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
1996-10-03 21:39:50 C 21 09 48.52 +07 46 56.7 z 557
1996-10-03 23:09:47 C 21 09 57.11 +07 49 24.0 z 557
1996-10-04 00:46:49 C 21 10 11.16 +07 52 18.3 z 825
1996-10-04 01:27:52 C 21 10 14.83 +07 53 27.3 z 825
1996-10-04 01:58:03 C 21 10 17.50 +07 54 17.6 z 825
1996-10-04 18:48:05 C 21 12 11.81 +08 22 49.6 z 118
1996-10-04 18:57:09 C 21 12 12.69 +08 23 05.4 z 118
1996-10-04 19:08:15 C 21 12 13.79 +08 23 24.7 z 118
1996-10-04 21:15:31 C 21 12 27.33 +08 27 17.4 z 962
1996-10-04 22:29:14 C 21 12 34.51 +08 29 24.2 z 962
1996-10-04 22:37:29 C 21 12 35.31 +08 29 38.6 z 962
1996-10-04 22:42:47 C 21 12 35.84 +08 29 47.6 z 962
1996-10-05 07:18:44 C 21 13 35.66 +08 45 03.0 c 691
1996-10-05 07:25:20 C 21 13 36.39 +08 45 13.6 c 691
1996-10-05 07:31:04 C 21 13 36.98 +08 45 24.7 c 691
1996-10-05 19:41:59 C 21 15 09.54 +09 06 57.2 z 121
1996-10-05 20:06:00 C 21 15 12.20 +09 07 40.4 z 121
1996-10-05 20:10:00 C 21 15 12.66 +09 07 47.6 z 121
1996-10-06 01:11:41 C 21 15 53.23 +09 17 10.7 13.9 z 823
1996-10-06 01:33:53 C 21 15 55.65 +09 17 51.5 14.0 z 823
1996-10-06 01:54:23 C 21 15 57.87 +09 18 28.8 14.0 z 823
1996-10-06 02:10:54 C 21 15 59.66 +09 18 59.1 14.1 z 823
1996-10-07 01:59:50 C 21 19 11.87 +10 03 53.7 13.6 z 823
1996-10-07 02:15:36 C 21 19 13.77 +10 04 23.8 13.6 z 823
1996-10-07 02:24:23 C 21 19 14.82 +10 04 40.4 13.7 z 823
1996-10-07 02:42:29 C 21 19 17.02 +10 05 14.8 13.8 z 823
1996-10-09 02:51:19 C 21 26 41.57 +11 43 15.2 c 691
1996-10-09 02:57:40 C 21 26 42.46 +11 43 28.8 c 691
1996-10-10 01:13:31 C 21 30 31.19 +12 31 36.2 z 801
1996-10-10 01:16:58 C 21 30 31.72 +12 31 43.8 z 801
1996-10-10 19:17:24 C 21 33 51.09 +13 12 17.6 z 118
1996-10-10 19:23:06 C 21 33 52.05 +13 12 30.7 z 118
1996-10-10 19:34:33 C 21 33 54.00 +13 12 57.0 z 118
1996-10-11 04:16:56 C 21 35 33.69 +13 33 37.3 i 711
1996-10-11 04:20:49 C 21 35 34.35 +13 33 46.3 i 711
1996-10-11 21:29:56 C 21 39 01.94 +14 14 18.1 z 962
1996-10-11 21:38:07 C 21 39 03.44 +14 14 38.0 z 962
1996-10-11 21:46:58 C 21 39 05.07 +14 14 58.8 z 962
1996-10-12 01:27:50 C 21 39 52.87 +14 23 48.8 z 801
1996-10-12 01:41:11 C 21 39 55.37 +14 24 22.1 z 801
1996-10-12 21:24:21 C 21 44 10.83 +15 13 02.0 z 118
1996-10-12 21:39:50 C 21 44 14.03 +15 13 40.3 z 118
1996-10-12 21:42:12 C 21 44 14.51 +15 13 46.1 z 118
1996-10-13 03:05:41 C 21 45 31.34 +15 28 01.2 i 711
1996-10-13 03:09:38 C 21 45 32.14 +15 28 11.2 i 711
1996-10-13 19:04:15 C 21 49 16.71 +16 08 46.1 z 118
1996-10-13 19:07:14 C 21 49 17.37 +16 08 53.9 z 118
1996-10-13 19:10:14 C 21 49 18.02 +16 09 01.8 z 118
1996-10-18 18:11:19 C 22 24 22.61 +21 49 21.7 z 118
1996-10-18 18:16:34 C 22 24 24.32 +21 49 37.8 z 118
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)