3908 Nyx (1980 PA)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4590032671 ± 2.00e+00
Semi-major axis (a)1.9278929483 AU ± 3.00e+00
Inclination (i)2.18636566° ± 4.00e+00
Long. of Asc. Node (Ω)261.19174891° ± 5.00e+00
Arg. of Perihelion (ω)126.65988085° ± 6.00e+00
Mean Anomaly (M)312.97146977° ± 2.87e-05
Mean Motion (n)0.3682034928°/day ± 8.59e-01
Perihelion dist (q)1.04298379 AU ± 4.18e+00
Aphelion dist (Q)2.81280211 AU ± 5.83e+00
Orbital Period2.67685207 yr ± 6.25e+00
NGA Modelr2
A2-3.27808799e-08 AU/d²
Physical Parameters
H (abs. magnitude)17.45
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-26
RMS Residual0.809″
Uncertainty0
Orbit TypeAmor
MOID0.055611 AU
Observations Used2075
Radar Obs Used16
Gaia Obs Used72
Oppositions22
Arc Total1980-2025
First Observation Used1980-08-06
Last Observation Used2025-06-26
Observations (2135)
Date Type RA Dec Mag Band Observatory
2004-09-20 19:49:12 C 19 32 56.54 -11 32 23.9 r 160
2004-09-20 19:49:33 C 19 32 56.57 -11 32 23.8 r 160
2004-09-20 19:50:27 C 19 32 56.57 -11 32 24.0 r 160
2004-09-20 19:50:49 C 19 32 56.59 -11 32 23.6 r 160
2004-09-20 19:51:10 C 19 32 56.57 -11 32 23.6 r 160
2004-09-20 19:51:31 C 19 32 56.57 -11 32 23.6 r 160
2004-09-20 19:51:52 C 19 32 56.59 -11 32 23.6 r 160
2004-09-20 19:52:13 C 19 32 56.60 -11 32 23.5 r 160
2004-09-20 19:52:34 C 19 32 56.60 -11 32 22.9 r 160
2004-09-20 19:52:54 C 19 32 56.65 -11 32 23.8 r 160
2004-09-20 19:53:15 C 19 32 56.64 -11 32 23.3 r 160
2004-09-20 19:53:36 C 19 32 56.63 -11 32 23.1 r 160
2004-09-21 02:39:17 C 19 33 08.57 -11 30 51.1 16.5 c 704
2004-09-21 02:56:34 C 19 33 08.92 -11 30 47.5 16.9 c 704
2004-09-21 03:13:45 C 19 33 09.29 -11 30 43.9 17.1 c 704
2004-09-21 03:30:50 C 19 33 09.69 -11 30 40.1 17.5 c 704
2004-09-21 03:47:53 C 19 33 09.95 -11 30 36.1 17.0 c 704
2004-09-22 19:06:10 C 19 34 25.92 -11 21 50.4 r 170
2004-09-22 19:11:07 C 19 34 26.04 -11 21 49.1 r 170
2004-09-22 19:13:34 C 19 34 26.11 -11 21 48.4 r 170
2004-09-22 23:12:25 C 19 34 34.54 -11 20 09.6 c 834
2004-09-22 23:36:17 C 19 34 35.17 -11 20 03.8 c 834
2004-09-23 00:06:33 C 19 34 36.02 -11 19 56.5 c 834
2004-09-26 00:09:02 C 19 37 33.54 -11 02 11.0 c 834
2004-10-01 18:27:20 C 19 45 30.00 -10 22 52.1 o 084
2004-10-04 19:16:11 C 19 50 55.67 -09 57 51.6 r A13
2004-10-04 19:18:18 C 19 50 55.83 -09 57 50.7 r A13
2004-10-04 19:20:13 C 19 50 56.12 -09 57 49.7 r A13
2004-10-05 02:11:59 C 19 51 29.80 -09 55 12.4 16.3 c 704
2004-10-05 02:27:57 C 19 51 30.95 -09 55 06.4 16.9 c 704
2004-10-05 02:43:14 C 19 51 31.90 -09 55 00.9 16.3 c 704
2004-10-05 02:58:29 C 19 51 33.16 -09 54 54.6 16.7 c 704
2004-10-05 03:14:09 C 19 51 34.25 -09 54 49.8 15.9 c 704
