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APRS station WR4SG-2 - show graphs
Comment: S.G.R.A. - APRS - DIGIPEATER- LAKEPARK, GA
Location: 30°40.11' N 83°19.05' W - locator EM80IQ10VK - show map
11.6 miles South bearing 192° from Valdosta, Lowndes County, Georgia, United States [?]
12.1 miles South bearing 182° from Remerton, Lowndes County, Georgia, United States
59.4 miles East bearing 74° from Tallahassee, Leon County, Florida, United States
91.9 miles Northwest bearing 320° from Gainesville, Alachua County, Florida, United States
Last position: 2025-02-06 07:42:24 EST (16s ago)
2025-02-06 07:42:24 EST local time at Valdosta, United States [?]
Last WX report: 2024-04-05 08:39:13 EDT (307d 3m ago) – show weather charts
59 °F 81% 1017.9 mbar 0.0 MPH South
Device: Argent Data Systems: OpenTracker (tracker)
Last path: WR4SG-2>APOT21 via WIDE1-1,WIDE2-2,qAR,KJ4YNR-1 (good)
Positions stored: 60
Packet rate: 83 seconds between packets on average during 4050 seconds.
Other SSIDs: WR4SG-3 WR4SG-1 WR4SG-D
APRS digipeater – Statistics for 2025-02:
Stations heard directly: 55 on radio path – show map
Last heard a station directly: 2025-02-06 07:38:45 EST (3m55s ago)
Normal receiver range estimate: 118 miles (Updated: 2024-12-31 17:35:34 EST)
Position packets heard directly: 786 on radio path
Stations near current position of WR4SG-2 - show more
callsign distance last heard - EST      callsign distance last heard - EST
K4DBC5.5 miles 200°2025-02-06 07:40:02 KB0Y-76.6 miles 320°2025-02-02 19:42:16
KB0Y-86.9 miles 318°2025-02-05 19:14:04 KB0Y6.9 miles 318°2025-02-06 07:40:09
KG6OHK-107.3 miles 9°2025-01-26 05:13:35 KC4HAY-147.9 miles 104°2025-02-06 00:43:17
KM4SMU-29.6 miles 15°2025-02-06 07:38:45 AB4WS-i10.7 miles 360°2025-01-31 21:33:24
KW4A-910.7 miles 1°2025-02-05 18:29:18 KQ4BDX-411.8 miles 359°2025-01-10 14:58:53
W4VLD12.5 miles 359°2025-02-06 07:42:11 W4VLD B12.5 miles 359°2025-02-06 07:35:41
W4VLD-B12.5 miles 359°2025-02-06 07:33:32 W4VLD-C12.5 miles 359°2025-02-06 07:35:41
W4VLD C12.5 miles 359°2025-02-06 07:35:41 WD4DAN-1314.5 miles 341°2025-02-06 07:38:36
GW203814.6 miles 9°2025-02-06 07:40:21 KN4SHQ15.8 miles 20°2025-01-09 19:13:07
N4QCZ16.8 miles 5°2025-02-06 07:30:40 KM4SMV19.6 miles 12°2025-02-04 09:52:32
Stations which heard WR4SG-2 directly on radio –
callsign pkts first heard - EST last heard longest (tx => rx) longest at - EST
WC4PEM-9 80 2025-02-01 06:46:05 2025-02-06 03:22:03 EM80IQ > EL98CE 193.9 miles 151° 2025-02-06 03:22:03
NI4CE-10 1 2025-02-04 03:59:31 2025-02-04 03:59:31 EM80IQ > EL87VJ 234.2 miles 164° 2025-02-04 03:59:31
AB4KN-2 3 2025-02-03 23:13:40 2025-02-06 05:44:08 EM80IQ > EM73RL 208.0 miles 340° 2025-02-06 05:44:08
