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
2024-04-01 06:09:30 C 10 01 23.876 +08 27 56.64 X F52
2024-04-01 06:27:38 C 10 01 23.541 +08 27 59.60 X F52
2024-04-01 06:45:48 C 10 01 23.198 +08 28 02.37 X F52
2024-04-05 07:38:00 C 10 00 02.329 +08 41 06.93 X F51
2024-04-05 07:54:32 C 10 00 02.123 +08 41 08.84 X F51
2024-04-05 08:11:01 C 10 00 01.912 +08 41 11.07 X F51
2024-04-05 08:27:28 C 10 00 01.689 +08 41 12.80 X F51
2024-05-25 06:19:01 C 10 19 17.616 +07 54 44.12 X F52
2024-05-25 06:24:40 C 10 19 17.808 +07 54 43.42 X F52
2024-05-25 06:30:17 C 10 19 18.011 +07 54 42.43 X F52
2024-05-25 06:36:01 C 10 19 18.213 +07 54 41.36 X F52
2025-04-25 10:53:39 C 16 00 30.327 -22 16 54.69 X F52
2025-04-25 11:09:25 C 16 00 29.684 -22 16 52.76 X F52
2025-04-25 11:25:06 C 16 00 29.059 -22 16 51.21 X F52
2025-04-25 11:40:47 C 16 00 28.402 -22 16 49.29 X F52
2025-05-23 07:24:33 C 15 26 29.616 -20 17 03.34 V V00
2025-05-23 07:32:39 C 15 26 29.159 -20 17 01.46 V V00
2025-05-23 07:40:44 C 15 26 28.694 -20 16 59.66 V V00
2025-05-23 07:48:51 C 15 26 28.230 -20 16 57.76 V V00
2025-05-23 08:34:00 C 15 26 25.939 -20 16 46.73 X F51
2025-05-23 08:52:59 C 15 26 24.852 -20 16 42.32 X F51
2025-05-23 09:35:59 C 15 26 22.389 -20 16 32.54 X F51
2025-05-23 09:57:48 C 15 26 21.144 -20 16 27.44 X F51
2025-06-14 06:51:07 C 15 00 40.285 -18 17 32.51 X F51
2025-06-14 07:06:11 C 15 00 39.685 -18 17 29.36 X F51
2025-06-14 07:21:14 C 15 00 39.078 -18 17 26.20 X F51
2025-06-14 07:36:19 C 15 00 38.463 -18 17 23.28 X F51
2025-06-22 07:05:44 C 14 54 11.985 -17 41 54.67 X F51
2025-06-22 07:23:26 C 14 54 11.452 -17 41 51.77 X F51
2025-06-22 07:41:06 C 14 54 10.923 -17 41 48.71 X F51
2025-06-22 07:58:47 C 14 54 10.395 -17 41 45.96 X F51
2025-06-26 07:25:15 C 14 51 43.357 -17 27 01.00 X F51
2025-06-26 07:42:58 C 14 51 42.940 -17 26 58.52 X F51
2025-06-26 08:00:41 C 14 51 42.492 -17 26 55.91 X F51
2025-06-26 08:18:22 C 14 51 42.071 -17 26 53.31 X F51
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)