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
1996-08-14 10:20:43 C 21 12 13.91 -07 00 52.0 c 608
1996-08-15 10:25:00 C 21 11 22.74 -06 52 13.5 c 608
1996-08-15 20:51:15 C 21 11 01.116 -06 48 38.84 V 557
1996-08-15 21:11:26 C 21 11 00.274 -06 48 31.54 V 557
1996-08-15 21:22:33 C 21 10 59.795 -06 48 27.28 V 557
1996-08-15 21:34:08 C 21 10 59.313 -06 48 23.26 V 557
1996-08-15 23:44:29 C 21 10 53.810 -06 47 35.78 V 557
1996-08-15 23:58:34 C 21 10 53.225 -06 47 30.84 V 557
1996-08-16 04:25:16 C 21 10 44.04 -06 45 51.6 z 801
1996-08-16 04:48:37 C 21 10 43.04 -06 45 43.1 z 801
1996-08-16 12:14:13 C 21 10 25.92 -06 42 50.2 c 608
1996-08-16 12:41:50 C 21 10 24.70 -06 42 40.0 c 608
1996-08-16 21:04:56 21 10 07.84 -06 39 46.0 p 095
1996-08-16 21:19:55 21 10 06.92 -06 39 35.9 p 095
1996-08-16 21:47:30 21 10 06.64 -06 39 30.9 15.5 p 026
1996-08-17 22:56:02 C 21 09 10.25 -06 30 10.7 z 552
1996-08-17 23:07:10 C 21 09 09.77 -06 30 06.6 z 552
1996-08-18 20:55:30 21 08 20.98 -06 21 50.1 p 095
1996-08-18 21:09:59 21 08 20.40 -06 21 46.1 p 095
1996-08-19 19:54:35 C 21 07 29.986 -06 13 08.65 V 557
1996-08-19 20:07:46 C 21 07 29.413 -06 13 03.80 V 557
1996-08-19 22:14:57 C 21 07 23.784 -06 12 15.17 V 557
1996-08-19 22:20:30 C 21 07 23.75 -06 12 13.1 z 072
1996-08-19 22:26:30 C 21 07 23.44 -06 12 10.6 z 072
1996-08-19 22:43:17 C 21 07 22.533 -06 12 04.15 V 557
1996-08-19 23:03:45 C 21 07 21.602 -06 11 56.34 V 557
1996-08-19 23:26:15 C 21 07 20.610 -06 11 47.49 V 557
1996-08-19 23:47:04 C 21 07 19.692 -06 11 39.50 V 557
1996-08-20 00:13:52 C 21 07 18.502 -06 11 28.84 V 557
1996-08-20 01:00:14 C 21 07 16.505 -06 11 10.78 V 557
1996-08-20 01:04:42 C 21 07 16.306 -06 11 09.08 V 557
1996-08-20 20:09:04 C 21 06 34.68 -06 03 44.1 z 557
1996-08-20 20:20:30 C 21 06 34.189 -06 03 39.80 V 557
1996-08-20 20:35:24 C 21 06 33.530 -06 03 33.96 V 557
1996-08-20 21:02:00 C 21 06 32.354 -06 03 23.72 V 557
1996-08-20 21:05:51 C 21 06 32.17 -06 03 22.0 z 557
1996-08-20 21:13:05 C 21 06 31.853 -06 03 19.26 V 557
1996-08-20 21:20:48 C 21 06 31.509 -06 03 16.26 V 557
1996-08-20 21:39:49 C 21 06 30.65 -06 03 08.7 z 557
1996-08-20 22:23:47 C 21 06 28.694 -06 02 51.70 V 557
1996-08-20 22:42:55 C 21 06 27.822 -06 02 44.11 V 557
1996-08-20 23:07:04 C 21 06 26.74 -06 02 34.5 z 557
1996-08-20 23:44:40 C 21 06 25.075 -06 02 19.72 V 557
1996-08-20 23:56:18 C 21 06 24.557 -06 02 15.06 V 557
1996-08-21 00:03:35 C 21 06 24.21 -06 02 12.0 z 557
1996-08-21 07:17:57 C 21 06 07.76 -05 59 12.7 i 711
1996-08-21 07:22:26 C 21 06 07.55 -05 59 10.9 i 711
1996-08-22 06:47:15 C 21 05 14.27 -05 49 51.2 i 711
1996-08-22 06:51:21 C 21 05 14.07 -05 49 49.5 i 711
1996-08-22 21:53:27 C 21 04 40.45 -05 43 54.4 z 072
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)