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
1942-07-07 23:22:20 A 22 05 56.55 -10 59 57.3 080
1942-07-10 02:11:18 A 22 04 25.27 -10 48 51.1 008
1942-07-10 02:54:11 A 22 04 23.76 -10 48 42.0 008
1942-07-10 23:23:58 A 22 03 43.61 -10 44 26.9 057
1942-07-15 01:48:10 A 21 59 58.05 -10 25 02.6 12.2 008
1942-07-15 08:02:17 A 21 59 42.11 -10 23 55.8 778
1942-07-18 01:39:51 A 21 56 42.14 -10 12 21.0 12.1 008
1942-07-21 23:55:14 A 21 51 46.90 -09 57 27.4 012
1942-07-22 01:44:04 A 21 51 40.41 -09 57 11.9 11.9 008
1942-07-23 23:54:28 A 21 49 00.51 -09 50 37.4 11.9 008
1942-08-02 21:43:57 A 21 33 02.94 -09 23 51.1 057
1942-08-04 21:50:23 A 21 29 28.38 -09 19 46.0 020
1942-08-06 20:35:31 A 21 26.3 -09 18 11.7 078
1942-08-06 21:47:00 A 21 25 49.63 -09 16 06.0 024
1942-08-06 22:16:59 A 21 25 47.35 -09 16 02.8 024
1942-08-06 22:31:28 A 21 25 46.40 -09 15 59.2 11.5 008
1942-08-06 22:32:00 A 21 25 46.17 -09 16 01.5 024
1942-08-06 22:41:59 A 21 25 45.30 -09 16 01.3 024
1942-08-06 22:52:00 A 21 25 44.58 -09 16 00.5 024
1942-08-06 23:01:59 A 21 25 43.85 -09 15 59.4 024
1942-08-07 21:44:11 A 21 23 59.33 -09 14 21.4 024
1942-08-07 21:56:41 A 21 23 58.38 -09 14 20.7 024
1942-08-07 22:09:41 A 21 23 57.34 -09 14 20.2 024
1942-08-07 22:36:32 A 21 23 55.31 -09 14 17.0 11.3 008
1942-08-08 21:02:27 A 21 22 11.34 -09 12 47.1 020
1942-08-09 21:51:00 A 21 20 15.47 -09 11 14.1 053
1942-08-09 22:28:51 A 21 20 12.65 -09 11 10.9 13.2 013
1942-08-09 22:46:49 A 21 20 11.14 -09 11 10.3 013
1942-08-09 23:17:59 A 21 20 08.50 -09 11 08.7 053
1942-08-10 21:27:59 A 21 18 25.25 -09 09 46.7 024
1942-08-10 21:40:29 A 21 18 24.27 -09 09 45.5 024
1942-08-10 21:50:59 A 21 18 23.41 -09 09 44.5 024
1942-08-10 22:00:59 A 21 18 22.61 -09 09 44.2 024
1942-08-10 22:11:00 A 21 18 21.79 -09 09 44.1 024
1942-08-10 22:21:00 A 21 18 20.95 -09 09 43.4 024
1942-08-10 22:30:59 A 21 18 20.19 -09 09 42.6 024
1942-08-10 22:40:10 A 21 18 19.59 -09 09 39.7 11.2 008
1942-08-10 23:17:00 A 21 18 16.52 -09 09 42.4 053
1942-08-11 22:11:49 A 21 16 29.40 -09 08 18.2 006
1942-08-12 22:30:19 A 21 14 35.85 -09 06 59.9 11.1 008
1942-08-13 12:47:45 A 21 13 30 -09 06.1 12.0 388
1942-08-14 13:34:27 A 21 11 34 -09 05.4 12.0 388
1942-08-14 20:54:42 A 21 11 01.90 -09 04 42.2 080
1942-08-14 22:11:33 A 21 10 54.02 -09 04 34.5 006
1942-08-15 12:24:59 A 21 09 49 -09 04.0 12.0 388
1942-08-15 22:17:42 A 21 09 02.27 -09 03 29.9 024
1942-08-15 22:28:11 A 21 09 01.42 -09 03 29.5 024
1942-08-15 22:38:11 A 21 09 00.61 -09 03 28.7 024
1942-08-15 22:48:12 A 21 08 59.84 -09 03 28.4 024
1942-08-15 22:58:11 A 21 08 59.09 -09 03 28.1 024
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