N9TPB
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🛰 Satellite & ISS Passes
43.0878, -89.4299 · Grid EN53gc · CQ 4 · ITU 8 · map ↗
Times in CDT · 42 passes
🌍 Live Satellite Map
Drag and zoom. Dots move in real time. Click a satellite to see its path: dashed is where it has been, solid is the next 90 minutes. The circle is its footprint: anyone inside can hear it. The shaded area is night.
Satellites (elevation from you)
Click a satellite for details.
Upcoming Passes
| Satellite | Rise | Peak | Set | Length | How to work it |
|---|---|---|---|---|---|
| AO-91 FM repeater (sunlight only) |
Mon 10:12 AM from SW |
15° W 10:15 AM |
10:17 AM to NW |
5 min | Up 435.250 FM (PL 67.0) · Down 145.960 FM |
| ISS FM voice / crossband repeater |
Mon 11:12 AM from NW |
20° N 11:15 AM |
11:18 AM to NE |
5 min | Up 145.990 FM (PL 67.0) · Down 437.800 FM (repeater) · Voice 145.800 · APRS 145.825 |
| JO-97 Linear transponder (inverting) |
Mon 11:30 AM from N |
51° WNW 11:33 AM |
11:37 AM to SSW |
7 min | Up 435.100-435.120 LSB · Down 145.875-145.855 USB · Beacon 145.840 BPSK |
| SO-50 FM repeater |
Mon 11:36 AM from WNW |
14° NNW 11:38 AM |
11:41 AM to N |
5 min | Up 145.850 FM (PL 67.0, wake with 74.4) · Down 436.795 FM |
| ISS FM voice / crossband repeater |
Mon 12:49 PM from NW |
43° NNE 12:53 PM |
12:56 PM to E |
7 min | Up 145.990 FM (PL 67.0) · Down 437.800 FM (repeater) · Voice 145.800 · APRS 145.825 |
| ISS FM voice / crossband repeater |
Mon 2:26 PM from WNW |
29° SW 2:29 PM |
2:32 PM to SSE |
6 min | Up 145.990 FM (PL 67.0) · Down 437.800 FM (repeater) · Voice 145.800 · APRS 145.825 |
| RS-44 Linear transponder |
Mon 2:56 PM from E |
11° ENE 2:58 PM |
2:59 PM to ENE |
3 min | Up 145.935-145.995 LSB/CW · Down 435.610-435.670 USB/CW |
| AO-73 Linear transponder (inverting) |
Mon 3:50 PM from SE |
41° ENE 3:54 PM |
3:58 PM to N |
7 min | Up 435.130-435.150 LSB · Down 145.970-145.950 USB · Beacon 145.935 BPSK |
| RS-44 Linear transponder |
Mon 4:41 PM from SSE |
58° E 4:49 PM |
4:58 PM to NNE |
17 min | Up 145.935-145.995 LSB/CW · Down 435.610-435.670 USB/CW |
| SO-50 FM repeater |
Mon 4:41 PM from N |
22° NE 4:45 PM |
4:48 PM to E |
7 min | Up 145.850 FM (PL 67.0, wake with 74.4) · Down 436.795 FM |
| AO-7 Linear transponder (sunlight) |
Mon 5:01 PM from ESE |
27° NE 5:08 PM |
5:15 PM to N |
13 min | Mode B: Up 432.125-432.175 LSB · Down 145.975-145.925 USB · Mode A: Up 145.850-145.950 USB · Down 29.400-29.500 LSB |
| AO-73 Linear transponder (inverting) |
Mon 5:26 PM from SW |
15° W 5:29 PM |
5:31 PM to NW |
5 min | Up 435.130-435.150 LSB · Down 145.970-145.950 USB · Beacon 145.935 BPSK |
| FO-29 Linear transponder |
Mon 6:13 PM from E |
10° E 6:13 PM |
6:14 PM to E |
1 min | Up 145.900-146.000 LSB · Down 435.900-435.800 USB |
| SO-50 FM repeater |
Mon 6:21 PM from NW |
58° WSW 6:25 PM |
6:30 PM to SSE |
9 min | Up 145.850 FM (PL 67.0, wake with 74.4) · Down 436.795 FM |
| RS-44 Linear transponder |
Mon 6:35 PM from SW |
35° WNW 6:43 PM |
6:51 PM to N |
16 min | Up 145.935-145.995 LSB/CW · Down 435.610-435.670 USB/CW |
| AO-7 Linear transponder (sunlight) |
Mon 6:51 PM from SSE |
78° WSW 7:00 PM |
7:08 PM to NNW |
17 min | Mode B: Up 432.125-432.175 LSB · Down 145.975-145.925 USB · Mode A: Up 145.850-145.950 USB · Down 29.400-29.500 LSB |
| PO-101 FM repeater (scheduled) |
Mon 7:22 PM from NE |
16° E 7:25 PM |
7:27 PM to SE |
5 min | Up 437.500 FM (PL 141.3) · Down 145.900 FM |
| FO-29 Linear transponder |
Mon 7:54 PM from NNE |
88° WNW 7:59 PM |
8:04 PM to SSW |
11 min | Up 145.900-146.000 LSB · Down 435.900-435.800 USB |
| AO-7 Linear transponder (sunlight) |
Mon 8:49 PM from WSW |
15° W 8:54 PM |
8:58 PM to NW |
9 min | Mode B: Up 432.125-432.175 LSB · Down 145.975-145.925 USB · Mode A: Up 145.850-145.950 USB · Down 29.400-29.500 LSB |
| PO-101 FM repeater (scheduled) |
Mon 8:56 PM from N |
41° WNW 9:00 PM |
