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
2021-01-06 07:28:16 C 01 15 34.980 +08 20 04.89 U F52
2021-01-08 07:07:08 C 01 25 14.19 +09 08 39.1 V T05
2021-01-08 07:13:04 C 01 25 15.39 +09 08 45.3 V T05
2021-01-08 07:13:44 C 01 25 15.53 +09 08 45.9 V T05
2021-01-08 07:21:39 C 01 25 17.11 +09 08 53.0 V T05
2021-01-08 07:22:19 C 01 25 17.22 +09 08 54.2 V T05
2021-01-08 07:29:33 C 01 25 18.64 +09 09 01.7 V T05
2021-01-08 07:36:51 C 01 25 20.09 +09 09 09.1 V T05
2021-01-08 07:54:04 C 01 25 23.52 +09 09 26.0 V T05
2021-01-08 19:18:23 C 01 27 41.58 +09 20 44.8 V A16
2021-01-08 19:35:55 C 01 27 45.04 +09 21 01.7 V A16
2021-01-08 19:53:22 C 01 27 48.49 +09 21 18.8 V A16
2021-01-08 20:10:57 C 01 27 51.97 +09 21 35.8 V A16
2021-01-09 18:22:03 C 01 32 18.36 +09 43 28.7 o K88
2021-01-09 18:23:04 C 01 32 18.59 +09 43 29.6 o K88
2021-01-09 18:24:10 C 01 32 18.79 +09 43 30.8 o K88
2021-01-10 02:37:00 C 01 33 57.04 +09 51 34.1 V G96
2021-01-10 02:44:28 C 01 33 58.49 +09 51 41.7 V G96
2021-01-10 02:51:55 C 01 33 59.95 +09 51 49.0 V G96
2021-01-10 02:59:22 C 01 34 01.40 +09 51 56.1 V G96
2021-01-10 03:50:55 C 01 34 11.39 +09 52 45.3 V 703
2021-01-10 04:07:14 C 01 34 14.70 +09 53 02.3 V 703
2021-01-10 04:15:24 C 01 34 16.26 +09 53 09.7 V 703
2021-01-10 17:51:26 C 01 36 58.79 +10 06 14.8 V A16
2021-01-10 17:57:00 C 01 36 59.88 +10 06 20.7 V A16
2021-01-10 18:02:32 C 01 37 00.99 +10 06 25.8 V A16
2021-01-10 18:08:04 C 01 37 02.06 +10 06 30.3 V A16
2021-01-13 07:39:13 C 01 49 06.28 +11 04 18.3 V T05
2021-01-13 07:43:52 C 01 49 07.14 +11 04 22.4 V T05
2021-01-13 07:54:25 C 01 49 09.21 +11 04 32.3 V T05
2021-01-13 08:09:37 C 01 49 12.09 +11 04 45.4 V T05
2021-01-15 03:21:33 C 01 57 33.32 +11 43 30.1 V 703
2021-01-15 03:29:47 C 01 57 34.84 +11 43 38.1 V 703
2021-01-15 03:38:01 C 01 57 36.42 +11 43 44.8 V 703
2021-01-15 03:46:15 C 01 57 37.96 +11 43 52.0 V 703
2021-01-17 05:55:54 C 02 07 10.95 +12 27 06.6 V T05
2021-01-17 06:01:08 C 02 07 11.93 +12 27 10.4 V T05
2021-01-17 06:08:29 C 02 07 13.31 +12 27 16.8 V T05
2021-01-17 06:40:42 C 02 07 19.31 +12 27 43.7 V T05
2021-01-30 06:47:31 C 03 03 04.349 +16 12 01.12 U F51
2021-01-30 07:06:16 C 03 03 07.460 +16 12 12.25 U F51
2021-01-30 07:43:44 C 03 03 13.669 +16 12 34.34 U F51
2021-02-04 01:58:21 C 03 22 03.95 +17 16 21.0 V 703
2021-02-04 02:12:59 C 03 22 06.26 +17 16 27.7 V 703
2021-02-04 02:20:17 C 03 22 07.40 +17 16 32.9 V 703
2021-02-10 03:29:40 C 03 44 54.96 +18 24 58.4 U I41
2021-02-10 03:42:46 C 03 44 56.93 +18 25 04.0 U I41
2021-02-10 03:44:09 C 03 44 57.14 +18 25 04.5 U I41
2021-02-10 04:56:10 C 03 45 07.98 +18 25 34.8 U I41
2021-02-10 05:56:34 C 03 45 17.42 +18 26 02.9 V T05
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)