2004-10-05 19:49:17 C 19 52 57.42 -09 48 45.5 r A13
2004-10-05 19:51:51 C 19 52 57.65 -09 48 44.7 r A13
2004-10-05 19:54:22 C 19 52 57.83 -09 48 43.5 r A13
2004-10-05 19:56:53 C 19 52 58.02 -09 48 42.4 r A13
2004-10-05 19:59:25 C 19 52 58.21 -09 48 41.6 r A13
2004-10-06 02:18:48 C 19 53 31.21 -09 46 11.0 16.8 c 704
2004-10-06 02:34:19 C 19 53 32.35 -09 46 05.1 16.9 c 704
2004-10-06 02:50:05 C 19 53 33.55 -09 45 58.8 16.9 c 704
2004-10-06 03:05:36 C 19 53 34.79 -09 45 53.4 16.9 c 704
2004-10-06 03:21:57 C 19 53 35.99 -09 45 46.7 16.8 c 704
2004-10-07 10:46:44 C 19 56 24.27 -09 33 26.8 r 379
2004-10-07 10:48:53 C 19 56 24.40 -09 33 26.5 r 379
2004-10-07 10:53:11 C 19 56 24.79 -09 33 24.6 r 379
2004-10-07 18:02:17 C 19 57 04.80 -09 30 40.7 o 084
2004-10-10 02:12:22 C 20 02 37.45 -09 06 25.3 17.5 c 704
2004-10-10 02:27:51 C 20 02 38.83 -09 06 20.3 16.3 c 704
2004-10-10 02:43:22 C 20 02 40.27 -09 06 13.0 16.2 c 704
Radar Observations (32)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
1988-09-25 02:30:00 67856.4 1 Hz 2380 -1 -1
1988-09-25 03:35:00 83363235 20 us 2380 -1 -1
1988-09-25.104167 6785640 100 Hz 2380 251 251
1988-09-25.149306 8336323500 20000 us 2380 251 251
1988-09-26 03:08:00 81027438 2 us 2380 -1 -1
1988-09-26.130556 8102743800 2000 us 2380 251 251
1988-09-27 03:00:00 78763284 2 us 2380 -1 -1
1988-09-27.125000 7876328400 2000 us 2380 251 251
1988-10-06 07:45:00 63835350 10 us 8495 -14 -14
1988-10-06.322917 6383535000 10000 us 8495 253 253
1988-10-19 07:00:00 66513356.1 1.4 us 8495 -14 -14
1988-10-19 09:00:00 66612701.5 1.4 us 8495 -14 -14
1988-10-19.291667 6651335610 1400 us 8495 253 253
1988-10-19.375000 6661270150 1400 us 8495 253 253
2004-11-15 23:39:00 139206966.95 8 us 2380 -1 -1
2004-11-15.985417 13920696695 8000 us 2380 251 251
2004-11-16 00:37:00 139214872 1 us 2380 -1 -1
2004-11-16 23:31:00 139485862 1 us 2380 -1 -1
2004-11-16.025694 13921487200 1000 us 2380 251 251
2004-11-16.979861 13948586200 1000 us 2380 251 251
2004-11-17 01:05:00 139511312 1 us 2380 -1 -1
2004-11-17 23:29:00 139953160.6 1 us 2380 -1 -1
2004-11-17.045139 13951131200 1000 us 2380 251 251
2004-11-17.978472 13995316060 1000 us 2380 251 251
2004-11-18 01:12:00 139994542 1 us 2380 -1 -1
2004-11-18 23:33:00 140614951.6 1 us 2380 -1 -1
2004-11-18.050000 13999454200 1000 us 2380 251 251
2004-11-18.981250 14061495160 1000 us 2380 251 251
2004-11-19 00:11:00 140634288 1 us 2380 -1 -1
2004-11-19 01:07:00 140665020.9 1 us 2380 -1 -1
2004-11-19.007639 14063428800 1000 us 2380 251 251
2004-11-19.046528 14066502090 1000 us 2380 251 251
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)