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
1931-02-14 08:26:59 A 10 03 43.07 -17 17 07.5 768
1931-02-14 08:29:00 A 10 03 42.98 -17 17 10.9 768
1931-02-14 08:32:00 A 10 03 42.72 -17 17 16.3 768
1931-02-14 08:35:00 A 10 03 42.48 -17 17 22.4 768
1931-02-14 08:38:00 A 10 03 42.25 -17 17 26.8 768
1931-02-14 08:41:00 A 10 03 42.04 -17 17 32.0 768
1931-02-14 21:36:13 M 10 02 55.11 -17 40 33.4 q 020
1931-02-14 22:49:42 M 10 02 49.84 -17 42 46.6 p 016
1931-02-14 22:49:42 M 10 02 49.83 -17 42 46.7 q 016
1931-02-15 03:12:59 A 10 02 34.27 -17 50 21.8 768
1931-02-15 03:15:29 A 10 02 34.06 -17 50 25.8 768
1931-02-15 03:17:59 A 10 02 33.81 -17 50 30.8 768
1931-02-15 03:20:29 A 10 02 33.67 -17 50 34.5 768
1931-02-15 03:22:59 A 10 02 33.50 -17 50 38.9 768
1931-02-15 03:25:29 A 10 02 33.25 -17 50 42.8 768
1931-02-15 03:26:38 A 10 02 32.16 -17 49 53.8 839
1931-02-15 03:26:59 A 10 02 33.26 -17 50 46.1 768
1931-02-15 03:29:29 A 10 02 33.03 -17 50 50.4 768
1931-02-15 03:31:59 A 10 02 32.87 -17 50 55.1 768
1931-02-15 03:34:29 A 10 02 32.68 -17 50 59.2 768
1931-02-15 03:36:35 A 10 02 31.43 -17 50 11.7 839
1931-02-15 03:36:59 A 10 02 32.47 -17 51 03.3 768
1931-02-15 03:39:29 A 10 02 32.29 -17 51 08.1 768
1931-02-15 03:43:29 A 10 02 32.03 -17 51 15.1 768
1931-02-15 03:45:59 A 10 02 31.82 -17 51 19.8 768
1931-02-15 03:48:29 A 10 02 31.65 -17 51 24.7 768
1931-02-15 03:50:59 A 10 02 31.48 -17 51 28.5 768
1931-02-15 03:53:29 A 10 02 31.27 -17 51 32.6 768
1931-02-15 03:55:59 A 10 02 31.10 -17 51 37.0 768
1931-02-15 03:57:29 A 10 02 30.96 -17 51 40.2 768
1931-02-15 03:59:59 A 10 02 30.83 -17 51 44.3 768
1931-02-15 04:02:29 A 10 02 30.68 -17 51 48.8 768
1931-02-15 04:04:59 A 10 02 30.46 -17 51 52.8 768
1931-02-15 04:07:29 A 10 02 30.29 -17 51 57.6 768
1931-02-15 04:09:59 A 10 02 30.09 -17 52 01.8 768
1931-02-15 04:16:59 A 10 02 29.60 -17 52 14.3 768
1931-02-15 04:19:29 A 10 02 29.45 -17 52 18.6 768
1931-02-15 04:21:59 A 10 02 29.24 -17 52 23.6 768
1931-02-15 04:24:29 A 10 02 29.02 -17 52 27.9 768
1931-02-15 04:26:59 A 10 02 28.88 -17 52 31.6 768
1931-02-15 04:29:29 A 10 02 28.66 -17 52 36.1 768
1931-02-15 04:30:59 A 10 02 28.57 -17 52 39.5 768
1931-02-15 04:33:29 A 10 02 28.36 -17 52 43.4 768
1931-02-15 04:35:59 A 10 02 28.20 -17 52 47.2 768
1931-02-15 04:38:29 A 10 02 28.02 -17 52 51.6 768
1931-02-15 04:40:59 A 10 02 27.83 -17 52 56.4 768
1931-02-15 04:43:29 A 10 02 27.64 -17 53 00.7 768
1931-02-15 04:48:59 A 10 02 27.27 -17 53 10.2 768
1931-02-15 04:51:29 A 10 02 27.05 -17 53 15.1 768
1931-02-15 04:53:59 A 10 02 26.86 -17 53 18.9 768
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