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
1951-09-08 00:30:43 A 00 44 52.9 +27 48 37 11.0 085
1951-09-09 00:32:03 A 00 43 54.2 +28 03 24 11.0 085
1951-09-09 01:53:53 A 00 43 51.20 +28 04 11.2 013
1951-09-09 02:03:53 A 00 43 50.75 +28 04 17.4 013
1951-09-20 10:51:27 A 00 28 46 +30 24.2 11.0 388
1951-09-20 22:42:21 A 00 27 59.57 +30 29 59.6 11.2 008
1951-09-21 12:38:00 A 00 26 59 +30 35.7 388
1951-09-22 12:46:28 A 00 25 17 +30 44.2 377
1951-09-22 23:01:04 A 00 24 34.36 +30 48 01.5 057
1951-09-24 21:43:39 A 00 21 05.94 +31 03 14.2 11.0 008
1951-09-27 16:30:00 A 00 15 51.78 +31 20 48.1 388
1951-09-27 16:47:00 A 00 15 50.45 +31 20 52.2 388
1951-09-27 23:23:58 A 00 15 19.19 +31 22 20.3 11.2 008
1951-09-28 22:37:09 A 00 13 26.55 +31 27 04.2 11.2 008
1951-09-30 20:00:07 A 00 09 42.28 +31 34 25.3 057
1951-10-01 23:57:35 A 00 07 21.43 +31 37 41.4 013
1951-10-02 00:12:35 A 00 07 20.16 +31 37 42.7 013
1951-10-03 23:17:30 A 00 03 21.50 +31 41 04.2 013
1951-10-03 23:30:00 A 00 03 20.48 +31 41 04.7 013
1951-10-04 20:57:46 A 00 01 31.64 +31 41 43.2 012
1951-10-04 21:33:29 A 00 01 28.73 +31 41 46.0 983
1951-10-04 22:52:28 A 00 01 21.48 +31 41 44.7 013
1951-10-04 23:07:28 A 00 01 20.14 +31 41 45.0 013
1951-10-05 22:06:10 A 23 59 23.37 +31 41 44.5 013
1951-10-05 22:21:10 A 23 59 22.00 +31 41 44.4 013
1951-10-05 22:47:53 A 23 59 19.58 +31 41 47.7 11.2 008
1951-10-06 23:18:42 A 23 57 14.77 +31 40 59.8 013
1951-10-06 23:23:44 A 23 57 14.39 +31 40 59.3 013
1951-10-07 22:12:32 A 23 55 18.97 +31 39 39.3 013
1951-10-07 22:19:06 A 23 55 18.41 +31 39 38.9 013
1951-10-08 22:02:59 A 23 53 18.93 +31 37 36.0 013
1951-10-08 22:08:04 A 23 53 18.49 +31 37 35.2 013
1951-10-09 22:21:10 A 23 51 17.40 +31 34 49.4 013
1951-10-09 22:26:11 A 23 51 17.04 +31 34 49.0 013
1951-10-11 23:38:08 A 23 47 14.60 +31 27 05.7 013
1951-10-11 23:43:09 A 23 47 14.20 +31 27 04.8 013
1951-10-12 23:24:19 A 23 45 20.23 +31 22 24.6 013
1951-10-12 23:29:21 A 23 45 19.87 +31 22 23.7 013
1951-10-15 21:39:29 A 23 39 53.85 +31 05 07.4 013
1951-10-15 21:43:31 A 23 39 53.55 +31 05 06.3 013
1951-10-16 23:15:28 A 23 37 59.70 +30 57 36.4 013
1951-10-16 23:19:29 A 23 37 59.38 +30 57 35.3 013
1951-10-18 09:49:00 A 23 35 31.92 +30 46 35.1 388
1951-10-18 10:03:59 A 23 35 30.77 +30 46 29.2 388
1951-10-22 19:45:07 A 23 28 36.61 +30 06 30.0 057
1951-10-24 13:12:59 A 23 26 08.78 +29 47 28.1 330
1951-10-24 23:10:56 A 23 25 39.91 +29 44 09.6 013
1951-10-24 23:14:58 A 23 25 39.71 +29 44 07.8 013
1951-10-25 20:58:32 A 23 24 31.20 +29 34 18.5 013
1951-10-25 21:02:33 A 23 24 30.98 +29 34 16.6 013
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