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
2012-12-28 20:31:30 C 01 43 52.44 +11 02 07.8 c A24
2012-12-30 19:45:45 C 01 53 48.91 +11 44 53.8 c A24
2012-12-30 19:46:47 C 01 53 49.12 +11 44 55.0 c A24
2013-01-06 03:50:34 C 02 24 05.40 +13 47 46.6 r 703
2013-01-06 04:00:14 C 02 24 07.16 +13 47 54.0 r 703
2013-01-06 04:09:46 C 02 24 08.96 +13 48 00.8 r 703
2013-01-06 04:19:31 C 02 24 10.72 +13 48 08.2 r 703
2013-01-08 00:56:22 C 02 32 34.74 +14 19 59.5 u H21
2013-01-08 01:02:33 C 02 32 35.86 +14 20 03.8 u H21
2013-01-08 01:08:52 C 02 32 37.00 +14 20 08.1 u H21
2013-01-08 01:15:02 C 02 32 38.12 +14 20 12.5 u H21
2013-01-08 01:19:56 C 02 32 39.00 +14 20 15.9 u H21
2013-01-08 01:24:13 C 02 32 39.78 +14 20 18.9 u H21
2013-01-16 02:37:45 C 03 06 37.33 +16 19 06.2 r 703
2013-01-16 02:53:20 C 03 06 39.88 +16 19 14.6 r 703
2013-01-16 03:01:11 C 03 06 41.11 +16 19 17.6 r 703
2013-01-26 02:10:12 C 03 44 00.51 +18 09 18.3 q H21
2013-01-26 02:15:39 C 03 44 01.30 +18 09 20.2 q H21
2013-01-26 02:21:06 C 03 44 02.07 +18 09 22.2 q H21
2013-01-26 02:26:33 C 03 44 02.84 +18 09 24.2 q H21
2013-01-27 01:39:57 C 03 47 26.03 +18 18 15.9 u H21
2013-01-27 01:59:55 C 03 47 28.87 +18 18 23.5 u H21
2013-01-27 02:06:34 C 03 47 29.82 +18 18 25.9 u H21
2013-01-27 02:10:05 C 03 47 30.32 +18 18 27.2 u H21
2013-01-27 02:14:10 C 03 47 30.89 +18 18 28.4 u H21
2013-01-27 02:18:16 C 03 47 31.49 +18 18 29.5 u H21
2013-01-31 02:36:36 C 04 01 09.80 +18 52 14.4 r 703
2013-01-31 02:43:02 C 04 01 10.66 +18 52 16.2 r 703
2013-01-31 02:49:25 C 04 01 11.53 +18 52 18.3 r 703
2013-01-31 02:55:56 C 04 01 12.43 +18 52 20.1 r 703
2013-01-31 05:58:44 C 04 01 37.20 +18 53 17.9 r G96
2013-01-31 06:06:20 C 04 01 38.20 +18 53 20.3 r G96
2013-01-31 06:13:52 C 04 01 39.25 +18 53 22.7 r G96
2013-01-31 06:21:29 C 04 01 40.29 +18 53 25.0 r G96
2013-02-08 18:59:36 C 04 28 45.57 +19 50 28.8 c A24
2013-02-08 19:23:20 C 04 28 48.46 +19 50 34.4 c A24
2013-02-08 19:48:19 C 04 28 51.54 +19 50 39.9 c A24
2013-02-08 20:09:17 C 04 28 54.20 +19 50 45.5 c A24
2013-02-08 20:11:22 C 04 28 54.44 +19 50 45.3 c A24
2013-02-09 19:22:30 C 04 31 50.36 +19 56 08.4 c A24
2013-02-09 19:24:35 C 04 31 50.60 +19 56 08.7 c A24
2013-02-09 19:43:11 C 04 31 52.91 +19 56 12.9 c A24
2013-02-09 20:05:03 C 04 31 55.60 +19 56 17.9 c A24
2013-02-09 20:22:57 C 04 31 57.83 +19 56 21.9 c A24
2013-02-09 20:25:03 C 04 31 58.06 +19 56 22.5 c A24
2013-07-06 05:56:19 C 09 50 53.115 +11 15 10.79 t 568
2013-07-06 05:58:08 C 09 50 53.247 +11 15 10.16 t 568
2013-07-06 05:59:18 C 09 50 53.332 +11 15 09.72 t 568
2014-04-23 02:47:34 C 14 07 54.77 -15 35 13.4 L W84
2014-04-23 02:52:13 C 14 07 54.54 -15 35 12.2 L W84
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)