433 Eros (A898 PA)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2228360000
Semi-major axis (a)1.4581210000 AU
Inclination (i)10.82847000°
Long. of Asc. Node (Ω)304.27010000°
Arg. of Perihelion (ω)178.92976000°
Mean Anomaly (M)310.55432000°
Mean Motion (n)0.5597752900°/day
Perihelion dist (q)1.13319910 AU
Aphelion dist (Q)1.78304290 AU
Orbital Period1.76072020 yr
Physical Parameters
H (abs. magnitude)10.40
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.620″
Uncertainty0
Orbit TypeAmor
MOID0.148615 AU
Observations Used17363
Oppositions59
Arc Total1893-2026
First Observation Used
Last Observation Used2026-03-22
Observations (20369)
Date Type RA Dec Mag Band Observatory
2016-09-03 06:28:38 C 21 27 55.99 -01 35 08.8 q H45
2016-09-03 23:04:39 C 21 26 48.42 -01 36 05.9 11.6 c 122
2016-09-03 23:39:30 C 21 26 45.99 -01 36 07.8 11.7 c 122
2016-09-03 23:53:24 C 21 26 45.02 -01 36 08.7 11.7 c 122
2016-09-05 19:48:57 C 21 23 51.36 -01 38 52.8 q Z52
2016-09-05 20:12:54 C 21 23 49.77 -01 38 54.3 q Z52
2016-09-05 20:47:22 C 21 23 47.48 -01 38 56.5 q Z52
2016-09-06 19:59:58 C 21 22 18.71 -01 40 29.2 q Z52
2016-09-06 20:33:44 C 21 22 16.52 -01 40 31.5 q Z52
2016-09-06 21:06:53 C 21 22 14.38 -01 40 33.8 q Z52
2016-09-07 00:11:40 C 21 22 02.30 -01 40 45.7 q B50
2016-09-07 00:13:58 C 21 22 02.16 -01 40 46.0 q B50
2016-09-07 00:26:35 C 21 22 01.35 -01 40 46.8 q B50
2016-09-07 00:40:22 C 21 22 00.47 -01 40 47.8 q B50
2016-09-07 09:11:07 C 21 21 28.88 -01 41 18.6 L T05
2016-09-07 09:41:04 C 21 21 26.92 -01 41 20.7 L T05
2016-09-07 09:58:50 C 21 21 25.77 -01 41 22.0 L T05
2016-09-07 10:11:07 C 21 21 24.97 -01 41 22.8 L T05
2016-09-07 23:35:58 C 21 20 35.51 -01 42 24.2 11.9 q K46
2016-09-08 00:14:25 C 21 20 33.09 -01 42 26.8 11.9 q K46
2016-09-08 00:58:52 C 21 20 30.32 -01 42 29.9 12.1 q K46
2016-09-10 22:26:25 C 21 16 28.63 -01 47 26.1 q X88
2016-09-10 22:37:50 C 21 16 27.97 -01 47 26.9 q X88
2016-09-10 22:49:16 C 21 16 27.31 -01 47 27.7 q X88
2016-09-10 23:00:42 C 21 16 26.70 -01 47 30.9 q X88
2016-09-12 02:49:47 C 21 14 55.84 -01 49 50.6 q W19
2016-09-12 02:51:57 C 21 14 55.73 -01 49 50.7 q W19
2016-09-12 02:54:07 C 21 14 55.60 -01 49 51.2 q W19
2016-09-12 02:56:23 C 21 14 55.47 -01 49 51.2 q W19
2016-09-12 02:58:39 C 21 14 55.35 -01 49 51.2 q W19
2016-09-12 22:21:36 C 21 13 54.95 -01 51 10.5 q X88
2016-09-12 22:38:00 C 21 13 54.06 -01 51 11.7 q X88
2016-09-12 22:54:23 C 21 13 53.19 -01 51 12.8 q X88
2016-09-12 23:10:46 C 21 13 52.26 -01 51 14.6 q X88
2016-09-13 04:13:56 C 21 13 36.44 -01 51 49.9 q H45
2016-09-13 04:15:35 C 21 13 36.35 -01 51 50.0 q H45
2016-09-13 04:17:04 C 21 13 36.27 -01 51 50.2 q H45
2016-09-13 04:19:09 C 21 13 36.16 -01 51 50.2 q H45
2016-09-13 04:20:22 C 21 13 36.09 -01 51 50.4 q H45
2016-09-13 04:21:48 C 21 13 36.01 -01 51 50.5 q H45
2016-09-18 22:41:39 C 21 07 24.57 -02 02 48.9 o Z22
2016-09-18 22:52:27 C 21 07 24.12 -02 02 49.6 o Z22
2016-09-23 19:25:52 C 21 03 33.59 -02 11 35.5 q Z52
2016-09-23 20:03:16 C 21 03 32.49 -02 11 38.3 q Z52
2016-09-23 20:42:43 C 21 03 31.33 -02 11 40.9 q Z52
2016-09-23 21:09:11 C 21 03 30.46 -02 11 42.4 12.2 q K46
2016-09-23 21:59:43 C 21 03 28.98 -02 11 46.1 12.1 q K46
2016-09-23 23:10:52 C 21 03 26.93 -02 11 51.0 12.4 q K46
2016-09-23 23:49:22 C 21 03 25.83 -02 11 53.6 12.4 q K46
2016-09-24 18:18:10 C 21 02 57.35 -02 13 10.1 12.2 q K50
Radar Observations (4)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
1975-01-22.187500 15088536000 15000 us 430 251 251
1975-01-23.184028 -130 200 Hz 430 251 251
1975-01-23.291667 243000 1500 Hz 8495 253 253
1988-12-02.979167 -3988900 1000 Hz 2380 251 251