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
1996-12-17 09:17:10 C 05 01 16.17 +22 19 02.7 c 608
1996-12-18 08:05:57 C 05 02 08.22 +22 11 32.9 c 608
1996-12-18 09:02:55 C 05 02 09.74 +22 11 15.5 c 608
1996-12-20 20:52:48 C 05 04 20.37 +21 53 15.8 z 619
1996-12-20 21:08:42 C 05 04 20.82 +21 53 12.0 z 619
1996-12-20 21:19:48 C 05 04 21.10 +21 53 09.1 z 619
1996-12-21 21:31:27 C 05 05 12.06 +21 46 40.0 15.8 z 124
1996-12-21 21:41:17 C 05 05 12.34 +21 46 37.4 15.9 z 124
1996-12-21 21:48:53 C 05 05 12.57 +21 46 35.6 15.8 z 124
1996-12-23 20:29:02 C 05 06 49.95 +21 35 04.2 482
1996-12-23 20:30:31 C 05 06 49.95 +21 35 03.9 482
1996-12-23 20:37:20 C 05 06 50.23 +21 35 02.2 482
1996-12-27 18:23:16 C 05 10 02.45 +21 15 56.0 z 540
1996-12-27 18:31:01 C 05 10 02.70 +21 15 54.8 z 540
1996-12-27 18:38:32 C 05 10 02.95 +21 15 53.7 z 540
1996-12-27 20:53:32 C 05 10 07.17 +21 15 30.1 482
1996-12-27 21:17:21 C 05 10 07.89 +21 15 26.2 482
1996-12-28 20:43:16 C 05 10 55.74 +21 11 24.2 482
1996-12-28 21:17:00 C 05 10 56.76 +21 11 19.0 482
1996-12-28 21:19:14 C 05 10 56.51 +21 11 20.1 z 046
1996-12-28 21:23:07 C 05 10 56.62 +21 11 19.4 z 046
1996-12-28 21:28:41 C 05 10 56.78 +21 11 18.5 z 046
1996-12-29 06:06:12 C 05 11 14.39 +21 10 00.6 c 689
1996-12-30 06:03:05 C 05 12 03.54 +21 06 16.4 c 689
1996-12-30 17:36:16 C 05 12 28.42 +21 04 24.1 z 557
1996-12-30 18:38:14 C 05 12 30.386 +21 04 16.61 V 557
1996-12-30 19:03:24 C 05 12 31.141 +21 04 13.17 V 557
1996-12-30 19:14:57 C 05 12 31.492 +21 04 11.95 V 557
1996-12-30 19:25:42 C 05 12 31.820 +21 04 10.65 V 557
1996-12-30 19:49:45 C 05 12 32.51 +21 04 07.8 z 046
1996-12-30 19:52:50 C 05 12 32.58 +21 04 06.7 z 557
1996-12-30 19:55:43 C 05 12 32.68 +21 04 07.0 z 046
1996-12-30 19:59:01 C 05 12 32.78 +21 04 06.6 z 046
1996-12-30 20:08:05 C 05 12 33.067 +21 04 04.91 V 557
1996-12-30 20:12:05 C 05 12 33.190 +21 04 04.34 V 557
1996-12-30 21:34:48 C 05 12 35.595 +21 03 52.80 V 557
1996-12-30 21:50:15 C 05 12 36.031 +21 03 50.75 V 557
1996-12-30 22:13:46 C 05 12 36.68 +21 03 46.7 z 557
1996-12-31 01:27:21 C 05 12 42.49 +21 03 16.5 z 557
1997-01-06 19:23:01 C 05 18 29.60 +20 45 31.1 z 121
1997-01-06 19:38:02 C 05 18 30.07 +20 45 30.2 z 121
1997-01-06 19:58:41 C 05 18 30.75 +20 45 28.4 z 121
1997-01-06 20:10:05 C 05 18 31.12 +20 45 27.3 z 121
1997-01-08 07:53:41 C 05 19 51.83 +20 42 56.5 c 608
1997-01-08 08:29:04 C 05 19 52.94 +20 42 54.2 c 608
1997-01-09 05:32:22 C 05 20 41.19 +20 41 23.6 c 689
1997-01-09 07:47:41 C 05 20 46.58 +20 41 20.7 c 608
1997-01-09 08:44:56 C 05 20 48.43 +20 41 17.1 c 608
1997-01-10 07:52:10 C 05 21 42.66 +20 39 53.4 c 608
1997-01-10 09:07:17 C 05 21 45.13 +20 39 49.2 c 608
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)