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
1996-10-18 20:18:29 C 22 25 05.33 +21 56 00.6 z 476
1996-10-18 20:28:00 C 22 25 08.46 +21 56 29.1 z 476
1996-10-18 20:37:00 C 22 25 11.28 +21 56 56.8 z 476
1996-10-18 20:48:29 C 22 25 15.18 +21 57 32.2 z 476
1996-10-18 21:20:30 C 22 25 25.77 +21 59 10.0 z 476
1996-10-19 05:28:00 C 22 28 19.27 +22 24 05.1 z 750
1996-10-19 05:28:59 C 22 28 19.62 +22 24 08.2 z 750
1996-10-19 05:30:00 C 22 28 19.96 +22 24 11.1 z 750
1996-10-19 05:37:59 C 22 28 22.72 +22 24 35.0 z 750
1996-10-19 05:39:00 C 22 28 23.10 +22 24 38.1 z 750
1996-10-19 05:39:59 C 22 28 23.40 +22 24 41.0 z 750
1996-10-19 05:41:00 C 22 28 23.74 +22 24 43.7 z 750
1996-10-19 05:42:00 C 22 28 24.09 +22 24 47.0 z 750
1996-10-19 05:48:59 C 22 28 26.49 +22 25 07.5 z 750
1996-10-19 05:50:00 C 22 28 26.86 +22 25 10.7 z 750
1996-10-19 05:53:59 C 22 28 28.25 +22 25 22.8 z 750
1996-10-19 06:02:00 C 22 28 30.99 +22 25 46.5 z 750
1996-10-19 06:02:59 C 22 28 31.37 +22 25 49.4 z 750
1996-10-19 23:49:30 C 22 35 10.91 +23 20 49.1 13.1 z 629
1996-10-19 23:51:13 C 22 35 11.53 +23 20 54.5 13.0 z 629
1996-10-19 23:52:42 C 22 35 12.09 +23 20 59.8 12.9 z 629
1996-10-19 23:54:09 C 22 35 12.61 +23 21 03.1 12.9 z 629
1996-10-19 23:57:57 C 22 35 14.11 +23 21 14.7 13.1 z 629
1996-10-19 23:59:36 C 22 35 14.67 +23 21 19.6 13.1 z 629
1996-10-20 00:00:58 C 22 35 15.20 +23 21 23.7 13.0 z 629
1996-10-20 00:02:49 C 22 35 15.88 +23 21 29.5 13.1 z 629
1996-10-20 00:05:43 C 22 35 17.03 +23 21 38.3 12.8 z 629
1996-10-23 08:11:27 C 23 09 56.33 +27 32 46.5 c 608
1996-10-23 08:22:11 C 23 10 01.02 +27 33 18.6 c 608
1996-10-23 08:45:38 C 23 10 11.27 +27 34 28.4 c 608
1996-10-24 19:54:53 C 23 27 45.80 +29 18 03.2 z 118
1996-10-24 20:01:53 C 23 27 49.21 +29 18 23.5 z 118
1996-10-24 20:06:50 C 23 27 51.61 +29 18 37.7 z 118
1996-10-25 18:18:33 C 23 39 39.94 +30 20 56.8 z 540
1996-10-25 18:20:01 C 23 39 40.70 +30 21 01.0 z 540
1996-10-25 18:21:16 C 23 39 41.33 +30 21 04.6 z 540
1996-10-25 18:43:45 C 23 39 53.93 +30 21 43.0 482
1996-10-25 18:44:35 C 23 39 54.37 +30 21 45.3 482
1996-10-25 18:46:35 C 23 39 55.37 +30 21 51.2 482
1996-10-25 19:03:08 C 23 40 03.00 +30 23 08.4 z 595
1996-10-25 19:05:14 C 23 40 04.05 +30 23 14.2 z 595
1996-10-25 23:13:26 C 23 42 10.84 +30 34 10.7 z 118
1996-10-25 23:24:14 C 23 42 16.49 +30 34 38.2 z 118
1996-10-26 19:55:19 C 23 53 44.86 +31 28 22.3 z 118
1996-10-26 20:02:37 C 23 53 48.74 +31 28 40.9 z 118
1996-10-30 19:42:40 C 00 50 17.92 +34 37 22.4 z 595
1996-10-30 19:52:29 C 00 50 23.52 +34 37 36.7 z 595
1996-10-31 05:43:56 C 00 56 17.35 +34 50 53.6 z 689
1996-10-31 19:10:24 C 01 04 26.716 +35 05 26.47 V 557
1996-10-31 19:12:47 C 01 04 28.069 +35 05 29.04 V 557
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)