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
2004-11-16 19:02:11 C 23 23 36.02 +06 03 35.3 r A30
2004-11-16 19:04:35 C 23 23 36.81 +06 03 38.9 r A30
2004-11-16 19:06:50 C 23 23 37.55 +06 03 42.3 r A30
2004-11-16 19:08:19 C 23 23 38.07 +06 03 44.6 r A30
2004-11-17 11:23:13 C 23 29 13.40 +06 28 14.4 r 379
2004-11-17 11:26:31 C 23 29 14.51 +06 28 19.1 r 379
2004-11-17 11:33:06 C 23 29 16.69 +06 28 29.1 r 379
2004-11-19 03:03:48 C 23 42 59.12 +07 26 59.5 15.2 c 704
2004-11-19 03:21:21 C 23 43 04.96 +07 27 25.2 15.5 c 704
2004-11-19 03:38:56 C 23 43 10.80 +07 27 50.8 15.3 c 704
2004-11-19 03:56:37 C 23 43 16.67 +07 28 16.6 15.4 c 704
2004-11-19 04:14:13 C 23 43 22.54 +07 28 42.3 15.6 c 704
2004-11-19 21:09:26 C 23 49 15.25 +07 53 07.2 15.3 r 130
2004-11-19 21:10:01 C 23 49 15.43 +07 53 07.9 15.1 r 130
2004-11-19 21:11:07 C 23 49 15.80 +07 53 09.5 15.2 r 130
2004-11-19 21:11:40 C 23 49 15.99 +07 53 10.1 15.1 r 130
2004-11-19 21:12:48 C 23 49 16.38 +07 53 11.8 15.3 r 130
2004-11-20 11:17:55 C 23 54 11.17 +08 13 36.8 r 379
2004-11-20 11:32:46 C 23 54 16.06 +08 13 58.1 r 379
2004-11-20 11:34:24 C 23 54 16.62 +08 14 00.5 r 379
2004-11-22 19:45:44 C 00 13 43.25 +09 31 41.2 o 084
2004-11-23 11:12:33 C 00 19 01.82 +09 52 35.8 r 379
2004-11-23 11:14:51 C 00 19 02.57 +09 52 38.9 r 379
2004-11-23 11:17:08 C 00 19 03.35 +09 52 42.4 r 379
2004-11-23 11:19:26 C 00 19 04.11 +09 52 45.6 r 379
2004-11-23 17:24:08 C 00 21 10.34 +10 00 28.6 c A27
2004-11-23 17:33:21 C 00 21 13.37 +10 00 40.6 c A27
2004-11-23 17:44:50 C 00 21 17.15 +10 00 55.8 c A27
2004-11-23 17:55:58 C 00 21 20.85 +10 01 10.3 c A27
2004-11-23 18:04:58 C 00 21 23.82 +10 01 22.0 c A27
2004-11-23 18:13:31 C 00 21 26.66 +10 01 33.5 c A27
2004-11-23 18:20:46 C 00 21 29.03 +10 01 42.9 c A27
2004-11-23 20:24:07 C 00 22 09.92 +10 04 25.2 c 127
2004-11-23 20:27:25 C 00 22 11.01 +10 04 29.4 c 127
2004-11-23 20:30:32 C 00 22 12.05 +10 04 33.5 c 127
2004-11-23 20:33:35 C 00 22 13.06 +10 04 37.4 c 127
2004-11-24 16:55:50 C 00 29 09.97 +10 30 41.3 c A27
2004-11-24 17:16:34 C 00 29 16.80 +10 31 07.4 c A27
2004-11-24 17:25:48 C 00 29 19.82 +10 31 19.5 c A27
2004-11-25 16:49:53 C 00 37 11.46 +11 00 16.8 c A27
2004-11-25 16:56:17 C 00 37 13.52 +11 00 24.4 c A27
2004-11-25 17:09:42 C 00 37 17.84 +11 00 41.4 c A27
2004-11-25 19:43:46 C 00 38 07.04 +11 03 42.7 o 084
2004-11-28 09:44:34 C 00 58 22.93 +12 14 51.9 r 379
2004-11-28 09:46:12 C 00 58 23.42 +12 14 53.9 r 379
2004-11-28 09:54:27 C 00 58 25.96 +12 15 03.3 r 379
2004-11-28 09:57:46 C 00 58 26.96 +12 15 06.8 r 379
2004-11-29 11:53:26 C 01 06 36.30 +12 42 14.9 r 379
2004-11-29 11:56:44 C 01 06 37.30 +12 42 18.0 r 379
2004-11-29 11:58:24 C 01 06 37.80 +12 42 19.8 r 379
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)