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
1940-06-05 20:47:12 A 18 03 53.80 -41 51 13.1 078
1940-06-05 20:55:11 A 18 03 52.82 -41 51 09.8 078
1940-06-06 22:33:58 A 18 01 32.02 -41 44 28.2 078
1940-06-06 22:54:55 A 18 01 29.98 -41 44 21.8 078
1940-06-06 23:07:21 A 18 01 28.94 -41 44 19.2 077
1940-06-07 20:27:23 A 17 59 31.80 -41 38 13.4 078
1940-06-07 20:35:21 A 17 59 31.13 -41 38 10.5 078
1940-06-10 01:41:20 A 17 55 36.75 -41 21 13.9 804
1940-06-10 22:23:24 A 17 52 39.32 -41 14 09.3 078
1940-06-10 22:37:21 A 17 52 38.03 -41 14 04.5 078
1940-06-11 00:09:24 A 17 52 30.30 -41 13 26.4 839
1940-06-11 00:28:50 A 17 52 28.45 -41 13 20.2 839
1940-06-11 01:08:44 A 17 52 24.66 -41 13 06.4 839
1940-06-11 01:28:41 A 17 52 22.71 -41 12 59.8 839
1940-06-12 22:16:22 A 17 48 11.97 -40 56 01.9 078
1940-06-12 22:37:18 A 17 48 09.93 -40 55 54.2 078
1940-06-13 21:35:33 A 17 46 02.59 -40 46 27.2 078
1940-06-13 21:50:30 A 17 46 01.19 -40 46 21.6 078
1940-06-20 21:53:17 A 17 31 01.55 -39 25 38.4 077
1940-06-24 19:21:32 A 17 23 25.80 -38 33 05.5 078
1940-06-24 20:06:25 A 17 23 22.22 -38 32 39.7 078
1940-06-27 19:21:42 A 17 18 04.20 -37 50 00.2 078
1940-06-27 20:06:35 A 17 18 00.60 -37 49 33.5 078
1940-06-28 20:53:45 A 17 16 16.76 -37 34 19.6 077
1940-06-29 23:39:01 A 17 14 29.32 -37 17 35.5 804
1940-06-30 19:12:54 A 17 13 12.76 -37 05 25.6 078
1940-06-30 19:57:47 A 17 13 09.84 -37 04 57.3 078
1940-07-02 00:13:07 A 17 11 24.23 -36 47 06.1 839
1940-07-02 00:34:33 A 17 11 22.93 -36 46 53.5 839
1940-07-02 00:56:30 A 17 11 21.57 -36 46 39.8 839
1940-07-02 01:18:26 A 17 11 20.12 -36 46 25.7 839
1940-07-03 19:04:06 A 17 08 53.54 -36 19 55.3 078
1940-07-03 19:48:58 A 17 08 50.87 -36 19 26.9 078
1940-07-03 23:53:18 A 17 08 37.72 -36 16 48.6 804
1940-07-04 13:59:59 A 17 07 50.58 -36 07 56.9 388
1940-07-05 00:24:59 A 17 07 17.41 -36 01 10.6 804
1940-07-06 19:07:15 A 17 05 07.53 -35 33 59.3 078
1940-07-06 19:52:08 A 17 05 05.41 -35 33 29.7 078
1940-07-09 19:00:27 A 17 01 53.87 -34 48 37.9 078
1940-07-09 19:45:20 A 17 01 51.90 -34 48 12.8 078
1940-07-10 00:19:34 A 17 01 43.81 -34 45 04.9 839
1940-07-10 00:32:31 A 17 01 43.24 -34 44 57.1 839
1940-07-10 00:45:30 A 17 01 42.69 -34 44 48.9 839
1940-07-10 00:58:26 A 17 01 42.16 -34 44 41.5 839
1940-07-11 20:00:46 A 17 00 06.08 -34 17 49.0 077
1940-07-19 19:01:11 A 16 55 25.31 -32 24 03.3 077
1940-07-19 19:13:09 A 16 55 25.11 -32 23 56.6 077
1940-07-21 22:38:33 A 16 54 48.18 -31 55 15.7 839
1940-07-21 23:00:30 A 16 54 47.87 -31 55 03.0 839
1940-07-21 23:21:26 A 16 54 47.64 -31 54 52.4 839
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