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
2004-12-20 18:35:35 C 03 07 44.79 +17 39 55.7 c A62
2004-12-20 18:36:39 C 03 07 44.97 +17 39 56.3 c A62
2004-12-20 18:37:43 C 03 07 45.14 +17 39 56.6 c A62
2004-12-20 18:38:48 C 03 07 45.28 +17 39 57.5 c A62
2004-12-20 18:39:52 C 03 07 45.50 +17 39 57.9 c A62
2004-12-20 18:43:56 C 03 07 46.13 +17 39 58.1 c A62
2004-12-20 18:45:00 C 03 07 46.35 +17 39 59.2 c A62
2004-12-20 18:46:03 C 03 07 46.48 +17 39 59.5 c A62
2004-12-20 18:47:07 C 03 07 46.67 +17 40 00.3 c A62
2004-12-20 18:48:11 C 03 07 46.86 +17 39 59.9 c A62
2004-12-20 18:52:16 C 03 07 47.56 +17 40 01.5 c A62
2004-12-20 18:53:20 C 03 07 47.73 +17 40 01.7 c A62
2004-12-20 18:54:26 C 03 07 47.91 +17 40 01.3 c A62
2004-12-20 18:55:31 C 03 07 48.09 +17 40 02.2 c A62
2004-12-20 18:56:35 C 03 07 48.26 +17 40 02.5 c A62
2004-12-20 21:18:01 C 03 08 11.37 +17 40 47.0 r 160
2004-12-20 21:18:56 C 03 08 11.49 +17 40 47.2 r 160
2004-12-20 21:19:51 C 03 08 11.64 +17 40 47.2 r 160
2004-12-20 21:21:51 C 03 08 11.94 +17 40 48.1 r 160
2004-12-20 21:23:32 C 03 08 12.26 +17 40 48.5 r 160
2004-12-20 21:24:26 C 03 08 12.42 +17 40 48.2 r 160
2004-12-20 21:25:03 C 03 08 12.54 +17 40 49.2 r 160
2004-12-20 21:26:08 C 03 08 12.68 +17 40 50.0 r 160
2004-12-21 17:20:53 C 03 11 35.49 +17 46 32.5 o 631
2004-12-21 17:25:47 C 03 11 36.23 +17 46 32.3 o 631
2004-12-21 18:43:56 C 03 11 48.84 +17 46 55.4 o 631
2004-12-21 18:48:50 C 03 11 49.60 +17 46 57.0 o 631
2004-12-29 21:23:47 C 03 40 57.79 +18 33 36.1 r A30
2004-12-29 21:30:25 C 03 40 58.65 +18 33 37.7 r A30
2004-12-29 21:37:03 C 03 40 59.48 +18 33 38.9 r A30
2004-12-30 22:33:20 C 03 44 19.33 +18 38 36.8 r 160
2004-12-30 22:37:30 C 03 44 19.93 +18 38 37.2 r 160
2004-12-30 22:40:26 C 03 44 20.24 +18 38 38.6 r 160
2004-12-30 22:43:45 C 03 44 20.68 +18 38 39.1 r 160
2004-12-30 22:47:38 C 03 44 21.21 +18 38 40.1 r 160
2004-12-30 22:50:15 C 03 44 21.49 +18 38 40.0 r 160
2004-12-30 22:52:43 C 03 44 21.83 +18 38 40.5 r 160
2005-01-01 11:39:45 C 03 49 09.68 +18 45 47.0 r 379
2005-01-01 11:46:12 C 03 49 10.47 +18 45 48.5 r 379
2005-01-01 11:48:21 C 03 49 10.73 +18 45 49.5 r 379
2005-01-01 11:50:29 C 03 49 11.02 +18 45 49.2 r 379
2005-01-01 17:21:44 C 03 49 54.04 +18 46 40.5 o 185
2005-01-01 17:24:17 C 03 49 54.43 +18 46 44.1 o 185
2005-01-03 19:09:28 C 03 56 05.98 +18 55 43.6 r 160
2005-01-03 19:12:36 C 03 56 06.33 +18 55 43.9 r 160
2005-01-03 19:15:28 C 03 56 06.69 +18 55 43.8 r 160
2005-01-03 19:19:04 C 03 56 07.07 +18 55 45.4 r 160
2005-01-03 19:21:52 C 03 56 07.41 +18 55 45.7 r 160
2005-01-03 19:24:58 C 03 56 07.79 +18 55 45.7 r 160
2005-01-06 05:06:53 C 04 03 00.34 +19 05 34.5 17.0 c 704
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)