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
1931-02-04 05:40:57 A 10 18 50.97 -08 28 49.6 768
1931-02-04 05:42:57 A 10 18 50.84 -08 28 54.0 768
1931-02-04 05:44:57 A 10 18 50.71 -08 28 59.6 768
1931-02-04 05:46:58 A 10 18 50.55 -08 29 04.3 768
1931-02-04 05:48:58 A 10 18 50.42 -08 29 09.9 768
1931-02-04 05:50:58 A 10 18 50.28 -08 29 15.0 768
1931-02-04 06:00:58 A 10 18 49.65 -08 29 39.7 768
1931-02-04 06:02:58 A 10 18 49.47 -08 29 44.5 768
1931-02-04 06:04:58 A 10 18 49.35 -08 29 49.9 768
1931-02-04 06:06:58 A 10 18 49.20 -08 29 54.6 768
1931-02-04 06:08:58 A 10 18 49.10 -08 29 59.7 768
1931-02-04 06:10:58 A 10 18 48.93 -08 30 04.6 768
1931-02-04 06:12:58 A 10 18 48.84 -08 30 09.4 768
1931-02-04 06:14:58 A 10 18 48.65 -08 30 14.8 768
1931-02-04 06:16:58 A 10 18 48.51 -08 30 19.9 768
1931-02-04 06:18:58 A 10 18 48.38 -08 30 24.9 768
1931-02-04 06:20:57 A 10 18 47.88 -08 30 28.1 780
1931-02-04 06:20:58 A 10 18 48.25 -08 30 29.8 768
1931-02-04 06:22:58 A 10 18 48.10 -08 30 35.3 768
1931-02-04 06:32:58 A 10 18 47.46 -08 31 00.0 768
1931-02-04 06:34:58 A 10 18 47.31 -08 31 04.9 768
1931-02-04 06:36:58 A 10 18 47.17 -08 31 10.2 768
1931-02-04 06:38:58 A 10 18 47.02 -08 31 15.1 768
1931-02-04 06:40:58 A 10 18 46.90 -08 31 20.1 768
1931-02-04 06:42:58 A 10 18 46.75 -08 31 25.3 768
1931-02-04 06:44:58 A 10 18 46.62 -08 31 30.3 768
1931-02-04 06:46:58 A 10 18 46.47 -08 31 35.3 768
1931-02-04 06:48:56 A 10 18 45.95 -08 31 38.1 780
1931-02-04 06:48:58 A 10 18 46.36 -08 31 40.5 768
1931-02-04 06:50:58 A 10 18 46.21 -08 31 45.1 768
1931-02-04 06:52:58 A 10 18 46.08 -08 31 50.2 768
1931-02-04 06:54:58 A 10 18 45.92 -08 31 55.1 768
1931-02-04 08:43:58 A 10 18 38.52 -08 36 27.9 768
1931-02-04 08:45:58 A 10 18 38.41 -08 36 32.5 768
1931-02-04 08:47:58 A 10 18 38.28 -08 36 37.4 768
1931-02-04 08:49:58 A 10 18 38.13 -08 36 42.4 768
1931-02-04 08:51:58 A 10 18 38.00 -08 36 47.4 768
1931-02-04 08:53:58 A 10 18 37.83 -08 36 52.8 768
1931-02-04 08:55:58 A 10 18 37.74 -08 36 57.3 768
1931-02-04 08:57:58 A 10 18 37.60 -08 37 02.3 768
1931-02-04 08:59:58 A 10 18 37.46 -08 37 07.4 768
1931-02-04 09:01:58 A 10 18 37.30 -08 37 12.2 768
1931-02-04 09:03:58 A 10 18 37.20 -08 37 17.1 768
1931-02-04 09:05:58 A 10 18 37.05 -08 37 22.3 768
1931-02-04 09:12:58 A 10 18 36.57 -08 37 39.4 768
1931-02-04 09:14:58 A 10 18 36.46 -08 37 44.6 768
1931-02-04 09:16:58 A 10 18 36.30 -08 37 49.5 768
1931-02-04 09:18:58 A 10 18 36.20 -08 37 54.9 768
1931-02-04 09:20:58 A 10 18 36.04 -08 37 59.6 768
1931-02-04 09:22:58 A 10 18 35.94 -08 38 04.7 768
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