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
1931-02-05 09:14:00 A 10 17 12.37 -09 36 58.0 780
1931-02-05 09:23:00 A 10 17 12.17 -09 37 22.9 768
1931-02-05 09:25:00 A 10 17 11.99 -09 37 28.0 768
1931-02-05 09:27:00 A 10 17 11.89 -09 37 32.7 768
1931-02-05 09:29:00 A 10 17 11.74 -09 37 37.8 768
1931-02-05 09:31:00 A 10 17 11.64 -09 37 42.7 768
1931-02-05 09:33:00 A 10 17 11.54 -09 37 46.8 768
1931-02-05 09:35:00 A 10 17 11.35 -09 37 52.2 768
1931-02-05 09:37:00 A 10 17 11.20 -09 37 56.7 768
1931-02-05 09:39:00 A 10 17 11.06 -09 38 02.1 768
1931-02-05 09:41:00 A 10 17 10.92 -09 38 06.9 768
1931-02-05 09:42:58 A 10 17 10.41 -09 38 08.0 780
1931-02-06 03:29:57 A 10 16 10.93 -10 21 10.4 780
1931-02-06 03:59:58 A 10 16 08.89 -10 22 22.6 780
1931-02-06 04:03:02 A 10 16 08.87 -10 22 31.7 768
1931-02-06 04:05:02 A 10 16 08.70 -10 22 36.0 768
1931-02-06 04:07:02 A 10 16 08.57 -10 22 40.7 768
1931-02-06 04:09:02 A 10 16 08.42 -10 22 45.5 768
1931-02-06 04:11:02 A 10 16 08.30 -10 22 50.1 768
1931-02-06 04:13:02 A 10 16 08.15 -10 22 55.6 768
1931-02-06 04:15:02 A 10 16 08.02 -10 23 00.7 768
1931-02-06 04:17:02 A 10 16 07.89 -10 23 05.1 768
1931-02-06 04:19:02 A 10 16 07.75 -10 23 09.9 768
1931-02-06 04:21:02 A 10 16 07.58 -10 23 14.8 768
1931-02-06 04:41:02 A 10 16 06.26 -10 24 03.3 768
1931-02-06 04:43:02 A 10 16 06.13 -10 24 07.9 768
1931-02-06 04:45:02 A 10 16 05.98 -10 24 13.0 768
1931-02-06 04:47:02 A 10 16 05.84 -10 24 17.2 768
1931-02-06 04:49:02 A 10 16 05.69 -10 24 22.7 768
1931-02-06 04:51:02 A 10 16 05.56 -10 24 27.2 768
1931-02-06 04:53:02 A 10 16 05.43 -10 24 31.6 768
1931-02-06 04:55:02 A 10 16 05.30 -10 24 36.4 768
1931-02-06 04:57:02 A 10 16 05.15 -10 24 41.3 768
1931-02-06 04:59:02 A 10 16 05.00 -10 24 46.2 768
1931-02-06 05:01:02 A 10 16 04.86 -10 24 51.0 768
1931-02-06 05:03:02 A 10 16 04.73 -10 24 55.9 768
1931-02-06 05:11:32 A 10 16 04.15 -10 25 16.6 768
1931-02-06 05:13:32 A 10 16 03.95 -10 25 21.5 768
1931-02-06 05:15:32 A 10 16 03.85 -10 25 26.1 768
1931-02-06 05:17:32 A 10 16 03.76 -10 25 31.0 768
1931-02-06 05:19:32 A 10 16 03.55 -10 25 35.9 768
1931-02-06 05:21:02 A 10 16 03.49 -10 25 39.4 768
1931-02-06 05:23:02 A 10 16 03.34 -10 25 43.9 768
1931-02-06 05:25:02 A 10 16 03.20 -10 25 49.1 768
1931-02-06 05:27:02 A 10 16 03.06 -10 25 53.8 768
1931-02-06 05:29:02 A 10 16 02.92 -10 25 58.7 768
1931-02-06 05:31:02 A 10 16 02.78 -10 26 03.4 768
1931-02-06 05:35:32 A 10 16 02.47 -10 26 14.1 768
1931-02-06 05:37:32 A 10 16 02.34 -10 26 19.0 768
1931-02-06 05:39:32 A 10 16 02.18 -10 26 23.7 768
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