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
1931-04-14 19:56:32 A 10 01 38.76 -24 21 57.5 999
1931-04-14 20:32:27 A 10 01 42.00 -24 22 19.4 999
1931-04-16 20:08:13 A 10 04 43.82 -24 08 04.3 008
1931-04-16 20:14:12 A 10 04 44.20 -24 08 02.5 008
1931-04-16 20:20:11 A 10 04 44.55 -24 08 01.1 008
1931-04-16 20:26:10 A 10 04 44.90 -24 07 59.1 008
1931-04-21 20:05:55 A 10 12 54.22 -23 32 59.3 008
1931-04-21 20:11:54 A 10 12 54.62 -23 32 57.7 008
1931-04-21 20:17:53 A 10 12 55.02 -23 32 56.2 008
1931-04-21 20:23:52 A 10 12 55.43 -23 32 54.2 008
1931-04-23 20:38:10 M 10 16 24.38 -23 19 17.4 q 020
1931-04-25 19:38:47 A 10 19 54.34 -23 06 27.3 008
1931-04-25 19:44:47 A 10 19 54.73 -23 06 26.0 008
1931-04-25 19:50:45 A 10 19 55.18 -23 06 24.0 008
1931-04-25 19:56:45 A 10 19 55.60 -23 06 22.7 008
1931-04-28 20:08:13 A 10 25 27.74 -22 47 29.2 008
1931-04-28 20:15:12 A 10 25 28.24 -22 47 27.7 008
1931-04-28 20:22:11 A 10 25 28.76 -22 47 25.8 008
1931-04-28 20:29:09 A 10 25 29.29 -22 47 23.7 008
1931-04-28 23:18:48 A 10 25 42.86 -22 46 21.9 839
1931-04-29 19:59:02 A 10 27 20.01 -22 41 29.6 008
1931-04-29 20:07:01 A 10 27 20.59 -22 41 27.7 008
1931-04-29 20:16:00 A 10 27 21.25 -22 41 25.4 008
1931-04-29 20:24:58 A 10 27 21.93 -22 41 23.3 008
1931-05-02 19:56:09 A 10 33 05.44 -22 24 11.2 008
1931-05-02 20:03:07 A 10 33 05.92 -22 24 09.8 008
1931-05-02 20:10:06 A 10 33 06.44 -22 24 08.2 008
1931-05-02 20:17:05 A 10 33 07.01 -22 24 06.4 008
1931-05-03 03:13:41 A 10 33 40.68 -22 22 30.3 768
1931-05-03 03:24:51 A 10 33 41.52 -22 22 27.9 768
1931-05-03 03:37:50 A 10 33 42.58 -22 22 24.5 768
1931-05-03 20:15:28 A 10 35 04.23 -22 18 36.5 008
1931-05-03 20:22:27 A 10 35 04.72 -22 18 34.7 008
1931-05-03 20:29:26 A 10 35 05.30 -22 18 33.5 008
1931-05-03 20:36:25 A 10 35 05.81 -22 18 31.7 008
1931-05-05 03:30:12 A 10 37 38.22 -22 11 38.8 768
1931-05-05 03:38:42 A 10 37 38.89 -22 11 36.9 768
1931-05-05 03:47:12 A 10 37 39.54 -22 11 35.4 768
1931-05-05 04:00:42 A 10 37 40.60 -22 11 32.1 768
1931-05-05 04:09:12 A 10 37 41.27 -22 11 30.1 768
1931-05-05 04:17:42 A 10 37 41.97 -22 11 28.8 768
1931-05-05 19:54:23 A 10 39 00.29 -22 08 05.6 008
1931-05-05 20:01:22 A 10 39 00.80 -22 08 02.8 008
1931-05-05 20:08:21 A 10 39 01.37 -22 08 02.0 008
1931-05-05 20:15:20 A 10 39 01.97 -22 08 00.8 008
1931-05-06 20:03:25 A 10 41 01.12 -22 02 56.8 008
1931-05-06 20:10:24 A 10 41 01.69 -22 02 55.7 008
1931-05-06 20:17:23 A 10 41 02.20 -22 02 54.1 008
1931-05-06 20:24:22 A 10 41 02.79 -22 02 52.3 008
1931-05-06 23:57:19 A 10 41 20.65 -22 01 50.3 839
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