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
2005-01-15 19:20:59 C 04 28 02.14 +19 39 28.5 c A62
2005-01-15 19:22:57 C 04 28 02.32 +19 39 28.3 c A62
2005-01-15 19:24:55 C 04 28 02.51 +19 39 28.6 c A62
2005-01-15 19:26:52 C 04 28 02.73 +19 39 28.8 c A62
2005-01-15 19:27:39 C 04 28 02.79 +19 39 28.9 c A62
2005-01-16 00:10:36 C 04 28 30.79 +19 40 00.8 o 084
2005-01-17 07:27:09 C 04 31 41.05 +19 44 22.1 18.9 c 608
2005-01-17 07:35:43 C 04 31 41.05 +19 44 16.6 d 703
2005-01-17 07:42:30 C 04 31 42.49 +19 44 24.6 18.5 c 608
2005-01-17 07:49:28 C 04 31 42.41 +19 44 18.7 d 703
2005-01-17 07:58:48 C 04 31 44.03 +19 44 26.5 18.8 c 608
2005-01-17 08:03:21 C 04 31 43.76 +19 44 20.0 d 703
2005-01-18 02:37:48 C 04 33 36.48 +19 46 45.5 c 691
2005-01-18 03:00:44 C 04 33 38.63 +19 46 48.6 c 691
2005-01-18 03:23:52 C 04 33 40.86 +19 46 51.8 c 691
2005-01-26 03:01:54 C 04 52 04.531 +20 09 20.13 r 715
2005-01-26 03:10:40 C 04 52 05.304 +20 09 20.96 r 715
2005-01-26 03:19:27 C 04 52 06.093 +20 09 22.00 r 715
2005-01-26 03:30:18 C 04 52 07.057 +20 09 23.32 r 715
2005-01-28 02:50:59 C 04 56 29.486 +20 14 19.71 r 715
2005-01-28 03:03:38 C 04 56 30.588 +20 14 20.99 r 715
2005-01-28 03:16:19 C 04 56 31.722 +20 14 22.34 r 715
2005-01-28 03:29:00 C 04 56 32.837 +20 14 23.72 r 715
2005-02-01 04:22:35 C 05 05 19.63 +20 23 46.2 r 703
2005-02-01 04:31:56 C 05 05 20.41 +20 23 47.7 r 703
2005-02-01 04:41:13 C 05 05 21.25 +20 23 47.9 r 703
2005-02-01 04:50:29 C 05 05 22.03 +20 23 48.9 r 703
2005-02-02 03:54:33 C 05 07 25.90 +20 25 52.1 19.0 c 704
2005-02-02 04:12:38 C 05 07 27.45 +20 25 52.7 19.9 c 704
2005-02-02 04:30:39 C 05 07 29.00 +20 25 55.2 19.3 c 704
2005-02-02 04:48:34 C 05 07 30.54 +20 25 56.6 19.6 c 704
2005-02-02 05:06:48 C 05 07 32.12 +20 25 58.3 19.3 c 704
2005-02-03 21:00:31 C 05 11 04.92 +20 29 19.7 c A53
2005-02-03 21:12:51 C 05 11 06.01 +20 29 22.3 c A53
2005-02-03 21:15:52 C 05 11 06.26 +20 29 22.8 c A53
2005-02-03 21:30:20 C 05 11 07.54 +20 29 23.1 c A53
2005-02-07 20:40:45 C 05 19 29.47 +20 36 54.3 r 240
2005-02-07 20:41:59 C 05 19 29.56 +20 36 54.3 r 240
2005-02-07 20:44:26 C 05 19 29.77 +20 36 54.1 r 240
2005-02-07 20:46:54 C 05 19 29.99 +20 36 54.1 r 240
2005-04-12 05:43:20 C 07 25 54.475 +19 45 30.78 o 568
2005-04-12 05:45:10 C 07 25 54.622 +19 45 30.53 o 568
2005-04-12 05:47:00 C 07 25 54.766 +19 45 30.25 o 568
2006-02-04 15:35:46 C 14 45 14.122 -18 03 01.06 o 568
2006-02-04 15:39:14 C 14 45 14.211 -18 03 01.51 o 568
2006-03-08 12:18:43 C 14 52 25.774 -18 51 45.93 o 568
2006-03-08 14:08:43 C 14 52 24.818 -18 51 45.03 o 568
2006-05-31 05:07:40 C 13 39 06.12 -12 27 02.9 r G96
2006-05-31 05:18:31 C 13 39 05.86 -12 27 01.4 r G96
2006-05-31 05:29:19 C 13 39 05.54 -12 26 58.8 r G96
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)