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
1931-01-04 08:22:29 A 10 30 15.26 +23 54 41.7 768
1931-01-04 08:26:29 A 10 30 15.36 +23 54 33.1 768
1931-01-04 08:29:29 A 10 30 15.46 +23 54 26.0 768
1931-01-04 08:33:29 A 10 30 15.54 +23 54 18.4 768
1931-01-04 08:37:29 A 10 30 15.66 +23 54 08.9 768
1931-01-04 08:41:29 A 10 30 15.75 +23 54 00.5 768
1931-01-04 08:46:29 A 10 30 15.88 +23 53 49.7 768
1931-01-04 08:50:29 A 10 30 16.01 +23 53 40.7 768
1931-01-04 08:54:29 A 10 30 16.09 +23 53 31.8 768
1931-01-04 08:58:29 A 10 30 16.21 +23 53 23.4 768
1931-01-04 09:05:29 A 10 30 16.37 +23 53 08.4 768
1931-01-08 03:24:24 A 10 32 55.42 +20 28 50.2 999
1931-01-09 04:20:02 A 10 33 29.09 +19 29 36.0 780
1931-01-09 04:49:53 A 10 33 29.52 +19 28 25.9 780
1931-01-09 07:07:52 A 10 33 30.15 +19 23 49.0 839
1931-01-09 08:07:54 A 10 33 31.52 +19 20 35.1 780
1931-01-09 08:26:55 A 10 33 31.68 +19 19 49.3 780
1931-01-10 05:17:40 A 10 33 55.04 +18 29 07.0 768
1931-01-10 05:21:40 A 10 33 55.05 +18 28 57.6 768
1931-01-10 05:25:40 A 10 33 55.09 +18 28 48.6 768
1931-01-10 05:29:40 A 10 33 55.14 +18 28 37.2 768
1931-01-10 05:33:40 A 10 33 55.19 +18 28 28.1 768
1931-01-10 05:37:40 A 10 33 55.18 +18 28 18.5 768
1931-01-10 05:41:40 A 10 33 55.24 +18 28 09.8 768
1931-01-10 05:45:40 A 10 33 55.32 +18 27 59.5 768
1931-01-10 05:49:40 A 10 33 55.34 +18 27 49.6 768
1931-01-10 05:53:40 A 10 33 55.38 +18 27 40.1 768
1931-01-10 05:57:40 A 10 33 55.42 +18 27 30.1 768
1931-01-10 06:01:40 A 10 33 55.44 +18 27 20.7 768
1931-01-10 06:09:40 A 10 33 55.50 +18 27 01.8 768
1931-01-10 06:13:40 A 10 33 55.54 +18 26 51.9 768
1931-01-10 08:18:10 A 10 33 56.34 +18 21 49.5 768
1931-01-10 08:21:10 A 10 33 56.31 +18 21 43.2 768
1931-01-10 08:30:10 A 10 33 56.41 +18 21 20.0 768
1931-01-10 08:36:10 A 10 33 56.40 +18 21 06.5 768
1931-01-10 08:39:10 A 10 33 56.42 +18 20 58.1 768
1931-01-10 08:42:10 A 10 33 56.49 +18 20 49.8 768
1931-01-10 08:45:10 A 10 33 56.46 +18 20 42.7 768
1931-01-10 08:48:10 A 10 33 56.54 +18 20 35.5 768
1931-01-10 08:51:10 A 10 33 56.45 +18 20 29.2 768
1931-01-10 08:54:10 A 10 33 56.56 +18 20 21.1 768
1931-01-10 08:57:10 A 10 33 56.49 +18 20 14.3 768
1931-01-10 09:00:10 A 10 33 56.59 +18 20 06.4 768
1931-01-10 09:03:10 A 10 33 56.60 +18 19 59.2 768
1931-01-11 04:08:55 A 10 34 14.42 +17 32 46.0 780
1931-01-11 04:24:46 M 10 34 11.42 +17 32 07.8 q 020
1931-01-11 04:32:55 A 10 34 14.59 +17 31 46.8 780
1931-01-11 08:11:55 A 10 34 15.23 +17 22 46.8 780
1931-01-12 00:08:24 M 10 34 26.40 +16 42 39.8 q 016
1931-01-12 00:08:25 M 10 34 26.40 +16 42 39.8 p 016
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