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
1931-02-09 09:27:33 A 10 11 19.31 -13 19 49.0 768
1931-02-09 09:30:03 A 10 11 19.14 -13 19 54.4 768
1931-02-09 09:32:33 A 10 11 18.98 -13 19 59.2 768
1931-02-09 09:35:03 A 10 11 18.72 -13 20 04.9 768
1931-02-09 09:37:33 A 10 11 18.61 -13 20 09.6 768
1931-02-09 09:40:03 A 10 11 18.44 -13 20 14.8 768
1931-02-09 09:42:33 A 10 11 18.23 -13 20 20.1 768
1931-02-09 09:45:03 A 10 11 18.10 -13 20 26.1 768
1931-02-09 22:49:42 A 10 10.3 -13 49 8.0 024
1931-02-09 23:41:39 A 10 10 27.57 -13 50 31.2 008
1931-02-09 23:46:35 A 10 10 27.22 -13 50 41.9 008
1931-02-09 23:51:35 A 10 10 26.84 -13 50 52.4 008
1931-02-09 23:56:34 A 10 10 26.47 -13 51 03.1 008
1931-02-10 00:11:29 A 10 10 25.33 -13 51 35.4 008
1931-02-10 00:16:28 A 10 10 24.96 -13 51 45.9 008
1931-02-10 00:21:28 A 10 10 24.59 -13 51 56.6 008
1931-02-10 00:26:27 A 10 10 24.23 -13 52 07.2 008
1931-02-10 05:15:02 A 10 10 06.64 -14 02 23.7 768
1931-02-10 05:17:02 A 10 10 06.49 -14 02 27.0 768
1931-02-10 05:19:02 A 10 10 06.38 -14 02 31.5 768
1931-02-10 05:21:02 A 10 10 06.20 -14 02 36.1 768
1931-02-10 05:23:02 A 10 10 06.09 -14 02 40.4 768
1931-02-10 05:25:02 A 10 10 05.94 -14 02 44.2 768
1931-02-10 05:27:02 A 10 10 05.78 -14 02 49.0 768
1931-02-10 05:29:02 A 10 10 05.56 -14 02 53.5 768
1931-02-10 05:31:02 A 10 10 05.50 -14 02 56.8 768
1931-02-10 05:33:02 A 10 10 05.35 -14 03 01.2 768
1931-02-10 05:35:02 A 10 10 05.16 -14 03 06.7 768
1931-02-10 05:37:02 A 10 10 05.03 -14 03 09.7 768
1931-02-10 05:39:02 A 10 10 04.89 -14 03 14.9 768
1931-02-10 05:41:02 A 10 10 04.74 -14 03 18.5 768
1931-02-10 05:43:02 A 10 10 04.59 -14 03 22.9 768
1931-02-10 05:45:02 A 10 10 04.43 -14 03 27.3 768
1931-02-10 06:25:02 A 10 10 01.47 -14 04 52.2 768
1931-02-10 06:27:02 A 10 10 01.33 -14 04 56.5 768
1931-02-10 06:29:02 A 10 10 01.17 -14 05 00.5 768
1931-02-10 06:31:02 A 10 10 01.04 -14 05 04.5 768
1931-02-10 06:33:02 A 10 10 00.86 -14 05 08.1 768
1931-02-10 06:35:02 A 10 10 00.73 -14 05 12.6 768
1931-02-10 06:37:02 A 10 10 00.58 -14 05 17.3 768
1931-02-10 06:39:02 A 10 10 00.43 -14 05 21.5 768
1931-02-10 06:41:02 A 10 10 00.26 -14 05 25.6 768
1931-02-10 06:43:02 A 10 10 00.15 -14 05 30.1 768
1931-02-10 06:45:02 A 10 09 59.97 -14 05 34.1 768
1931-02-10 06:47:02 A 10 09 59.86 -14 05 38.6 768
1931-02-10 07:07:02 A 10 09 58.34 -14 06 20.8 768
1931-02-10 07:09:02 A 10 09 58.15 -14 06 25.4 768
1931-02-10 07:11:02 A 10 09 58.06 -14 06 29.1 768
1931-02-10 07:13:02 A 10 09 57.90 -14 06 33.3 768
1931-02-10 07:15:02 A 10 09 57.75 -14 06 37.6 768
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