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
1931-02-01 09:23:03 A 10 22 33.06 -05 32 43.2 768
1931-02-01 09:25:03 A 10 22 32.92 -05 32 48.5 768
1931-02-01 09:27:03 A 10 22 32.82 -05 32 53.5 768
1931-02-01 09:29:03 A 10 22 32.68 -05 32 59.0 768
1931-02-01 09:31:03 A 10 22 32.57 -05 33 04.1 768
1931-02-01 09:33:03 A 10 22 32.43 -05 33 09.5 768
1931-02-01 09:35:03 A 10 22 32.32 -05 33 14.8 768
1931-02-01 10:30:03 A 10 22 28.96 -05 35 39.6 768
1931-02-01 10:32:03 A 10 22 28.86 -05 35 45.2 768
1931-02-01 10:34:03 A 10 22 28.71 -05 35 49.4 768
1931-02-01 10:36:03 A 10 22 28.58 -05 35 56.1 768
1931-02-01 10:38:03 A 10 22 28.48 -05 36 00.2 768
1931-02-01 10:40:03 A 10 22 28.39 -05 36 05.8 768
1931-02-01 10:42:03 A 10 22 28.28 -05 36 11.0 768
1931-02-01 10:44:03 A 10 22 28.13 -05 36 16.3 768
1931-02-01 10:46:03 A 10 22 28.00 -05 36 21.8 768
1931-02-01 10:48:03 A 10 22 27.89 -05 36 26.8 768
1931-02-01 10:50:03 A 10 22 27.77 -05 36 32.4 768
1931-02-01 10:52:03 A 10 22 27.66 -05 36 37.4 768
1931-02-01 10:58:03 A 10 22 27.31 -05 36 53.4 768
1931-02-01 11:00:03 A 10 22 27.21 -05 36 58.8 768
1931-02-01 11:02:03 A 10 22 27.08 -05 37 03.8 768
1931-02-01 11:04:03 A 10 22 26.94 -05 37 09.0 768
1931-02-01 11:06:03 A 10 22 26.84 -05 37 14.1 768
1931-02-01 11:08:03 A 10 22 26.73 -05 37 19.4 768
1931-02-01 11:10:03 A 10 22 26.60 -05 37 24.6 768
1931-02-01 11:12:03 A 10 22 26.50 -05 37 30.0 768
1931-02-01 11:19:03 A 10 22 26.06 -05 37 48.4 768
1931-02-01 11:21:03 A 10 22 25.96 -05 37 53.4 768
1931-02-01 11:23:03 A 10 22 25.89 -05 37 58.5 768
1931-02-01 11:25:02 A 10 22 25.72 -05 38 03.8 768
1931-02-01 11:27:02 A 10 22 25.60 -05 38 09.1 768
1931-02-01 11:29:03 A 10 22 25.45 -05 38 14.7 768
1931-02-02 03:39:56 A 10 21 38.23 -06 20 42.2 780
1931-02-02 04:07:58 A 10 21 36.48 -06 21 55.7 780
1931-02-02 04:46:51 A 10 21 33.15 -06 22 38.8 839
1931-02-02 04:50:08 A 10 21 34.12 -06 23 46.6 768
1931-02-02 04:52:38 A 10 21 33.91 -06 23 53.2 768
1931-02-02 04:55:08 A 10 21 33.78 -06 23 59.8 768
1931-02-02 04:57:38 A 10 21 33.69 -06 24 06.6 768
1931-02-02 05:00:08 A 10 21 33.50 -06 24 12.6 768
1931-02-02 05:02:38 A 10 21 33.32 -06 24 19.6 768
1931-02-02 05:04:38 A 10 21 33.12 -06 24 25.2 768
1931-02-02 05:07:08 A 10 21 33.00 -06 24 32.5 768
1931-02-02 05:09:38 A 10 21 32.84 -06 24 39.3 768
1931-02-02 05:12:08 A 10 21 32.69 -06 24 45.2 768
1931-02-02 05:14:38 A 10 21 32.60 -06 24 51.2 768
1931-02-02 05:17:08 A 10 21 32.33 -06 24 58.8 768
1931-02-02 05:19:08 A 10 21 32.38 -06 25 04.3 768
1931-02-02 05:21:38 A 10 21 32.17 -06 25 11.4 768
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