W4NN-1 7 2025-02-03 19:16:26 2025-02-04 08:27:09 EM80IQ > EM60RL 189.8 miles 267° 2025-02-04 08:27:09
KD4MOJ-5 144 2025-02-02 03:14:56 2025-02-06 07:25:37 EM80IQ > EM70PO 84.7 miles 267° 2025-02-06 07:25:37
WC4PEM-10 6 2025-02-04 03:53:02 2025-02-05 01:22:38 EM80IQ > EL97CV 212.7 miles 154° 2025-02-05 01:22:38
WC4PEM-14 28 2025-02-01 05:53:05 2025-02-05 03:39:09 EM80IQ > EL98EG 194.4 miles 149° 2025-02-05 03:39:09
KD4MOJ-7 378 2025-01-31 22:24:38 2025-02-06 07:40:34 EM80IQ > EM70VO 54.9 miles 264° 2025-02-06 07:40:34
WA4USN-5 23 2025-02-04 00:29:07 2025-02-04 04:49:50 EM80IQ > FM02BS 248.1 miles 53° 2025-02-04 04:49:50
K4OZS-10 92 2025-02-01 04:22:46 2025-02-06 07:31:58 EM80IQ > EL89XC 130.4 miles 145° 2025-02-06 07:31:58
AK4B 1 2025-02-06 04:53:39 2025-02-06 04:53:39 EM80IQ > EM64NE 318.5 miles 321° 2025-02-06 04:53:39
N4FLA-3 36 2025-02-02 22:55:57 2025-02-05 21:59:31 EM80IQ > EL98CP 166.7 miles 146° 2025-02-05 21:59:31
WC4PEM-8 10 2025-02-04 22:52:17 2025-02-05 02:22:23 EM80IQ > EL88XD 189.9 miles 155° 2025-02-05 02:22:23
W4UC-3 4 2025-02-04 04:41:11 2025-02-04 06:27:18 EM80IQ > EM60IL 234.8 miles 268° 2025-02-04 06:27:18
W4NAS 2 2025-02-06 06:47:42 2025-02-06 06:51:56 EM80IQ > EM90CO 88.5 miles 92° 2025-02-06 06:51:56
NE4SC-12 11 2025-02-03 21:11:03 2025-02-04 08:28:42 EM80IQ > FM03KW 334.2 miles 46° 2025-02-04 08:28:42
K4SRC-10 9 2025-02-04 02:03:01 2025-02-04 07:02:29 EM80IQ > EM60LO 223.1 miles 270° 2025-02-04 07:02:29
N4NE-2 1 2025-02-04 02:08:48 2025-02-04 02:08:48 EM80IQ > EM74WF 251.2 miles 349° 2025-02-04 02:08:48
W5TCR 1 2025-02-06 03:42:27 2025-02-06 03:42:27 EM80IQ > EM54VS 403.3 miles 316° 2025-02-06 03:42:27
WINNSB 2 2025-02-03 21:17:07 2025-02-03 21:31:34 EM80IQ > EM94KJ 288.2 miles 26° 2025-02-03 21:31:34
KD4MOJ-9 44 2025-02-02 01:48:28 2025-02-06 06:32:48 EM80IQ > EM70TK 62.9 miles 257° 2025-02-06 06:32:48
NI4CE-11 23 2025-02-02 01:14:11 2025-02-05 03:39:15 EM80IQ > EL87UT 206.7 miles 162° 2025-02-05 03:39:15
WC4PEM-6 3 2025-02-02 22:55:55 2025-02-04 23:44:30 EM80IQ > EL98CA 203.6 miles 153° 2025-02-04 23:44:30
K4AGR-10 3 2025-02-02 08:51:22 2025-02-03 20:08:22 EM80IQ > EM71GC 130.7 miles 284° 2025-02-03 20:08:22
N5CBP-6 25 2025-02-01 22:53:00 2025-02-06 06:47:35 EM80IQ > EM80PD 51.8 miles 135° 2025-02-06 06:47:35
W4PVW-15 154 2025-01-31 23:02:15 2025-02-06 07:34:06 EM80IQ > EM81DP 71.7 miles 339° 2025-02-06 07:34:06
KM4EYX-1 179 2025-01-31 23:12:42 2025-02-06 07:13:35 EM80IQ > EM81NM 64.6 miles 24° 2025-02-06 07:13:35
KM4SMU-2 1341 2025-01-31 19:01:01 2025-02-06 07:40:19 EM80IQ > EM80IT 9.6 miles 15° 2025-02-06 07:40:19
N4ARY-2 1 2025-02-04 06:47:34 2025-02-04 06:47:34 EM80IQ > EM82FM 129.6 miles 353° 2025-02-04 06:47:34
