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
2004-08-03 23:33:59 C 20 14 06.26 -13 50 53.0 d 048
2004-08-03 23:34:35 C 20 14 06.24 -13 50 53.3 d 048
2004-08-03 23:35:09 C 20 14 06.22 -13 50 53.3 d 048
2004-08-03 23:35:45 C 20 14 06.20 -13 50 53.4 d 048
2004-08-03 23:36:56 C 20 14 06.12 -13 50 53.7 d 048
2004-08-05 20:46:02 C 20 11 16.60 -13 47 13.6 c 246
2004-08-05 20:47:37 C 20 11 16.51 -13 47 13.7 c 246
2004-08-05 20:48:36 C 20 11 16.46 -13 47 13.5 c 246
2004-08-05 20:50:15 C 20 11 16.38 -13 47 13.6 c 246
2004-08-05 20:51:23 C 20 11 16.33 -13 47 13.5 c 246
2004-08-06 23:52:16 C 20 09 32.00 -13 45 03.3 c A32
2004-08-07 00:05:12 C 20 09 31.05 -13 45 02.8 c A32
2004-08-07 21:25:42 C 20 08 09.28 -13 43 17.8 d A56
2004-08-07 21:29:38 C 20 08 09.01 -13 43 17.2 d A56
2004-08-07 22:40:07 C 20 08 03.99 -13 43 12.8 c 046
2004-08-07 22:41:49 C 20 08 03.85 -13 43 13.0 c 046
2004-08-07 22:42:55 C 20 08 03.83 -13 43 12.6 c 046
2004-08-07 22:44:03 C 20 08 03.71 -13 43 12.7 c 046
2004-08-07 22:45:10 C 20 08 03.61 -13 43 12.4 c 046
2004-08-07 22:46:19 C 20 08 03.52 -13 43 12.3 c 046
2004-08-07 22:48:38 C 20 08 03.39 -13 43 12.2 c 046
2004-08-08 04:54:30 C 20 07 40.38 -13 42 39.0 16.4 c 704
2004-08-08 05:08:41 C 20 07 39.40 -13 42 38.6 17.0 c 704
2004-08-08 05:22:23 C 20 07 38.43 -13 42 36.1 17.0 c 704
2004-08-08 05:35:52 C 20 07 37.44 -13 42 36.5 17.0 c 704
2004-08-08 05:49:25 C 20 07 36.53 -13 42 35.0 16.9 c 704
2004-08-08 20:04:12 C 20 06 41.41 -13 41 29.7 c 113
2004-08-08 20:07:24 C 20 06 41.20 -13 41 29.6 c 113
2004-08-08 20:08:59 C 20 06 41.11 -13 41 29.1 c 113
2004-08-08 20:10:35 C 20 06 40.98 -13 41 29.5 c 113
2004-08-09 23:31:14 C 20 04 53.25 -13 39 18.8 c A32
2004-08-09 23:36:05 C 20 04 52.91 -13 39 18.4 c A32
2004-08-09 23:40:56 C 20 04 52.58 -13 39 17.9 c A32
2004-08-12 04:46:19 C 20 01 25.38 -13 34 56.0 16.5 c 704
2004-08-12 05:00:56 C 20 01 24.34 -13 34 54.7 16.9 c 704
2004-08-12 05:15:02 C 20 01 23.29 -13 34 53.4 16.9 c 704
2004-08-12 05:29:17 C 20 01 22.26 -13 34 53.0 17.2 c 704
2004-08-12 05:43:54 C 20 01 21.29 -13 34 51.2 17.1 c 704
2004-08-12 20:58:49 C 20 00 22.08 -13 33 38.8 16.4 o 619
2004-08-12 20:59:51 C 20 00 22.01 -13 33 38.9 16.4 o 619
2004-08-12 21:03:47 C 20 00 21.74 -13 33 38.5 16.4 o 619
2004-08-12 21:04:48 C 20 00 21.65 -13 33 38.2 16.5 o 619
2004-08-12 21:10:49 C 20 00 21.23 -13 33 38.2 16.3 o 619
2004-08-12 21:11:51 C 20 00 21.16 -13 33 38.1 16.4 o 619
2004-08-13 20:09:25 C 19 58 51.83 -13 31 45.5 c 434
2004-08-13 20:13:22 C 19 58 51.53 -13 31 45.2 c 434
2004-08-13 20:16:12 C 19 58 51.32 -13 31 44.9 c 434
2004-08-13 20:18:57 C 19 58 51.14 -13 31 44.5 c 434
2004-08-14 20:33:43 C 19 57 17.51 -13 29 42.8 r J87
2004-08-14 20:37:09 C 19 57 17.28 -13 29 42.5 r J87
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)