9:04 PM to SW |
7 min | Up 437.500 FM (PL 141.3) · Down 145.900 FM |
| FO-29 Linear transponder |
Mon 9:42 PM from NNW |
12° NW 9:44 PM |
9:45 PM to WNW |
4 min | Up 145.900-146.000 LSB · Down 435.900-435.800 USB |
| AO-91 FM repeater (sunlight only) |
Mon 9:42 PM from NNE |
60° E 9:46 PM |
9:50 PM to S |
8 min | Up 435.250 FM (PL 67.0) · Down 145.960 FM |
| JO-97 Linear transponder (inverting) |
Mon 10:02 PM from SSE |
54° ENE 10:06 PM |
10:09 PM to N |
7 min | Up 435.100-435.120 LSB · Down 145.875-145.855 USB · Beacon 145.840 BPSK |
| AO-123 FM repeater (ASRTU-1) |
Mon 10:12 PM from N |
84° WNW 10:15 PM |
10:18 PM to SSW |
7 min | Up 145.850 FM (PL 67.0) · Down 435.400 FM |
| AO-91 FM repeater (sunlight only) |
Mon 11:18 PM from NNW |
14° WNW 11:20 PM |
11:22 PM to W |
5 min | Up 435.250 FM (PL 67.0) · Down 145.960 FM |
| RS-44 Linear transponder |
Tue 2:34 AM from NNE |
22° ENE 2:40 AM |
2:46 AM to ESE |
12 min | Up 145.935-145.995 LSB/CW · Down 435.610-435.670 USB/CW |
| RS-44 Linear transponder |
Tue 4:27 AM from N |
81° W 4:35 AM |
4:43 AM to S |
16 min | Up 145.935-145.995 LSB/CW · Down 435.610-435.670 USB/CW |
| AO-73 Linear transponder (inverting) |
Tue 4:58 AM from NNE |
50° E 5:01 AM |
5:05 AM to S |
7 min | Up 435.130-435.150 LSB · Down 145.970-145.950 USB · Beacon 145.935 BPSK |
| FO-29 Linear transponder |
Tue 6:05 AM from SE |
48° ENE 6:12 AM |
6:18 AM to N |
13 min | Up 145.900-146.000 LSB · Down 435.900-435.800 USB |
| PO-101 FM repeater (scheduled) |
Tue 6:11 AM from E |
13° ENE 6:13 AM |
6:15 AM to NNE |
4 min | Up 437.500 FM (PL 141.3) · Down 145.900 FM |
| RS-44 Linear transponder |
Tue 6:23 AM from NW |
15° WNW 6:27 AM |
6:31 AM to WSW |
8 min | Up 145.935-145.995 LSB/CW · Down 435.610-435.670 USB/CW |
| AO-73 Linear transponder (inverting) |
Tue 6:34 AM from NW |
13° WNW 6:35 AM |
6:37 AM to W |
3 min | Up 435.130-435.150 LSB · Down 145.970-145.950 USB · Beacon 145.935 BPSK |
| AO-7 Linear transponder (sunlight) |
Tue 6:52 AM from NE |
33° E 7:00 AM |
7:07 AM to SSE |
15 min | Mode B: Up 432.125-432.175 LSB · Down 145.975-145.925 USB · Mode A: Up 145.850-145.950 USB · Down 29.400-29.500 LSB |
| ISS FM voice / crossband repeater |
Tue 7:10 AM from SW |
55° SE 7:13 AM |
7:16 AM to ENE |
7 min | Up 145.990 FM (PL 67.0) · Down 437.800 FM (repeater) · Voice 145.800 · APRS 145.825 |
| PO-101 FM repeater (scheduled) |
Tue 7:44 AM from S |
56° W 7:48 AM |
7:52 AM to NNW |
8 min | Up 437.500 FM (PL 141.3) · Down 145.900 FM |
| FO-29 Linear transponder |
Tue 7:51 AM from SSW |
33° W 7:57 AM |
8:03 AM to NNW |
12 min | Up 145.900-146.000 LSB · Down 435.900-435.800 USB |
| AO-91 FM repeater (sunlight only) |
Tue 8:24 AM from SE |
33° ENE 8:28 AM |
8:31 AM to N |
7 min | Up 435.250 FM (PL 67.0) · Down 145.960 FM |
| SO-50 FM repeater |
Tue 8:31 AM from S |
33° ESE 8:35 AM |
8:39 AM to NE |
8 min | Up 145.850 FM (PL 67.0, wake with 74.4) · Down 436.795 FM |
| AO-123 FM repeater (ASRTU-1) |
Tue 8:44 AM from SE |
34° ENE 8:47 AM |
8:50 AM to N |
6 min | Up 145.850 FM (PL 67.0) · Down 435.400 FM |
| AO-7 Linear transponder (sunlight) |
Tue 8:45 AM from NNE |
60° WNW 8:53 AM |
9:01 AM to SW |
16 min | Mode B: Up 432.125-432.175 LSB · Down 145.975-145.925 USB · Mode A: Up 145.850-145.950 USB · Down 29.400-29.500 LSB |
| ISS FM voice / crossband repeater |
Tue 8:47 AM from W |
30° NNW 8:50 AM |
8:53 AM to NE |
6 min | Up 145.990 FM (PL 67.0) · Down 437.800 FM (repeater) · Voice 145.800 · APRS 145.825 |
| AO-91 FM repeater (sunlight only) |
Tue 9:59 AM from SW |
21° W 10:02 AM |
10:05 AM to NW |
6 min | Up 435.250 FM (PL 67.0) · Down 145.960 FM |
Green rows: high passes (45°+), the easiest to work with a handheld and a small antenna. Orbits from AMSAT, refreshed every 6 hours. Satellite status changes; check AMSAT live status before you key up. FM birds: tune for Doppler (roughly ±10 kHz on 70 cm).