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
1935-07-23 00:07:38 A 22 31 59.33 -03 52 25.5 11.8 008
1935-07-24 00:31:37 A 22 31 03.08 -03 46 05.3 11.8 008
1935-07-25 00:35:23 A 22 30 04.68 -03 40 02.7 536
1935-07-27 01:11:50 A 22 27 57.71 -03 28 18.2 536
1935-07-27 17:49:55 A 22 27 12 -03 24.5 12.0 377
1935-07-29 21:28:54 M 22 24 40.08 -03 13 07.0 p 066
1935-07-30 23:56:58 A 22 23 17 -03 07.7 11.2 006
1935-08-03 23:21:29 A 22 17 51.20 -02 49 51.1 536
1935-08-06 17:26:52 A 22 13 40 -02 39.5 12.0 377
1935-08-06 23:01:49 A 22 13 21.06 -02 38 31.5 536
1935-08-06 23:35:22 A 22 13 18.82 -02 38 26.8 536
1935-08-08 22:19:22 A 22 10 12.23 -02 32 02.7 536
1935-08-08 23:39:14 A 22 10 06.67 -02 31 52.2 536
1935-08-11 01:38:56 A 22 06 38.35 -02 25 52.4 536
1935-08-11 23:22:38 A 22 05 05.83 -02 23 36.9 536
1935-08-12 20:34:22 A 22 03 34.48 -02 21 28.3 073
1935-08-18 22:47:58 A 21 52 36.71 -02 11 15.4 536
1935-08-18 23:12:02 A 21 52 34.80 -02 11 13.5 536
1935-08-19 20:41:15 A 21 50 56.00 -02 10 24.9 073
1935-08-19 21:36:24 A 21 50 51.77 -02 10 14.5 536
1935-08-19 22:12:56 A 21 50 48.84 -02 10 14.4 536
1935-08-19 23:16:47 A 21 50.8 -02 10 990
1935-08-20 23:02:24 A 21 48.9 -02 09 990
1935-08-21 00:02:36 A 21 48 49.08 -02 09 23.5 536
1935-08-21 00:23:51 A 21 48 47.39 -02 09 23.1 536
1935-08-21 21:52:09 A 21 47 08.17 -02 08 35.6 077
1935-08-21 22:33:36 A 21 47.1 -02 09 990
1935-08-22 00:44:37 A 21 46 54.44 -02 08 45.3 536
1935-08-22 02:25:48 A 21 46 46.50 -02 08 43.0 536
1935-08-22 21:34:48 A 21 45 18.32 -02 08 22.3 073
1935-08-22 22:46:40 A 21 45 13.01 -02 08 19.9 012
1935-08-22 23:45:02 A 21 45 08.31 -02 08 19.3 536
1935-08-23 01:40:04 A 21 44 59.22 -02 08 17.2 536
1935-08-23 20:57:09 A 21 43 30.37 -02 08 07.2 045
1935-08-23 21:50:24 A 21 43.5 -02 08 990
1935-08-23 22:33:59 A 21 43 22.84 -02 08 04.9 536
1935-08-24 21:35:59 A 21 41.7 -02 08 073
1935-08-25 21:06:02 A 21 39 48.80 -02 08 02.3 073
1935-08-26 19:55:18 A 21 38 04.90 -02 08 13.4 073
1935-08-26 21:15:20 M 21 37 58.69 -02 08 13.9 p 066
1935-08-27 19:12:29 A 21 36 19.63 -02 08 33.5 073
1935-08-29 11:52:37 A 21 33 18.33 -02 09 25.7 337
1935-08-29 19:21:04 A 21 32 45.19 -02 09 40.0 073
1935-08-30 21:15:05 A 21 30 51.85 -02 10 27.9 045
1935-08-31 21:02:20 A 21 29 09.46 -02 11 19.7 045
1935-09-02 20:20:47 A 21 25 51.15 -02 13 07.5 045
1935-09-03 19:11:59 A 21 24.4 -02 15 073
1935-09-04 20:14:48 A 21 22 38.28 -02 15 44.1 045
1935-09-05 12:30:27 A 21 21 34.70 -02 16 36.4 337
1935-09-05 19:39:25 A 21 21 07.11 -02 17 02.7 073
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