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
1996-09-20 01:58:39 C 20 50 56.98 +00 57 54.9 z 824
1996-09-20 02:03:48 C 20 50 57.01 +00 57 59.7 z 824
1996-09-20 02:08:18 C 20 50 57.03 +00 58 03.7 z 824
1996-09-21 03:03:09 C 20 51 26.80 +01 21 05.4 z 824
1996-09-21 03:07:49 C 20 51 26.85 +01 21 09.9 z 824
1996-09-21 03:12:15 C 20 51 26.89 +01 21 14.1 z 824
1996-09-21 20:44:57 C 20 51 52.23 +01 37 58.9 z 121
1996-09-21 20:49:35 C 20 51 52.31 +01 38 03.4 z 121
1996-09-21 21:08:08 C 20 51 52.61 +01 38 21.3 z 121
1996-09-25 04:54:48 C 20 54 41.38 +03 01 35.1 z 658
1996-09-25 05:08:38 C 20 54 41.80 +03 01 50.5 z 658
1996-09-27 07:36:18 C 20 57 12.68 +04 01 30.7 c 608
1996-09-27 08:23:49 C 20 57 14.41 +04 02 28.8 c 608
1996-09-28 07:48:19 C 20 58 38.90 +04 31 53.1 c 608
1996-09-28 08:32:29 C 20 58 40.80 +04 32 49.2 c 608
1996-09-29 03:54:05 C 20 59 59.16 +04 57 51.7 z 689
1996-09-30 17:49:53 C 21 02 49.404 +05 49 59.00 V 557
1996-09-30 17:49:55 C 21 02 49.39 +05 49 59.2 z 557
1996-09-30 17:52:46 C 21 02 49.588 +05 50 03.14 V 557
1996-09-30 18:12:16 C 21 02 50.863 +05 50 31.42 V 557
1996-09-30 18:17:32 C 21 02 51.20 +05 50 39.1 z 557
1996-09-30 18:58:31 C 21 02 53.872 +05 51 37.70 V 557
1996-09-30 19:12:19 C 21 02 54.774 +05 51 57.58 V 557
1996-09-30 19:17:34 C 21 02 55.120 +05 52 05.22 V 557
1996-09-30 19:17:36 C 21 02 55.11 +05 52 05.4 z 557
1996-09-30 19:37:36 C 21 02 56.415 +05 52 33.83 V 557
1996-09-30 19:42:51 C 21 02 56.762 +05 52 41.53 V 557
1996-09-30 19:59:28 C 21 02 57.84 +05 53 05.5 z 557
1996-09-30 20:06:05 C 21 02 58.29 +05 53 16.1 z 046
1996-09-30 20:10:02 C 21 02 58.55 +05 53 21.9 z 046
1996-09-30 20:13:14 C 21 02 58.76 +05 53 26.4 z 046
1996-10-01 01:19:52 C 21 03 24.33 +06 00 57.1 z 825
1996-10-01 01:53:36 C 21 03 26.53 +06 01 45.9 z 825
1996-10-01 02:27:33 C 21 03 28.77 +06 02 34.8 z 825
1996-10-02 02:09:30 C 21 05 32.31 +06 37 53.3 14.3 z 823
1996-10-02 02:29:21 C 21 05 33.76 +06 38 23.3 14.3 z 823
1996-10-03 18:28:28 C 21 09 31.27 +07 41 41.5 z 557
1996-10-03 18:38:17 C 21 09 32.154 +07 41 57.62 V 557
1996-10-03 18:45:55 C 21 09 32.842 +07 42 10.32 V 557
1996-10-03 19:14:36 C 21 09 35.386 +07 42 57.75 V 557
1996-10-03 19:17:30 C 21 09 36.21 +07 43 09.1 z 476
1996-10-03 19:20:59 21 09 36.52 +07 43 11.9 13.5 p 026
1996-10-03 19:30:59 C 21 09 37.39 +07 43 31.1 z 476
1996-10-03 19:38:00 C 21 09 37.97 +07 43 42.1 z 476
1996-10-03 19:44:30 C 21 09 38.55 +07 43 53.8 z 476
1996-10-03 19:46:41 C 21 09 38.256 +07 43 50.90 V 557
1996-10-03 19:56:27 C 21 09 39.11 +07 44 06.8 z 557
1996-10-03 20:45:20 C 21 09 43.530 +07 45 27.27 V 557
1996-10-03 20:50:30 C 21 09 44.005 +07 45 35.95 V 557
1996-10-03 21:25:13 C 21 09 47.173 +07 46 32.82 V 557
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)