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
2023-10-07 16:32:19 C 20 30 11.07 -07 40 16.8 V C40
2023-10-07 16:37:11 C 20 30 11.15 -07 40 16.3 V C40
2023-10-07 16:42:04 C 20 30 11.23 -07 40 15.9 V C40
2023-10-07 16:46:56 C 20 30 11.31 -07 40 15.5 V C40
2023-10-07 16:51:48 C 20 30 11.39 -07 40 15.0 V C40
2023-10-07 16:56:40 C 20 30 11.47 -07 40 14.6 V C40
2023-10-07 17:01:32 C 20 30 11.55 -07 40 14.3 V C40
2023-10-07 17:06:25 C 20 30 11.63 -07 40 13.7 V C40
2023-10-07 17:11:17 C 20 30 11.71 -07 40 13.3 V C40
2023-10-08 01:29:34 C 20 30 20.813 -07 39 18.97 V W68
2023-10-08 01:33:35 C 20 30 20.882 -07 39 18.50 V W68
2023-10-08 01:52:42 C 20 30 21.197 -07 39 16.81 V W68
2023-10-08 02:15:48 C 20 30 21.588 -07 39 14.72 V W68
2023-10-09 09:32:34 S 20 30 59.30 -07 36 27.0 L C51
2023-10-09 12:39:04 S 20 31 03.25 -07 36 09.5 L C51
2023-10-09 15:45:21 S 20 31 07.25 -07 35 51.8 L C51
2023-10-09 18:55:55 C 20 31 11.318 -07 35 29.08 V M22
2023-10-09 19:00:31 C 20 31 11.410 -07 35 28.54 V M22
2023-10-09 19:08:37 C 20 31 11.570 -07 35 27.89 V M22
2023-10-09 19:23:10 C 20 31 11.856 -07 35 26.52 V M22
2023-10-09 21:58:08 S 20 31 15.36 -07 35 16.2 L C51
2023-10-09 23:31:18 S 20 31 17.41 -07 35 07.2 L C51
2023-10-09 23:31:28 S 20 31 17.40 -07 35 07.2 L C51
2023-10-10 04:10:56 S 20 31 23.62 -07 34 40.2 L C51
2023-10-10 05:44:05 S 20 31 25.71 -07 34 31.1 L C51
2023-10-10 05:44:15 S 20 31 25.73 -07 34 31.2 L C51
2023-10-10 08:50:34 S 20 31 29.95 -07 34 13.0 L C51
2023-10-10 11:56:51 S 20 31 34.19 -07 33 54.7 L C51
2023-10-10 15:03:21 S 20 31 38.49 -07 33 36.4 L C51
2023-10-10 19:42:00 C 20 31 45.06 -07 33 13.9 q J87
2023-10-10 19:58:34 C 20 31 45.42 -07 33 12.5 q J87
2023-10-10 20:18:00 C 20 31 45.84 -07 33 10.3 q J87
2023-10-11 00:56:32 C 20 31 52.409 -07 32 33.00 V W68
2023-10-11 01:04:04 C 20 31 52.567 -07 32 32.24 V W68
2023-10-11 01:09:17 C 20 31 52.680 -07 32 31.70 V W68
2023-10-11 01:30:56 C 20 31 53.155 -07 32 29.47 V W68
2023-10-11 18:15:07 C 20 32 17.75 -07 30 57.1 V C40
2023-10-11 18:24:27 C 20 32 17.97 -07 30 56.1 V C40
2023-10-11 18:33:42 C 20 32 18.19 -07 30 55.2 V C40
2023-10-11 18:51:05 C 20 32 18.59 -07 30 53.2 V C40
2023-10-11 18:53:28 C 20 32 18.65 -07 30 53.0 V C40
2023-10-11 18:55:51 C 20 32 18.70 -07 30 52.8 V C40
2023-10-11 18:58:14 C 20 32 18.76 -07 30 52.5 V C40
2023-10-11 19:00:40 C 20 32 18.82 -07 30 52.2 V C40
2023-10-11 19:03:03 C 20 32 18.88 -07 30 52.0 V C40
2023-10-11 19:05:26 C 20 32 18.93 -07 30 51.7 V C40
2023-10-11 19:07:49 C 20 32 18.99 -07 30 51.4 V C40
2023-10-11 19:10:06 C 20 32 19.04 -07 30 51.2 V C40
2023-10-11 19:12:18 C 20 32 19.10 -07 30 51.0 V C40
2023-10-11 19:14:29 C 20 32 19.15 -07 30 50.7 V C40
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