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
1931-02-05 01:18:05 A 10 17 41.85 -09 17 31.7 008
1931-02-05 01:23:04 A 10 17 41.51 -09 17 44.2 008
1931-02-05 03:26:59 A 10 17 36.42 -09 22 48.1 780
1931-02-05 03:54:57 A 10 17 34.52 -09 23 57.0 780
1931-02-05 04:51:40 A 10 17 29.73 -09 25 19.5 839
1931-02-05 05:00:48 A 10 17 29.08 -09 25 42.0 839
1931-02-05 05:55:30 A 10 17 26.56 -09 28 55.9 768
1931-02-05 05:57:30 A 10 17 26.41 -09 29 00.8 768
1931-02-05 05:59:30 A 10 17 26.29 -09 29 05.7 768
1931-02-05 06:01:29 A 10 17 26.13 -09 29 11.0 768
1931-02-05 06:03:29 A 10 17 26.08 -09 29 15.5 768
1931-02-05 06:05:29 A 10 17 25.83 -09 29 20.5 768
1931-02-05 06:07:00 A 10 17 25.78 -09 29 24.1 768
1931-02-05 06:09:00 A 10 17 25.61 -09 29 29.0 768
1931-02-05 06:11:00 A 10 17 25.49 -09 29 33.8 768
1931-02-05 06:13:00 A 10 17 25.34 -09 29 38.8 768
1931-02-05 06:15:00 A 10 17 25.19 -09 29 44.0 768
1931-02-05 06:17:00 A 10 17 25.06 -09 29 48.9 768
1931-02-05 06:18:58 A 10 17 24.54 -09 29 51.7 780
1931-02-05 06:22:00 A 10 17 24.70 -09 30 01.0 768
1931-02-05 06:24:00 A 10 17 24.58 -09 30 06.0 768
1931-02-05 06:26:00 A 10 17 24.39 -09 30 10.8 768
1931-02-05 06:28:00 A 10 17 24.31 -09 30 15.8 768
1931-02-05 06:30:00 A 10 17 24.15 -09 30 20.7 768
1931-02-05 06:32:00 A 10 17 24.03 -09 30 26.0 768
1931-02-05 06:34:00 A 10 17 23.86 -09 30 30.4 768
1931-02-05 06:36:00 A 10 17 23.78 -09 30 35.2 768
1931-02-05 06:38:00 A 10 17 23.61 -09 30 40.2 768
1931-02-05 06:40:00 A 10 17 23.49 -09 30 45.0 768
1931-02-05 06:45:00 A 10 17 23.10 -09 30 57.1 768
1931-02-05 06:47:00 A 10 17 22.99 -09 31 02.5 768
1931-02-05 06:47:57 A 10 17 22.51 -09 31 02.6 780
1931-02-05 06:49:00 A 10 17 22.83 -09 31 07.4 768
1931-02-05 06:51:00 A 10 17 22.70 -09 31 12.2 768
1931-02-05 06:53:00 A 10 17 22.59 -09 31 17.2 768
1931-02-05 06:55:00 A 10 17 22.45 -09 31 22.0 768
1931-02-05 06:57:00 A 10 17 22.34 -09 31 26.9 768
1931-02-05 06:59:00 A 10 17 22.12 -09 31 32.0 768
1931-02-05 07:01:00 A 10 17 21.96 -09 31 36.4 768
1931-02-05 07:03:00 A 10 17 21.84 -09 31 41.5 768
1931-02-05 07:08:00 A 10 17 21.53 -09 31 53.6 768
1931-02-05 07:10:00 A 10 17 21.36 -09 31 58.6 768
1931-02-05 07:12:00 A 10 17 21.25 -09 32 03.5 768
1931-02-05 07:14:00 A 10 17 21.09 -09 32 08.7 768
1931-02-05 07:16:00 A 10 17 20.98 -09 32 13.1 768
1931-02-05 07:18:00 A 10 17 20.80 -09 32 18.3 768
1931-02-05 07:20:00 A 10 17 20.70 -09 32 23.3 768
1931-02-05 07:22:00 A 10 17 20.54 -09 32 28.0 768
1931-02-05 07:24:00 A 10 17 20.42 -09 32 32.7 768
1931-02-05 07:26:00 A 10 17 20.26 -09 32 37.7 768
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