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
2016-09-24 18:46:52 C 21 02 56.57 -02 13 12.2 12.1 q K50
2016-09-24 22:22:26 C 21 02 50.73 -02 13 26.6 12.3 q K50
2016-09-25 18:44:22 C 21 02 21.91 -02 14 48.1 q Z52
2016-09-25 18:56:40 C 21 02 21.52 -02 14 48.7 12.3 q K46
2016-09-25 19:13:28 C 21 02 21.18 -02 14 49.8 q Z52
2016-09-25 19:38:38 C 21 02 20.56 -02 14 51.8 q Z52
2016-09-25 20:00:41 C 21 02 19.92 -02 14 52.9 12.4 q K46
2016-09-25 22:03:36 C 21 02 16.88 -02 15 00.8 12.4 q K46
2016-09-25 23:14:04 C 21 02 15.17 -02 15 05.4 12.4 q K46
2016-09-27 08:08:39 C 21 01 33.78 -02 17 05.3 L T05
2016-09-27 08:23:47 C 21 01 33.44 -02 17 06.3 L T05
2016-09-27 09:07:28 C 21 01 32.48 -02 17 08.8 L T05
2016-09-27 09:30:35 C 21 01 31.97 -02 17 10.3 L T05
2016-10-01 15:00:38 C 21 00 03.22 -02 22 33.2 q O50
2016-10-01 15:11:03 C 21 00 03.09 -02 22 33.7 q O50
2016-10-01 15:16:01 C 21 00 03.03 -02 22 33.9 q O50
2016-10-01 15:23:47 C 21 00 02.93 -02 22 34.1 q O50
2016-10-01 16:37:51 C 21 00 02.02 -02 22 37.8 q O50
2016-10-02 14:41:25 C 20 59 50.80 -02 23 35.6 q O50
2016-10-02 14:53:43 C 20 59 50.67 -02 23 35.9 q O50
2016-10-02 15:10:50 C 20 59 50.49 -02 23 36.6 q O50
2016-10-02 15:22:20 C 20 59 50.36 -02 23 37.1 q O50
2016-10-02 15:39:38 C 20 59 50.19 -02 23 37.8 q O50
2016-10-02 15:59:10 C 20 59 50.00 -02 23 38.7 q O50
2016-10-03 03:11:47 C 20 59 45.55 -02 24 11.5 q H45
2016-10-03 03:13:08 C 20 59 45.53 -02 24 11.6 q H45
2016-10-03 03:14:10 C 20 59 45.53 -02 24 11.7 q H45
2016-10-03 03:15:40 C 20 59 45.52 -02 24 11.7 q H45
2016-10-03 15:14:49 C 20 59 41.01 -02 24 33.8 q O50
2016-10-03 15:26:51 C 20 59 40.91 -02 24 34.3 q O50
2016-10-03 15:38:38 C 20 59 40.82 -02 24 34.8 q O50
2016-10-03 15:49:21 C 20 59 40.73 -02 24 35.1 q O50
2016-10-03 16:07:17 C 20 59 40.60 -02 24 35.9 q O50
2016-10-04 17:58:12 C 20 59 34.64 -02 25 37.2 q K74
2016-10-04 18:00:24 C 20 59 34.64 -02 25 37.2 q K74
2016-10-04 18:14:26 C 20 59 34.57 -02 25 37.7 q K74
2016-10-04 18:17:36 C 20 59 34.56 -02 25 37.8 q K74
2016-10-05 18:22:54 C 20 59 31.69 -02 26 20.6 q K73
2016-10-05 20:44:39 C 20 59 31.27 -02 26 24.5 q K73
2016-10-06 16:00:46 C 20 59 31.69 -02 26 55.8 q 168
2016-10-06 16:03:46 C 20 59 31.69 -02 26 55.9 q 168
2016-10-06 16:58:46 C 20 59 31.66 -02 26 57.2 q 168
2016-10-06 17:02:06 C 20 59 31.66 -02 26 57.3 q 168
2016-10-07 16:39:16 C 20 59 34.71 -02 27 27.2 q 168
2016-10-07 16:43:21 C 20 59 34.71 -02 27 27.3 q 168
2016-10-07 17:26:16 C 20 59 34.78 -02 27 28.0 q 168
2016-10-07 17:30:02 C 20 59 34.79 -02 27 28.2 q 168
2016-10-07 18:10:46 C 20 59 34.87 -02 27 28.9 q 168
2016-10-07 18:14:46 C 20 59 34.88 -02 27 29.0 q 168
2016-10-08 17:46:22 C 20 59 41.30 -02 27 50.7 q K74
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