W4LEE-1 85 2025-01-31 21:51:23 2025-02-06 05:53:00 EM80IQ > EM72HN 178.1 miles 318° 2025-02-06 05:53:00
W4VLD 298 2025-01-31 19:33:53 2025-02-06 00:49:57 EM80IQ > EM80IU 12.5 miles 359° 2025-02-06 00:49:57
KE4PMP-1 169 2025-02-01 23:19:09 2025-02-06 06:43:20 EM80IQ > EM82TE 118.7 miles 27° 2025-02-06 06:43:20
KE4CSA-1 1384 2025-01-31 19:03:04 2025-02-06 07:34:23 EM80IQ > EM81RF 58.3 miles 49° 2025-02-06 07:34:23
KI4MNR-1 3 2025-02-04 07:06:23 2025-02-04 09:59:02 EM80IQ > EM82PG 115.9 miles 17° 2025-02-04 09:59:02
KC4GYM-2 5 2025-02-02 03:20:38 2025-02-04 04:20:55 EM80IQ > EM93HV 247.9 miles 26° 2025-02-04 04:20:55
NSBCH 1 2025-02-02 00:54:28 2025-02-02 00:54:28 EM80IQ > EL99MA 183.1 miles 128° 2025-02-02 00:54:28
W4CVY 27 2025-01-31 22:20:24 2025-02-06 06:41:18 EM80IQ > EM72NL 154.0 miles 324° 2025-02-06 06:41:18
AK4ZX-15 1 2025-02-04 02:13:06 2025-02-04 02:13:06 EM80IQ > EM74TM 272.5 miles 348° 2025-02-04 02:13:06
N4SVC-1 64 2025-02-01 01:06:04 2025-02-06 07:23:38 EM80IQ > EM80MI 31.4 miles 135° 2025-02-06 07:23:38
KO4OZC-1 2 2025-02-04 04:50:44 2025-02-04 04:51:34 EM80IQ > EM83AS 217.7 miles 350° 2025-02-04 04:51:34
WR4SG-3 57 2025-02-01 05:28:03 2025-02-06 07:38:46 EM80IQ > EM82CC 101.6 miles 345° 2025-02-06 07:38:46
W4CJB-2 10 2025-02-04 02:25:59 2025-02-04 07:42:48 EM80IQ > EM60WR 165.6 miles 272° 2025-02-04 07:42:48
W4DFU-3 3 2025-02-02 02:26:03 2025-02-04 08:06:25 EM80IQ > EL89TP 91.7 miles 141° 2025-02-04 08:06:25
YORKSC 1 2025-02-04 06:03:05 2025-02-04 06:03:05 EM80IQ > EM94JX 321.4 miles 21° 2025-02-04 06:03:05
K4DBN-1 48 2025-02-03 21:41:16 2025-02-04 08:07:17 EM80IQ > EM82JT 148.9 miles 2° 2025-02-04 08:07:17
W4CLW 5 2025-01-31 22:24:35 2025-02-06 04:10:55 EM80IQ > EM71HE 126.8 miles 287° 2025-02-06 04:10:55
KT4CW-3 4 2025-02-03 23:50:17 2025-02-04 04:43:33 EM80IQ > EM61RH 193.8 miles 284° 2025-02-04 04:43:33
N4GIH-1 95 2025-02-01 04:16:29 2025-02-05 11:16:42 EM80IQ > EL99EV 115.6 miles 117° 2025-02-05 11:16:42
K4HNH-10 2 2025-02-06 06:39:10 2025-02-06 06:41:15 EM80IQ > EM64MM 338.2 miles 323° 2025-02-06 06:41:15
FLGBCH 24 2025-02-01 23:05:39 2025-02-02 04:39:39 EM80IQ > EL99KJ 156.1 miles 123° 2025-02-02 04:39:39
KT4CW-1 18 2025-02-03 21:58:55 2025-02-06 00:33:58 EM80IQ > EM61KE 226.5 miles 280° 2025-02-06 00:33:58
W9KOP-10 1 2025-02-06 06:49:44 2025-02-06 06:49:44 EM80IQ > EM64QL 325.7 miles 324° 2025-02-06 06:49:44
KN4TIN-1 1 2025-02-04 02:21:55 2025-02-04 02:21:55 EM80IQ > EM92ED 143.0 miles 44° 2025-02-04 02:21:55
CHIEFL 53 2025-02-02 00:12:07 2025-02-06 07:42:27 EM80IQ > EL89NJ 91.7 miles 163° 2025-02-06 07:42:27
K4TQR-1 1 2025-02-06 05:00:04 2025-02-06 05:00:04 EM80IQ > EM63PN 281.0 miles 316° 2025-02-06 05:00:04
