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
1998-04-28 02:03:25 14 53 20.07 -50 18 29.1 l 443
1998-05-01 01:54:14 14 47 06.57 -49 49 53.7 l 443
1998-05-03 23:52:54 C 14 41 11.51 -49 14 40.6 a 834
1998-05-05 01:37:02 14 39 03.94 -49 00 05.9 l 443
1998-05-08 06:55:02 C 14 32 57.114 -48 11 21.02 l 689
1998-05-09 06:51:04 C 14 31 09.601 -47 54 47.70 l 689
1998-05-10 06:44:32 C 14 29 25.377 -47 37 37.21 l 689
1998-05-12 06:34:39 C 14 26 06.625 -47 01 34.52 l 689
1998-05-16 00:12:42 14 20 34.19 -45 48 33.9 l 443
1998-05-16 00:46:13 14 20 32.19 -45 48 08.3 l 443
1998-05-17 06:05:43 C 14 18 54.434 -45 23 23.74 l 689
1998-05-18 00:00:17 14 17 59.20 -45 07 42.1 l 443
1998-05-18 06:00:57 C 14 17 39.819 -45 02 38.81 l 689
1998-05-19 00:06:20 14 16 46.79 -44 46 32.5 l 443
1998-05-19 00:34:49 14 16 45.20 -44 46 06.2 l 443
1998-05-24 10:29:58 C 14 11 30.10 -42 48 53.8 422
1998-05-24 10:36:08 C 14 11 29.87 -42 48 48.2 422
1998-05-24 10:37:24 C 14 11 29.82 -42 48 47.1 422
1998-05-24 10:38:41 C 14 11 29.77 -42 48 46.0 422
1998-05-24 10:39:58 C 14 11 29.73 -42 48 44.8 422
1998-05-24 10:41:15 C 14 11 29.68 -42 48 43.5 422
1998-05-25 05:28:17 C 14 10 54.063 -42 31 43.29 l 689
1998-05-27 00:12:43 14 09 43.95 -41 52 16.4 l 443
1998-05-27 00:45:18 14 09 43.11 -41 51 48.0 l 443
1998-05-30 23:00:42 14 07 55.12 -40 25 58.0 l 443
1998-05-30 23:54:44 14 07 54.23 -40 25 09.5 l 443
1998-06-02 04:53:14 C 14 07 20.211 -39 38 03.22 l 689
1998-06-03 01:06:01 C 14 07 12.42 -39 20 01.6 a 834
1998-06-03 01:41:09 C 14 07 12.09 -39 19 30.9 a 834
1998-06-03 04:48:02 C 14 07 11.213 -39 16 59.20 l 689
1998-06-05 04:40:08 C 14 07 04.19 -38 35 28.5 l 689
1998-06-06 04:36:14 C 14 07 05.97 -38 15 05.8 l 689
1998-06-07 04:31:58 C 14 07 11.266 -37 54 59.96 l 689
1998-06-10 00:49:31 C 14 07 44.38 -36 58 59.6 a 834
1998-06-11 04:17:29 C 14 08 04.942 -36 37 26.06 l 689
1998-06-12 04:14:58 C 14 08 26.124 -36 18 48.69 l 689
1998-06-14 09:18:14 C 14 09 23.68 -35 38 32.6 422
1998-06-14 09:22:47 C 14 09 23.76 -35 38 29.3 422
1998-06-14 09:23:59 C 14 09 23.77 -35 38 28.4 422
1998-06-14 09:25:11 C 14 09 23.80 -35 38 27.5 422
1998-06-14 09:26:25 C 14 09 23.81 -35 38 26.7 422
1998-06-14 09:27:34 C 14 09 23.83 -35 38 25.8 422
1998-06-14 09:28:46 C 14 09 23.85 -35 38 24.9 422
1998-06-14 09:29:58 C 14 09 23.87 -35 38 24.0 422
1998-06-15 04:04:30 C 14 09 46.924 -35 24 57.19 l 689
1998-06-16 04:00:46 C 14 10 19.391 -35 07 41.26 l 689
1998-06-17 23:31:16 14 11 25.38 -34 36 59.3 m 808
1998-06-18 00:17:09 14 11 26.43 -34 36 28.2 m 808
1998-06-18 03:54:33 C 14 11 32.101 -34 34 10.74 l 689
1998-06-19 00:36:18 C 14 12 06.65 -34 19 56.9 a 834
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