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
2016-10-08 18:46:31 C 20 59 41.51 -02 27 51.4 q K74
2016-10-11 07:17:36 C 21 00 09.99 -02 28 13.0 L T05
2016-10-11 07:40:48 C 21 00 10.18 -02 28 13.0 L T05
2016-10-11 07:48:38 C 21 00 10.24 -02 28 12.9 L T05
2016-10-11 08:13:55 C 21 00 10.44 -02 28 12.9 L T05
2016-10-14 23:23:29 C 21 01 23.35 -02 27 24.2 o Z22
2016-10-14 23:33:57 C 21 01 23.52 -02 27 23.9 o Z22
2016-10-14 23:44:26 C 21 01 23.68 -02 27 23.9 o Z22
2016-10-15 07:29:37 C 21 01 32.06 -02 27 13.1 L T05
2016-10-15 07:50:38 C 21 01 32.40 -02 27 12.7 L T05
2016-10-15 08:12:12 C 21 01 32.74 -02 27 12.2 L T05
2016-10-15 08:34:37 C 21 01 33.10 -02 27 11.7 L T05
2016-10-16 19:25:21 C 21 02 13.86 -02 26 21.8 q K74
2016-10-16 19:30:11 C 21 02 13.95 -02 26 21.6 q K74
2016-10-16 19:54:33 C 21 02 14.41 -02 26 20.9 q K74
2016-10-19 07:00:50 C 21 03 35.32 -02 24 06.7 L T05
2016-10-19 07:19:00 C 21 03 35.73 -02 24 05.8 L T05
2016-10-19 07:40:51 C 21 03 36.23 -02 24 04.8 L T05
2016-10-19 08:04:11 C 21 03 36.76 -02 24 03.8 L T05
2016-10-19 08:28:10 C 21 03 37.32 -02 24 02.7 L T05
2016-10-22 01:51:20 C 21 05 25.03 -02 20 39.5 q 703
2016-10-22 01:59:59 C 21 05 25.27 -02 20 38.9 q 703
2016-10-22 02:08:38 C 21 05 25.50 -02 20 38.4 q 703
2016-10-22 02:17:18 C 21 05 25.74 -02 20 37.9 q 703
2016-10-23 17:21:09 C 21 06 38.26 -02 18 06.1 q K73
2016-10-23 17:38:06 C 21 06 38.77 -02 18 05.2 q K73
2016-10-23 17:55:22 C 21 06 39.30 -02 18 03.3 q K73
2016-10-23 18:16:35 C 21 06 39.93 -02 18 02.1 q K73
2016-10-27 06:45:53 C 21 09 37.32 -02 11 08.0 L T05
2016-10-27 07:10:12 C 21 09 38.19 -02 11 05.8 L T05
2016-10-27 07:31:19 C 21 09 38.96 -02 11 03.9 L T05
2016-10-27 08:15:32 C 21 09 40.54 -02 10 59.9 L T05
2016-10-27 14:54:31 S 21 09 56.03 -02 10 19.7 L C51
2016-10-27 18:03:12 S 21 10 03.25 -02 10 01.8 L C51
2016-10-28 00:20:24 S 21 10 17.81 -02 09 25.6 L C51
2016-10-28 01:54:50 S 21 10 21.475 -02 09 16.56 L C51
2016-10-28 03:29:05 S 21 10 25.15 -02 09 07.3 L C51
2016-10-28 05:03:31 S 21 10 28.83 -02 08 58.2 L C51
2016-10-28 06:37:46 S 21 10 32.52 -02 08 48.9 L C51
2016-10-28 08:12:01 S 21 10 36.21 -02 08 39.6 L C51
2016-10-28 08:12:12 S 21 10 36.23 -02 08 39.7 L C51
2016-10-28 09:46:27 S 21 10 39.938 -02 08 30.34 L C51
2016-10-28 11:20:42 S 21 10 43.64 -02 08 20.9 L C51
2016-10-28 14:29:24 S 21 10 51.11 -02 08 02.0 L C51
2016-10-28 17:37:14 C 21 10 58.63 -02 07 48.7 q K73
2016-10-28 17:38:04 S 21 10 58.61 -02 07 43.0 L C51
2016-10-28 18:00:00 C 21 10 59.50 -02 07 46.4 q K73
2016-10-28 18:11:20 C 21 10 59.92 -02 07 45.2 q K73
2016-10-28 18:37:41 C 21 11 00.93 -02 07 42.6 q K73
2016-10-28 19:09:46 C 21 11 02.15 -02 07 39.3 q K73
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