W4LHS-10 39 2025-02-01 23:46:53 2025-02-04 09:14:11 EM80IQ > EM92KC 163.4 miles 53° 2025-02-04 09:14:11
KR1FLE-1 52 2025-02-02 00:46:26 2025-02-06 07:40:24 EM80IQ > EL89MF 102.4 miles 169° 2025-02-06 07:40:24
KG2MM-10 11 2025-02-04 07:25:52 2025-02-06 07:12:58 EM80IQ > EM90DK 96.1 miles 100° 2025-02-06 07:12:58
KQ4HEI 61 2025-02-03 22:02:37 2025-02-06 06:49:45 EM80IQ > EM70GI 129.0 miles 261° 2025-02-06 06:49:45
N4VFR-10 3 2025-02-04 07:53:31 2025-02-04 09:49:53 EM80IQ > EM90HH 115.9 miles 101° 2025-02-04 09:49:53
KJ4YNR-1 820 2025-01-31 22:35:04 2025-02-06 07:42:24 EM80IQ > EM82OI 121.7 miles 15° 2025-02-06 07:42:24
W4CEM-3 2 2025-02-03 20:59:39 2025-02-04 01:58:07 EM80IQ > EM93NR 254.8 miles 33° 2025-02-04 01:58:07
N1KSC-1 1 2025-02-03 09:12:40 2025-02-03 09:12:40 EM80IQ > EL98QO 215.2 miles 131° 2025-02-03 09:12:40
KZ4JN-2 12 2025-02-01 22:13:27 2025-02-04 11:43:24 EM80IQ > EL89XT 98.3 miles 127° 2025-02-04 11:43:24

Only position packets which were originated by the station are shown here. The range statistics show some extra long hops, because some digipeaters do not correctly add themselves to the digipeater path. Please check the raw packets.
Stations heard directly by WR4SG-2
callsign pkts first heard - EST last heard longest (rx => tx) longest at - EST
KC4HAY-14 3 2025-02-06 00:06:01 2025-02-06 00:35:00 EM80KO > EM80IQ 12.7 miles 113° 2025-02-06 00:06:01
WC4PEM-9 1 2025-02-01 07:15:56 2025-02-01 07:15:56 EL98CE > EM80IQ 193.9 miles 151° 2025-02-01 07:15:56
AB4KN-2 1 2025-02-04 01:57:49 2025-02-04 01:57:49 EM73RL > EM80IQ 208.0 miles 340° 2025-02-04 01:57:49
W4NN-1 2 2025-02-04 01:41:36 2025-02-04 01:42:50 EM60RL > EM80IQ 189.8 miles 267° 2025-02-04 01:42:50
WC4PEM-10 1 2025-02-01 08:34:58 2025-02-01 08:34:58 EL97CV > EM80IQ 212.7 miles 154° 2025-02-01 08:34:58
WC4PEM-14 6 2025-02-01 07:16:20 2025-02-03 00:26:26 EL98EG > EM80IQ 194.4 miles 149° 2025-02-03 00:26:26
WC4PEM-12 1 2025-02-01 08:30:42 2025-02-01 08:30:42 EL97FS > EM80IQ 227.0 miles 152° 2025-02-01 08:30:42
K4OZS-10 4 2025-02-02 06:56:03 2025-02-06 05:56:47 EL89XC > EM80IQ 130.4 miles 145° 2025-02-06 05:56:47
KB0Y-7 5 2025-02-02 09:25:18 2025-02-02 19:42:07 EM80IU > EM80IQ 14.3 miles 6° 2025-02-02 13:30:17
K6DPL-9 4 2025-02-05 15:05:06 2025-02-05 15:38:23 EM80LM > EM80IQ 18.9 miles 124° 2025-02-05 15:38:23
WC4PEM-8 1 2025-02-01 07:03:59 2025-02-01 07:03:59 EL88XD > EM80IQ 189.9 miles 155° 2025-02-01 07:03:59
NE4SC-12 2 2025-02-04 00:04:45 2025-02-04 02:54:26 FM03KW > EM80IQ 334.2 miles 46° 2025-02-04 02:54:26
NI0R-9 4 2025-02-04 13:01:34 2025-02-04 13:15:34 EM80LL > EM80IQ 20.5 miles 125° 2025-02-04 13:15:34
KJ4CTZ-9 7 2025-02-01 16:43:27 2025-02-01 17:03:41 EM80LM > EM80IQ 17.3 miles 122° 2025-02-01 17:03:41
