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
1931-01-17 09:36:03 A 10 34 22.45 +11 03 00.4 768
1931-01-17 09:38:03 A 10 34 22.45 +11 02 54.6 768
1931-01-17 09:40:03 A 10 34 22.39 +11 02 49.0 768
1931-01-17 09:42:03 A 10 34 22.37 +11 02 43.8 768
1931-01-17 09:44:03 A 10 34 22.31 +11 02 38.2 768
1931-01-17 09:46:02 A 10 34 22.29 +11 02 32.8 768
1931-01-17 09:56:03 A 10 34 22.06 +11 02 05.3 768
1931-01-17 09:58:03 A 10 34 22.04 +11 02 00.0 768
1931-01-17 10:00:03 A 10 34 21.97 +11 01 54.9 768
1931-01-17 10:02:03 A 10 34 22.00 +11 01 49.3 768
1931-01-17 10:04:02 A 10 34 21.90 +11 01 43.7 768
1931-01-17 10:06:02 A 10 34 21.88 +11 01 38.5 768
1931-01-17 10:09:03 A 10 34 21.81 +11 01 30.4 768
1931-01-17 10:11:03 A 10 34 21.81 +11 01 24.8 768
1931-01-17 10:13:02 A 10 34 21.75 +11 01 19.3 768
1931-01-17 10:15:02 A 10 34 21.72 +11 01 14.1 768
1931-01-17 10:17:03 A 10 34 21.65 +11 01 08.7 768
1931-01-17 10:19:03 A 10 34 21.67 +11 01 03.1 768
1931-01-17 10:26:54 A 10 34 21.47 +11 00 41.6 768
1931-01-17 10:29:03 A 10 34 21.40 +11 00 35.7 768
1931-01-17 10:31:02 A 10 34 21.39 +11 00 30.5 768
1931-01-17 10:33:02 A 10 34 21.32 +11 00 24.8 768
1931-01-17 10:35:03 A 10 34 21.32 +11 00 19.4 768
1931-01-17 10:37:03 A 10 34 21.27 +11 00 13.9 768
1931-01-17 10:40:02 A 10 34 21.23 +11 00 05.7 768
1931-01-17 10:42:02 A 10 34 21.20 +11 00 00.3 768
1931-01-17 10:44:03 A 10 34 21.16 +10 59 54.9 768
1931-01-17 10:46:03 A 10 34 21.13 +10 59 49.2 768
1931-01-17 10:48:03 A 10 34 21.07 +10 59 44.0 768
1931-01-17 10:50:03 A 10 34 21.03 +10 59 38.2 768
1931-01-17 10:57:33 A 10 34 20.90 +10 59 17.3 768
1931-01-17 11:00:02 A 10 34 20.84 +10 59 10.7 768
1931-01-17 11:02:03 A 10 34 20.83 +10 59 05.5 768
1931-01-17 11:04:32 A 10 34 20.74 +10 58 58.7 768
1931-01-17 11:07:02 A 10 34 20.74 +10 58 51.8 768
1931-01-17 11:09:02 A 10 34 20.68 +10 58 46.0 768
1931-01-17 11:11:03 A 10 34 20.67 +10 58 41.3 768
1931-01-17 11:13:03 A 10 34 20.55 +10 58 35.9 768
1931-01-17 11:15:03 A 10 34 20.60 +10 58 30.3 768
1931-01-17 11:17:03 A 10 34 20.50 +10 58 24.1 768
1931-01-17 11:43:03 A 10 34 20.08 +10 57 13.3 768
1931-01-17 11:45:03 A 10 34 20.05 +10 57 07.9 768
1931-01-17 11:47:03 A 10 34 20.02 +10 57 02.3 768
1931-01-17 11:49:03 A 10 34 19.97 +10 56 57.2 768
1931-01-17 11:51:03 A 10 34 19.96 +10 56 51.4 768
1931-01-17 11:53:03 A 10 34 19.89 +10 56 45.7 768
1931-01-17 11:56:03 A 10 34 19.85 +10 56 38.1 768
1931-01-17 11:58:03 A 10 34 19.85 +10 56 32.6 768
1931-01-17 12:00:03 A 10 34 19.79 +10 56 27.0 768
1931-01-17 12:02:03 A 10 34 19.79 +10 56 21.4 768
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