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
1931-02-06 05:41:32 A 10 16 02.05 -10 26 28.4 768
1931-02-06 05:43:32 A 10 16 01.90 -10 26 33.5 768
1931-02-06 05:45:32 A 10 16 01.77 -10 26 38.1 768
1931-02-06 05:47:02 A 10 16 01.68 -10 26 41.7 768
1931-02-06 05:49:02 A 10 16 01.49 -10 26 46.5 768
1931-02-06 05:51:02 A 10 16 01.40 -10 26 51.3 768
1931-02-06 05:53:02 A 10 16 01.25 -10 26 56.2 768
1931-02-06 05:55:02 A 10 16 01.10 -10 27 00.8 768
1931-02-06 05:57:02 A 10 16 00.95 -10 27 05.9 768
1931-02-06 06:01:02 A 10 16 00.68 -10 27 15.3 768
1931-02-06 06:03:02 A 10 16 00.53 -10 27 20.0 768
1931-02-06 06:05:02 A 10 16 00.38 -10 27 25.2 768
1931-02-06 06:07:02 A 10 16 00.24 -10 27 29.9 768
1931-02-06 06:09:02 A 10 16 00.10 -10 27 34.6 768
1931-02-06 06:10:58 A 10 15 59.60 -10 27 37.0 780
1931-02-06 06:11:02 A 10 15 59.96 -10 27 39.4 768
1931-02-06 06:12:32 A 10 15 59.85 -10 27 42.9 768
1931-02-06 06:14:32 A 10 15 59.73 -10 27 47.6 768
1931-02-06 06:16:32 A 10 15 59.57 -10 27 52.5 768
1931-02-06 06:18:32 A 10 15 59.44 -10 27 57.3 768
1931-02-06 06:20:32 A 10 15 59.29 -10 28 02.1 768
1931-02-06 06:22:32 A 10 15 59.14 -10 28 07.1 768
1931-02-06 06:37:58 A 10 15 57.67 -10 28 41.8 780
1931-02-06 22:13:16 M 10 15.0 -11 05 40.5 p 016
1931-02-06 23:01:37 M 10 14 59.28 -11 07 34.6 p 016
1931-02-06 23:01:37 M 10 14 59.27 -11 07 34.3 q 016
1931-02-06 23:55:25 A 10 14 55.78 -11 09 35.7 008
1931-02-07 00:00:24 A 10 14 55.45 -11 09 47.8 008
1931-02-07 00:05:23 A 10 14 55.09 -11 09 58.8 008
1931-02-07 00:10:22 A 10 14 54.68 -11 10 11.0 008
1931-02-07 00:25:19 A 10 14 53.62 -11 10 45.9 008
1931-02-07 00:30:19 A 10 14 53.26 -11 10 57.8 008
1931-02-07 00:35:18 A 10 14 52.89 -11 11 09.4 008
1931-02-07 00:40:17 A 10 14 52.53 -11 11 20.7 008
1931-02-07 03:12:05 A 10 14 45.06 -11 17 14.0 780
1931-02-07 04:15:10 A 10 14 39.79 -11 18 46.8 839
1931-02-07 04:24:55 A 10 14 39.08 -11 19 09.5 839
1931-02-07 22:50:14 M 10 13 31.70 -12 02 38.8 p 016
1931-02-07 22:50:14 M 10 13 31.70 -12 02 38.6 q 016
1931-02-08 21:39:00 M 10 12 06.94 -12 53 52.6 q 020
1931-02-09 00:17:27 A 10 11 55.88 -12 59 41.3 008
1931-02-09 00:28:25 A 10 11 55.05 -13 00 05.5 008
1931-02-09 09:08:03 A 10 11 20.71 -13 19 06.5 768
1931-02-09 09:10:33 A 10 11 20.48 -13 19 11.4 768
1931-02-09 09:13:03 A 10 11 20.35 -13 19 17.3 768
1931-02-09 09:15:33 A 10 11 20.18 -13 19 22.8 768
1931-02-09 09:18:03 A 10 11 19.98 -13 19 28.0 768
1931-02-09 09:20:33 A 10 11 19.82 -13 19 33.3 768
1931-02-09 09:23:03 A 10 11 19.62 -13 19 38.5 768
1931-02-09 09:25:33 A 10 11 19.48 -13 19 45.0 768
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