KA5MGL-9 3 2025-02-05 17:39:38 2025-02-05 17:50:38 EM80LI > EM80IQ 27.2 miles 144° 2025-02-05 17:50:38
NX4AC-9 1 2025-01-31 19:22:03 2025-01-31 19:22:03 EM80GV > EM80IQ 18.6 miles 332° 2025-01-31 19:22:03
W1RCP-1 18 2025-01-31 22:50:32 2025-02-06 06:24:48 EM81CC > EM80IQ 41.4 miles 319° 2025-02-06 06:24:48
W9UXZ 7 2025-02-02 12:07:23 2025-02-02 12:34:55 EM80KO > EM80IQ 10.8 miles 111° 2025-02-02 12:34:55
KD4MOJ-9 3 2025-02-02 04:57:13 2025-02-06 03:08:43 EM70TK > EM80IQ 62.9 miles 257° 2025-02-06 03:08:43
KM4ACK-9 2 2025-02-04 11:50:42 2025-02-04 12:11:46 EM80JP > EM80IQ 7.8 miles 103° 2025-02-04 12:11:46
KB0Y-8 20 2025-02-03 08:29:28 2025-02-05 19:10:39 EM80ES > EM80IQ 18.0 miles 297° 2025-02-05 08:41:09
WC4PEM-6 2 2025-02-01 07:17:58 2025-02-01 08:17:57 EL98CA > EM80IQ 203.6 miles 153° 2025-02-01 08:17:57
N5CBP-6 5 2025-02-02 01:32:45 2025-02-06 02:06:49 EM80PD > EM80IQ 51.8 miles 135° 2025-02-06 02:06:49
W4PVW-15 40 2025-02-01 04:19:02 2025-02-06 04:48:50 EM81DP > EM80IQ 71.7 miles 339° 2025-02-06 04:48:50
W4OPS 3 2025-02-05 12:22:30 2025-02-05 13:42:52 EM80HX > EM80IQ 22.6 miles 351° 2025-02-05 12:22:30
KM4EYX-1 2 2025-02-01 23:48:10 2025-02-04 03:44:39 EM81NM > EM80IQ 64.6 miles 24° 2025-02-04 03:44:39
KM4SMU-2 233 2025-01-31 22:08:19 2025-02-06 07:38:45 EM80IT > EM80IQ 9.6 miles 15° 2025-02-06 07:38:45
W4LEE-1 19 2025-01-31 23:21:39 2025-02-06 07:02:12 EM72HN > EM80IQ 178.1 miles 318° 2025-02-06 07:02:12
W4VLD 123 2025-01-31 22:11:48 2025-02-06 03:01:38 EM80IU > EM80IQ 12.5 miles 359° 2025-02-06 03:01:38
KE4PMP-1 6 2025-02-02 05:08:08 2025-02-02 06:23:03 EM82TE > EM80IQ 118.7 miles 27° 2025-02-02 06:23:03
KE4CSA-1 36 2025-02-01 00:21:11 2025-02-06 07:16:39 EM81RF > EM80IQ 58.3 miles 49° 2025-02-06 07:16:39
ND1J-10 1 2025-02-04 02:46:16 2025-02-04 02:46:16 EM73RH > EM80IQ 197.1 miles 339° 2025-02-04 02:46:16
N4SVC-1 56 2025-01-31 19:58:52 2025-02-06 07:01:34 EM80MI > EM80IQ 31.4 miles 135° 2025-02-06 07:01:34
WR4SG-3 16 2025-01-31 22:34:01 2025-02-06 06:53:48 EM82CC > EM80IQ 101.6 miles 345° 2025-02-06 06:53:48
KC8ZKS-8 1 2025-02-05 19:38:30 2025-02-05 19:38:30 EM80JQ > EM80IQ 4.9 miles 67° 2025-02-05 19:38:30
W4DFU-3 2 2025-02-01 05:58:24 2025-02-06 04:58:31 EL89TP > EM80IQ 91.7 miles 141° 2025-02-06 04:58:31
N9JH-9 9 2025-02-05 15:33:13 2025-02-05 16:27:48 EM80HX > EM80IQ 20.9 miles 350° 2025-02-05 15:33:13
N9OIG-9 6 2025-02-02 15:34:27 2025-02-02 15:46:27 EM80LM > EM80IQ 17.6 miles 123° 2025-02-02 15:46:27
K4DBN-1 10 2025-01-31 22:31:28 2025-02-04 02:49:25 EM82JT > EM80IQ 148.9 miles 2° 2025-02-04 02:49:25
W4SEJ 1 2025-02-04 06:38:12 2025-02-04 06:38:12 EM60HI > EM80IQ 241.6 miles 266° 2025-02-04 06:38:12
KD4AMP-1 58 2025-01-31 20:17:50 2025-02-06 05:20:08 EM80MG > EM80IQ 33.8 miles 141° 2025-02-06 05:20:08
