🛰️ GCARC Satellite Report
October 24 offers 10 passes during the 9 AM–3 PM window — 9 FM and 1 linear transponder opportunities. Top passes: AO-123 (excellent at 83°, 10:30 AM), ISS-FM (excellent at 77°, 09:12 AM), SO-50 (good at 46°, 02:28 PM). Note: JO-97 and AO-123 at 10:22 AM overlap — assign two operators.
| Start (ET) | Satellite | Mode | Quality | Dir | Dur | Frequencies |
|---|---|---|---|---|---|---|
| 09:12 AM Peak: 09:17 AM |
ISS-FM ⭐⭐ | FM | ⭐ Excellent 77° | NE | 10 min | 145.990 ↑ / 437.800 ↓ PL 67.0 Hz |
| 10:10 AM Peak: 10:16 AM |
AO-91 | FM | Fair 17° | W | 11 min | 435.250 ↑ / 145.960 ↓ PL 67.0 Hz |
| 10:22 AM Peak: 10:27 AM |
JO-97 | FM | Fair 17° | E | 9 min | 145.850 ↑ / 435.910 ↓ PL 88.5 Hz |
| 10:30 AM Peak: 10:39 AM |
AO-123 | FM | ⭐ Excellent 83° | WNW | 17 min | 145.850 ↑ / 435.400 ↓ PL 67.0 Hz |
| 10:49 AM Peak: 10:54 AM |
ISS-FM | FM | Low 11° | SW | 8 min | 145.990 ↑ / 437.800 ↓ PL 67.0 Hz |
| 11:55 AM Peak: 12:00 PM |
JO-97 | FM | Fair 22° | WNW | 9 min | 145.850 ↑ / 435.910 ↓ PL 88.5 Hz |
| 12:15 PM Peak: 12:22 PM |
AO-123 | FM | Low 14° | NW | 13 min | 145.850 ↑ / 435.400 ↓ PL 67.0 Hz |
| 12:49 PM Peak: 12:54 PM |
SO-50 | FM | Low 8° | NE | 9 min | 145.850 ↑ / 436.795 ↓ PL 74.4 Hz |
| 02:28 PM Peak: 02:35 PM |
SO-50 | FM | ✅ Good 46° | NE | 13 min | 145.850 ↑ / 436.795 ↓ PL 74.4 Hz |
| 02:50 PM Peak: 03:01 PM |
RS-44 🌍 | Linear 🎛️ | ✅ Good 37° | E | 21 min | 145.935-145.995 ↑ / 435.610-435.670 ↓ Linear SSB/CW |
📡 Frequency Reference — Saturday, October 24
- ISS-FM (FM): ↑ 145.990 MHz / ↓ 437.800 MHz, PL 67.0 Hz
- AO-91 (FM): ↑ 435.250 MHz / ↓ 145.960 MHz, PL 67.0 Hz
- JO-97 (FM): ↑ 145.850 MHz / ↓ 435.910 MHz, PL 88.5 Hz
- AO-123 (FM): ↑ 145.850 MHz / ↓ 435.400 MHz, PL 67.0 Hz
- SO-50 (FM): ↑ 145.850 MHz / ↓ 436.795 MHz, PL 74.4 Hz
- RS-44 (Linear SSB/CW): ↑ 145.935-145.995 MHz / ↓ 435.610-435.670 MHz
October 31 offers 7 passes during the 9 AM–3 PM window — 6 FM and 1 linear transponder opportunities. Top passes: SO-50 (excellent at 85°, 01:09 PM), AO-123 (excellent at 82°, 10:33 AM), JO-97 (excellent at 60°, 11:01 AM).
