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
2012-01-28 23:16:52 C 10 35 19.22 -02 36 52.5 u 083
2012-01-28 23:17:17 C 10 35 19.19 -02 36 53.4 u 083
2012-01-28 23:17:30 C 10 35 20.16 -02 36 50.4 u C95
2012-01-28 23:17:42 C 10 35 19.15 -02 36 54.5 u 083
2012-01-28 23:18:31 C 10 35 19.11 -02 36 56.7 u 083
2012-01-28 23:18:48 C 10 35 20.10 -02 36 54.2 u C95
2012-01-28 23:18:56 C 10 35 19.10 -02 36 57.9 u 083
2012-01-28 23:20:06 C 10 35 20.06 -02 36 57.6 u C95
2012-01-28 23:21:26 C 10 35 19.98 -02 37 01.2 u C95
2012-01-28 23:22:44 C 10 35 19.91 -02 37 04.6 u C95
2012-01-28 23:24:02 C 10 35 19.86 -02 37 08.4 u C95
2012-01-28 23:26:39 C 10 35 19.73 -02 37 15.5 u C95
2012-01-28 23:28:34 C 10 35 19.63 -02 37 20.9 u C95
2012-01-28 23:28:43 C 10 35 18.69 -02 37 25.0 u 083
2012-01-28 23:29:32 C 10 35 18.65 -02 37 27.1 u 083
2012-01-28 23:29:59 C 10 35 18.59 -02 37 28.4 u 083
2012-01-28 23:30:25 C 10 35 19.55 -02 37 25.9 u C95
2012-01-28 23:30:47 C 10 35 18.54 -02 37 30.6 u 083
2012-01-28 23:31:38 C 10 35 18.49 -02 37 32.5 u 083
2012-01-28 23:31:43 C 10 35 19.49 -02 37 29.4 u C95
2012-01-28 23:32:53 C 10 35 18.45 -02 37 36.1 u 083
2012-01-28 23:33:02 C 10 35 19.44 -02 37 33.1 u C95
2012-01-28 23:43:47 C 10 35 17.96 -02 38 06.0 u 083
2012-01-28 23:44:13 C 10 35 17.89 -02 38 06.9 u 083
2012-01-28 23:44:38 C 10 35 17.91 -02 38 08.1 u 083
2012-01-28 23:44:51 C 10 35 18.90 -02 38 05.3 u C95
2012-01-28 23:45:03 C 10 35 17.84 -02 38 09.1 u 083
2012-01-28 23:45:53 C 10 35 17.87 -02 38 11.6 u 083
2012-01-28 23:46:09 C 10 35 18.82 -02 38 09.1 u C95
2012-01-28 23:46:18 C 10 35 17.80 -02 38 12.5 u 083
2012-01-28 23:47:07 C 10 35 17.75 -02 38 14.6 u 083
2012-01-28 23:47:28 C 10 35 18.75 -02 38 12.7 u C95
2012-01-28 23:47:57 C 10 35 17.75 -02 38 17.3 u 083
2012-01-28 23:48:46 C 10 35 18.70 -02 38 16.3 u C95
2012-01-28 23:50:06 C 10 35 18.62 -02 38 19.6 u C95
2012-01-28 23:51:24 C 10 35 18.55 -02 38 23.3 u C95
2012-01-28 23:54:02 C 10 35 18.45 -02 38 30.5 u C95
2012-01-28 23:55:20 C 10 35 18.38 -02 38 34.1 u C95
2012-01-28 23:56:38 C 10 35 18.32 -02 38 37.7 u C95
2012-01-28 23:57:57 C 10 35 18.24 -02 38 41.4 u C95
2012-01-28 23:58:18 C 10 35 17.26 -02 38 45.4 u 083
2012-01-28 23:58:43 C 10 35 17.27 -02 38 46.6 u 083
2012-01-28 23:59:08 C 10 35 17.24 -02 38 47.6 u 083
2012-01-28 23:59:33 C 10 35 17.22 -02 38 49.2 u 083
2012-01-28 23:59:47 C 10 35 18.15 -02 38 46.2 u C95
2012-01-29 00:00:23 C 10 35 17.15 -02 38 51.4 u 083
2012-01-29 00:00:48 C 10 35 17.14 -02 38 52.9 u 083
2012-01-29 00:01:05 C 10 35 18.12 -02 38 50.1 u C95
2012-01-29 00:01:12 C 10 35 17.08 -02 38 53.9 u 083
2012-01-29 00:01:37 C 10 35 17.13 -02 38 55.4 u 083
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