KM6YSO-10 5 2025-02-01 23:52:17 2025-02-04 08:56:05 EM90FD > EM80IQ 114.1 miles 109° 2025-02-04 08:56:05
KT4CW-3 6 2025-02-03 23:20:29 2025-02-04 03:20:43 EM61RH > EM80IQ 193.8 miles 284° 2025-02-04 03:20:43
KT4CW-1 14 2025-02-03 22:00:07 2025-02-06 01:09:08 EM61KE > EM80IQ 226.5 miles 280° 2025-02-06 01:09:08
W4LHS-10 7 2025-02-01 00:42:56 2025-02-06 05:17:05 EM92KC > EM80IQ 163.4 miles 53° 2025-02-06 05:17:05
KO4KVT-9 3 2025-02-01 18:22:39 2025-02-01 18:26:41 EM80JP > EM80IQ 6.6 miles 94° 2025-02-01 18:26:41
KG2MM-10 2 2025-02-04 07:41:04 2025-02-04 07:42:22 EM90DK > EM80IQ 96.1 miles 100° 2025-02-04 07:42:22
KM4ACK-5 2 2025-02-04 11:48:56 2025-02-04 11:50:57 EM80JP > EM80IQ 7.7 miles 102° 2025-02-04 11:50:57
WE4AUB-9 1 2025-02-05 13:02:49 2025-02-05 13:02:49 EM80JQ > EM80IQ 4.9 miles 59° 2025-02-05 13:02:49
KO4SMG 1 2025-02-02 01:26:36 2025-02-02 01:26:36 EM90GI > EM80IQ 110.7 miles 100° 2025-02-02 01:26:36
KJ4YNR-1 12 2025-01-31 22:45:57 2025-02-06 07:00:51 EM82OI > EM80IQ 121.7 miles 15° 2025-02-06 07:00:51
K1RAH-13 1 2025-02-05 08:37:40 2025-02-05 08:37:40 EM80IR > EM80IQ 5.2 miles 42° 2025-02-05 08:37:40
KD9SNX-9 3 2025-02-04 17:19:04 2025-02-04 17:25:10 EM80KO > EM80IQ 11.1 miles 110° 2025-02-04 17:25:10
KG5PTE-9 1 2025-02-04 15:09:48 2025-02-04 15:09:48 EM80II > EM80IQ 20.5 miles 173° 2025-02-04 15:09:48
KQ4GAG-7 3 2025-02-05 16:36:40 2025-02-05 17:04:25 EM80LL > EM80IQ 21.2 miles 125° 2025-02-05 17:04:25

Only stations from which a position packet has been heard are shown here. The range statistics show some extra long hops, because some digipeaters do not correctly add themselves to the digipeater path. Please check the raw packets.
About this site
This page shows real-time information collected from the Automatic Position Reporting System Internet network (APRS-IS). APRS is used by amateur (ham) radio operators to transmit real-time position information, weather data, telemetry and messages over the radio. A vehicle equipped with a GPS receiver, a VHF transmitter or HF transceiver and a small computer device called a tracker transmits it's location, speed and course in a small data packet, which is then received by a nearby iGate receiving site which forwards the packet on the Internet. Systems connected to the Internet can send information on the APRS-IS without a radio transmitter, or collect and display information transmitted anywhere in the world.
User guide · FAQ · Blog · Discussion group · Linking to aprs.fi · AIS sites · Service status · Database statistics · Advertising on aprs.fi · Technical details · API · Change log · Planned changes · Credits and thanks · Terms Of Service · iPhone/iPad APRS