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
1931-01-28 00:58:57 A 10 27 32.05 -00 48 55.0 008
1931-01-28 01:04:55 A 10 27 31.73 -00 49 11.9 008
1931-01-28 01:10:55 A 10 27 31.39 -00 49 28.2 008
1931-01-28 01:25:14 A 10 27 30.61 -00 50 08.3 008
1931-01-28 01:31:14 A 10 27 30.30 -00 50 25.0 008
1931-01-28 01:37:12 A 10 27 29.98 -00 50 41.4 008
1931-01-28 01:43:12 A 10 27 29.64 -00 50 58.1 008
1931-01-28 05:17:31 A 10 27 20.88 -00 59 53.7 839
1931-01-29 00:37:43 A 10 26 30.42 -01 54 19.9 008
1931-01-29 00:42:02 A 10 26 30.17 -01 54 31.7 008
1931-01-29 00:47:02 A 10 26 29.87 -01 54 45.7 008
1931-01-29 00:52:01 A 10 26 29.61 -01 54 59.3 008
1931-01-29 01:03:42 A 10 26 28.94 -01 55 31.5 008
1931-01-29 01:08:41 A 10 26 28.66 -01 55 45.3 008
1931-01-29 01:13:40 A 10 26 28.37 -01 55 58.8 008
1931-01-29 01:18:40 A 10 26 28.08 -01 56 12.6 008
1931-01-29 05:19:47 A 10 26 17.28 -02 06 17.5 839
1931-01-30 06:36:03 A 10 25 07.18 -03 16 27.4 768
1931-01-30 06:39:03 A 10 25 06.97 -03 16 35.5 768
1931-01-30 06:42:04 A 10 25 06.79 -03 16 43.5 768
1931-01-30 06:45:03 A 10 25 06.62 -03 16 51.9 768
1931-01-30 06:48:03 A 10 25 06.45 -03 16 59.7 768
1931-01-30 06:51:04 A 10 25 06.28 -03 17 07.8 768
1931-01-30 06:53:04 A 10 25 06.17 -03 17 13.3 768
1931-01-30 06:55:34 A 10 25 06.02 -03 17 20.0 768
1931-01-30 06:58:04 A 10 25 05.86 -03 17 26.6 768
1931-01-30 07:00:34 A 10 25 05.74 -03 17 33.7 768
1931-01-30 07:03:04 A 10 25 05.57 -03 17 40.9 768
1931-01-30 07:05:34 A 10 25 05.42 -03 17 47.1 768
1931-01-30 09:41:34 A 10 24 56.29 -03 24 51.1 768
1931-01-30 09:44:04 A 10 24 56.19 -03 24 58.0 768
1931-01-30 09:51:04 A 10 24 55.82 -03 25 16.6 768
1931-01-30 09:53:34 A 10 24 55.62 -03 25 23.7 768
1931-01-30 09:56:04 A 10 24 55.51 -03 25 29.4 768
1931-01-30 09:58:34 A 10 24 55.35 -03 25 36.7 768
1931-01-30 10:01:04 A 10 24 55.19 -03 25 43.9 768
1931-01-30 10:08:04 A 10 24 54.84 -03 26 03.5 768
1931-01-30 10:10:34 A 10 24 54.67 -03 26 09.7 768
1931-01-30 10:13:04 A 10 24 54.53 -03 26 16.3 768
1931-01-30 10:15:34 A 10 24 54.40 -03 26 22.2 768
1931-01-30 10:18:04 A 10 24 54.23 -03 26 30.2 768
1931-01-30 10:24:04 A 10 24 53.92 -03 26 45.7 768
1931-01-30 10:26:34 A 10 24 53.80 -03 26 52.7 768
1931-01-30 10:29:04 A 10 24 53.63 -03 26 59.2 768
1931-01-30 10:31:34 A 10 24 53.48 -03 27 05.8 768
1931-01-30 10:34:04 A 10 24 53.30 -03 27 13.5 768
1931-01-30 10:43:34 A 10 24 52.78 -03 27 38.5 768
1931-01-30 10:46:04 A 10 24 52.66 -03 27 45.7 768
1931-01-30 10:48:34 A 10 24 52.53 -03 27 52.0 768
1931-01-30 10:58:04 A 10 24 52.01 -03 28 18.4 768
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