| Start (ET) | Satellite | Mode | Quality | Dir | Dur | Frequencies |
|---|---|---|---|---|---|---|
| 10:15 AM Peak: 10:20 AM |
AO-91 | FM | Fair 16° | W | 11 min | 435.250 ↑ / 145.960 ↓ PL 67.0 Hz |
| 10:33 AM Peak: 10:42 AM |
AO-123 | FM | ⭐ Excellent 82° | W | 17 min | 145.850 ↑ / 435.400 ↓ PL 67.0 Hz |
| 11:01 AM Peak: 11:07 AM |
JO-97 | FM | ⭐ Excellent 60° | E | 10 min | 145.850 ↑ / 435.910 ↓ PL 88.5 Hz |
| 11:30 AM Peak: 11:36 AM |
SO-50 | FM | Low 14° | NE | 11 min | 145.850 ↑ / 436.795 ↓ PL 74.4 Hz |
| 12:19 PM Peak: 12:25 PM |
AO-123 | FM | Low 14° | NW | 13 min | 145.850 ↑ / 435.400 ↓ PL 67.0 Hz |
| 01:09 PM Peak: 01:16 PM |
SO-50 | FM | ⭐ Excellent 85° | WSW | 13 min | 145.850 ↑ / 436.795 ↓ PL 74.4 Hz |
| 01:50 PM Peak: 02:00 PM |
RS-44 🌍 | Linear 🎛️ | Fair 30° | E | 20 min | 145.935-145.995 ↑ / 435.610-435.670 ↓ Linear SSB/CW |
📡 Frequency Reference — Saturday, October 31
- AO-91 (FM): ↑ 435.250 MHz / ↓ 145.960 MHz, PL 67.0 Hz
- AO-123 (FM): ↑ 145.850 MHz / ↓ 435.400 MHz, PL 67.0 Hz
- JO-97 (FM): ↑ 145.850 MHz / ↓ 435.910 MHz, PL 88.5 Hz
- SO-50 (FM): ↑ 145.850 MHz / ↓ 436.795 MHz, PL 74.4 Hz
- RS-44 (Linear SSB/CW): ↑ 145.935-145.995 MHz / ↓ 435.610-435.670 MHz
| System | Frequency | Status |
|---|---|---|
| ISS APRS (RS0ISS) | 145.825 MHz | Check ariss-usa.org/ARISS_APRS/ for live packets |
| Crossband FM Repeater (NA1SS) | 145.990 ↑ / 437.800 ↓ (PL 67) | Check ARISS for current activation status |
| Voice (ARISS school contacts) | 145.800 MHz | See ariss.org for schedule |
ISS passes Saturday October 24 (9 AM–3 PM ET):
- 09:12 AM peak 09:17 AM — 77° NE — 10 min — Excellent
RS-44 continues to offer cross-Atlantic DX opportunities on low-to-moderate eastern passes where the footprint covers both New Jersey and Europe simultaneously. Passes below ~55° from ENE/E/ESE favor cross-Atlantic geometry. All times ET, 8 AM–10 PM window only.
| Date / Time (ET) | Max El. | Direction | Duration | Notes |
|---|---|---|---|---|
| Sun Oct 18, 02:24 PM | 12° | E 🌍 | 16 min | Cross-Atlantic DX geometry |
| Sun Oct 18, 04:13 PM | ⭐ 69° | E 🌍 | 23 min | Cross-Atlantic DX geometry |
| Sun Oct 18, 06:08 PM | 27° | WNW | 21 min | Domestic / high-elevation |
| Mon Oct 19, 02:46 PM | 21° | E 🌍 | 19 min | Cross-Atlantic DX geometry |
| Mon Oct 19, 04:36 PM | ⭐ 81° | W | 23 min | Domestic / high-elevation |
| Mon Oct 19, 06:33 PM | 17° | WNW | 19 min | Domestic / high-elevation |
| Tue Oct 20, 03:08 PM | ✅ 33° | E 🌍 | 21 min | Cross-Atlantic DX geometry |
| Tue Oct 20, 05:00 PM | ⭐ 55° | W | 23 min | Domestic / high-elevation |
| Tue Oct 20, 06:59 PM | 10° | NW | 16 min | Domestic / high-elevation |
| Wed Oct 21, 03:31 PM | ⭐ 51° | E 🌍 | 22 min | Cross-Atlantic DX geometry |
| Wed Oct 21, 05:25 PM | ✅ 36° | WNW | 22 min | Domestic / high-elevation |
| Thu Oct 22, 02:05 PM | 14° | E 🌍 | 17 min | Cross-Atlantic DX geometry |
| Thu Oct 22, 03:54 PM | ⭐ 77° | E 🌍 | 23 min | Cross-Atlantic DX geometry |
