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
1931-04-06 03:01:25 A 09 50 01.79 -25 23 34.6 768
1931-04-06 03:04:55 A 09 50 01.94 -25 23 33.8 768
1931-04-06 20:53:11 A 09 50 54.58 -25 18 35.2 999
1931-04-07 01:42:24 A 09 51 09.44 -25 17 13.2 768
1931-04-07 01:47:24 A 09 51 09.68 -25 17 11.5 768
1931-04-07 01:52:54 A 09 51 09.89 -25 17 10.3 768
1931-04-07 02:02:54 A 09 51 10.35 -25 17 07.6 768
1931-04-07 02:06:24 A 09 51 10.54 -25 17 06.3 768
1931-04-07 02:11:54 A 09 51 10.75 -25 17 05.2 768
1931-04-07 02:25:24 A 09 51 11.34 -25 17 01.4 768
1931-04-07 02:38:24 A 09 51 11.93 -25 16 57.5 768
1931-04-07 02:42:54 A 09 51 12.15 -25 16 56.1 768
1931-04-07 02:47:54 A 09 51 12.38 -25 16 54.6 768
1931-04-07 02:56:24 A 09 51 12.74 -25 16 52.5 768
1931-04-07 03:00:54 A 09 51 12.92 -25 16 51.2 768
1931-04-07 03:05:24 A 09 51 13.11 -25 16 49.9 768
1931-04-07 20:50:28 A 09 52 07.53 -25 11 47.4 999
1931-04-08 20:47:46 A 09 53 22.79 -25 04 53.3 999
1931-04-09 02:46:20 A 09 53 41.95 -25 03 09.1 768
1931-04-09 02:50:50 A 09 53 42.20 -25 03 07.8 768
1931-04-09 02:55:20 A 09 53 42.36 -25 03 06.1 768
1931-04-09 03:03:50 A 09 53 42.83 -25 03 03.9 768
1931-04-09 03:08:50 A 09 53 43.04 -25 03 02.5 768
1931-04-09 03:13:20 A 09 53 43.26 -25 03 01.5 768
1931-04-09 19:36:47 A 09 54 37.32 -24 58 14.1 999
1931-04-09 19:50:14 A 09 54 37.98 -24 58 10.1 999
1931-04-09 20:28:44 A 09 54 39.63 -24 57 57.9 008
1931-04-09 20:33:43 A 09 54 39.89 -24 57 57.0 008
1931-04-09 20:38:43 A 09 54 40.11 -24 57 55.4 008
1931-04-09 20:43:41 A 09 54 40.36 -24 57 53.7 008
1931-04-09 20:45:07 A 09 54 40.51 -24 57 54.7 999
1931-04-10 00:06:29 A 09 54 51.79 -24 56 30.6 839
1931-04-10 20:42:31 A 09 56 00.46 -24 50 52.4 999
1931-04-11 02:52:16 A 09 56 21.33 -24 49 02.3 768
1931-04-11 03:01:46 A 09 56 21.77 -24 48 59.3 768
1931-04-11 03:11:16 A 09 56 22.23 -24 48 57.0 768
1931-04-11 03:24:16 A 09 56 22.95 -24 48 52.1 768
1931-04-11 03:34:46 A 09 56 23.48 -24 48 49.2 768
1931-04-11 03:45:46 A 09 56 24.05 -24 48 46.3 768
1931-04-11 20:39:56 A 09 57 22.61 -24 43 45.2 999
1931-04-12 01:49:49 A 09 57 40.86 -24 42 13.4 768
1931-04-12 02:01:17 A 09 57 41.41 -24 42 09.4 768
1931-04-12 02:12:16 A 09 57 42.06 -24 42 06.6 768
1931-04-12 02:17:15 A 09 57 42.33 -24 42 05.1 768
1931-04-12 02:22:14 A 09 57 42.55 -24 42 04.2 768
1931-04-12 03:21:04 A 09 57 45.78 -24 41 45.7 768
1931-04-12 03:26:04 A 09 57 45.98 -24 41 44.2 768
1931-04-12 03:31:03 A 09 57 46.28 -24 41 42.8 768
1931-04-12 03:43:31 A 09 57 46.81 -24 41 39.3 768
1931-04-13 20:34:54 A 10 00 13.43 -24 29 26.7 999
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