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
2004-11-04 11:05:11 C 21 51 20.54 -00 58 42.2 r 379
2004-11-04 11:08:30 C 21 51 21.38 -00 58 38.0 r 379
2004-11-04 11:13:26 C 21 51 22.63 -00 58 31.7 r 379
2004-11-06 03:03:32 C 22 02 20.87 -00 07 16.5 15.9 c 704
2004-11-06 03:20:41 C 22 02 25.48 -00 06 54.1 16.0 c 704
2004-11-06 03:37:50 C 22 02 30.06 -00 06 31.3 15.7 c 704
2004-11-06 03:54:59 C 22 02 34.68 -00 06 08.8 16.0 c 704
2004-11-06 04:12:07 C 22 02 39.29 -00 05 46.2 16.0 c 704
2004-11-06 09:27:20 C 22 04 10.59 +00 01 09.1 r 379
2004-11-06 09:30:38 C 22 04 11.42 +00 01 13.0 r 379
2004-11-06 09:38:53 C 22 04 13.64 +00 01 24.1 r 379
2004-11-07 09:24:08 C 22 11 03.95 +00 33 19.1 r 379
2004-11-07 09:29:05 C 22 11 05.31 +00 33 25.7 r 379
2004-11-07 09:30:43 C 22 11 05.72 +00 33 28.0 r 379
2004-11-07 09:37:20 C 22 11 07.58 +00 33 36.7 r 379
2004-11-08 10:54:12 C 22 18 34.65 +01 08 26.8 r 379
2004-11-08 11:00:48 C 22 18 36.53 +01 08 36.4 r 379
2004-11-08 11:02:26 C 22 18 36.99 +01 08 38.5 r 379
2004-11-08 19:48:17 C 22 21 15.03 +01 20 46.4 15.7 z A24
2004-11-08 21:45:55 C 22 21 49.48 +01 23 30.9 15.6 z A24
2004-11-09 10:55:57 C 22 25 51.45 +01 42 18.2 r 379
2004-11-09 11:00:55 C 22 25 52.86 +01 42 25.2 r 379
2004-11-09 11:02:34 C 22 25 53.39 +01 42 28.2 r 379
2004-11-09 11:04:12 C 22 25 53.84 +01 42 29.8 r 379
2004-11-09 22:41:24 C 22 29 27.68 +01 58 53.1 c J93
2004-11-09 22:43:26 C 22 29 28.34 +01 58 55.7 c J93
2004-11-09 22:45:29 C 22 29 28.93 +01 58 58.4 c J93
2004-11-10 01:53:39 C 22 30 29.98 +02 03 46.3 m 683
2004-11-10 02:13:02 C 22 30 35.69 +02 04 14.3 m 683
2004-11-12 03:29:26 C 22 46 13.05 +03 16 16.0 15.7 c 704
2004-11-12 03:47:13 C 22 46 18.57 +03 16 41.7 16.2 c 704
2004-11-12 04:04:45 C 22 46 24.03 +03 17 08.7 16.3 c 704
2004-11-12 04:22:13 C 22 46 29.43 +03 17 34.2 16.0 c 704
2004-11-12 04:39:38 C 22 46 34.85 +03 17 59.4 16.0 c 704
2004-11-12 23:00:24 C 22 52 33.76 +03 45 02.6 c J93
2004-11-12 23:02:28 C 22 52 34.39 +03 45 05.8 c J93
2004-11-12 23:04:31 C 22 52 35.05 +03 45 08.9 c J93
2004-11-13 19:07:45 C 22 59 15.05 +04 15 12.7 c J93
2004-11-13 19:09:20 C 22 59 15.55 +04 15 14.9 c J93
2004-11-13 19:12:27 C 22 59 16.58 +04 15 20.0 c J93
2004-11-13 20:28:39 C 22 59 40.17 +04 17 07.9 o 084
2004-11-14 18:35:21 C 23 07 05.48 +04 50 25.9 o 084
2004-11-15 12:59:47 C 23 13 17.70 +05 18 30.6 r 379
2004-11-15 13:10:31 C 23 13 21.23 +05 18 47.1 r 379
2004-11-16 09:36:06 C 23 20 22.61 +05 49 34.9 r 379
2004-11-16 09:41:04 C 23 20 24.25 +05 49 41.9 r 379
2004-11-16 09:42:42 C 23 20 24.79 +05 49 44.5 r 379
2004-11-16 09:44:21 C 23 20 25.35 +05 49 46.7 r 379
2004-11-16 09:49:19 C 23 20 26.94 +05 49 54.2 r 379
2004-11-16 19:00:54 C 23 23 35.61 +06 03 33.1 r A30
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)