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
1931-05-08 20:12:46 A 10 45 04.89 -21 53 09.9 008
1931-05-08 20:19:45 A 10 45 05.47 -21 53 08.4 008
1931-05-08 20:26:44 A 10 45 06.02 -21 53 07.1 008
1931-05-08 20:33:42 A 10 45 06.59 -21 53 06.0 008
1931-05-09 20:30:06 A 10 47 09.04 -21 48 26.9 008
1931-05-09 20:36:05 A 10 47 09.53 -21 48 25.7 008
1931-05-09 20:42:04 A 10 47 10.02 -21 48 24.4 008
1931-05-09 20:48:03 A 10 47 10.49 -21 48 23.3 008
1931-05-10 19:47:16 A 10 49 09.11 -21 44 04.9 008
1931-05-10 19:52:16 A 10 49 09.49 -21 44 03.8 008
1931-05-10 19:57:15 A 10 49 09.90 -21 44 02.9 008
1931-05-10 20:02:14 A 10 49 10.30 -21 44 01.5 008
1931-05-11 19:54:53 A 10 51 14.09 -21 39 42.4 008
1931-05-11 20:10:51 A 10 51 15.41 -21 39 39.3 008
1931-05-12 19:50:23 A 10 53 18.82 -21 35 32.0 008
1931-05-12 19:55:22 A 10 53 19.24 -21 35 31.1 008
1931-05-12 19:59:17 A 10 53 19.55 -21 35 30.2 008
1931-05-12 20:05:21 A 10 53 20.07 -21 35 29.3 008
1931-05-13 20:01:59 A 10 55 25.62 -21 31 27.0 008
1931-05-13 20:08:58 A 10 55 26.20 -21 31 26.3 008
1931-05-13 20:15:57 A 10 55 26.75 -21 31 24.6 008
1931-05-13 20:22:56 A 10 55 27.37 -21 31 23.7 008
1931-05-14 19:59:03 A 10 57 31.84 -21 27 33.8 008
1931-05-14 20:04:02 A 10 57 32.31 -21 27 32.9 008
1931-05-14 20:09:02 A 10 57 32.72 -21 27 32.5 008
1931-05-14 20:14:01 A 10 57 33.14 -21 27 32.0 008
1931-05-15 20:09:05 A 10 59 39.96 -21 23 48.5 008
1931-05-15 20:15:04 A 10 59 40.48 -21 23 47.4 008
1931-05-15 20:21:03 A 10 59 41.00 -21 23 46.5 008
1931-05-15 20:27:02 A 10 59 41.49 -21 23 45.5 008
1933-03-22 23:34:09 A 18 29 34.00 -36 21 16.9 13.2 078
1933-03-25 00:40:05 A 18 34.0 -36 25 13.1 078
1933-03-31 00:03:31 A 18 46.3 -36 32 13.1 078
1933-04-22 00:10:47 A 19 20.8 -36 48 13.0 078
1933-05-31 22:39:48 A 19 21.1 -37 30 12.7 078
1935-06-29 00:28:05 A 22 40 02.16 -07 03 24.4 536
1935-06-30 23:37:33 A 22 40 19.11 -06 45 12.7 536
1935-07-01 00:01:47 A 22 40 19.09 -06 45 04.2 536
1935-07-01 23:40:45 A 22 40 23.91 -06 36 10.0 536
1935-07-08 22:55:02 A 22 39 49.51 -05 35 48.1 536
1935-07-08 23:18:54 A 22 39 49.14 -05 35 40.0 536
1935-07-09 23:33:56 A 22 39 33.84 -05 27 25.1 536
1935-07-09 23:48:56 A 22 39 33.75 -05 27 16.5 11.9 008
1935-07-10 00:00:05 A 22 39 33.54 -05 27 15.6 536
1935-07-10 23:58:56 A 22 39 15.39 -05 19 10.5 536
1935-07-11 00:31:56 A 22 39 14.82 -05 18 58.6 536
1935-07-11 23:30:54 A 22 38 55.17 -05 11 22.0 536
1935-07-11 23:48:30 A 22 38 54.89 -05 11 15.4 536
1935-07-12 23:17:37 A 22 38 31.90 -05 03 34.6 536
1935-07-12 23:45:48 A 22 38 31.43 -05 03 24.3 536
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