| Thu Oct 22, 05:50 PM | 24° | WNW | 20 min | Domestic / high-elevation |
| Fri Oct 23, 02:27 PM | 24° | E 🌍 | 19 min | Cross-Atlantic DX geometry |
| Fri Oct 23, 04:18 PM | ⭐ 74° | W | 23 min | Domestic / high-elevation |
| Fri Oct 23, 06:16 PM | 15° | WNW | 18 min | Domestic / high-elevation |
| Sat Oct 24, 02:50 PM | ✅ 37° | E 🌍 | 21 min | Cross-Atlantic DX geometry |
| Sat Oct 24, 04:42 PM | ✅ 49° | W | 22 min | Domestic / high-elevation |
| Sat Oct 24, 06:42 PM | 8° | NW | 15 min | Domestic / high-elevation |
| Sun Oct 25, 01:25 PM | 9° | ENE 🌍 | 14 min | Cross-Atlantic DX geometry |
| Sun Oct 25, 03:13 PM | ⭐ 57° | E 🌍 | 22 min | Cross-Atlantic DX geometry |
| Sun Oct 25, 05:07 PM | ✅ 32° | WNW | 21 min | Domestic / high-elevation |
| Mon Oct 26, 01:46 PM | 16° | E 🌍 | 18 min | Cross-Atlantic DX geometry |
| Mon Oct 26, 03:36 PM | ⭐ 84° | E 🌍 | 23 min | Cross-Atlantic DX geometry |
| Mon Oct 26, 05:32 PM | 21° | WNW | 20 min | Domestic / high-elevation |
AMSAT’s StOTA Days are the 1st and 3rd Tuesday of each month — student-to-student satellite contacts encouraged. All satellite operators welcome to get on and make students feel welcome.
Upcoming StOTA Tuesdays — Woodruff Middle School (2:00–3:30 PM ET window):
| Date | Passes Available |
|---|---|
| Tue, Oct 20 | SO-50 02:59 PM (24°) |
| Tue, Oct 27 | SO-50 03:21 PM (19°) |
Equipment on site: Yaesu FT-991A (FM satellites). Good targets: JO-97, AO-123, SO-50, ISS FM repeater.
Hamvention 2026 — May 15–17, Xenia OH: AMSAT forum Saturday May 16, 1:50–3:10 PM, Forum Room 2. TAPR/AMSAT Banquet Friday May 15, 6:30 PM, $75, Kohler Presidential Banquet Center — purchase deadline May 11 at 5 PM EDT. AMSAT booth: Building 1, booths 1007–1010 and 1107–1110.
44th AMSAT Space Symposium — October 8–11, 2026 · Crowne Plaza JAX Airport, Jacksonville FL. Rooms $109/night. Watch AMSAT News Service for registration details.
W2MMD on SatNOGS: The clubhouse ground station is Station #223 — one of the most capable receiving sites in the Northeast. Schedule an observation at network.satnogs.org/stations/223.
Ten-Koh 2 (NORAD #68261, Nihon University 6U CubeSat, V/U linear transponder): Weak signals only — faint CW on 435.860 MHz. Okuyama Lab requesting SatNOGS reception reports. Upload a waterfall — null results are also useful data.
- SO-50: Arm with 2-second 74.4 Hz tone burst before transmitting (10-minute timer)
- AO-7: Mode B only when in sunlight — shuts down in eclipse (no battery)
- RS-44 & FO-29: Inverting V/u transponder — transmit LSB on uplink, receive USB on downlink
- AO-73 (FUNcube-1): Active in eclipse — inverting V/u: up LSB 435.130–435.150 / dn USB 145.950–145.970 MHz
- JO-97 (FO-118): Also has linear transponder: up LSB 435.100–435.120 / dn USB 145.855–145.875 MHz
- Pass predictions ±2 min — data from N2YO.com, coordinates 39.73°N 75.21°W
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