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
1931-03-02 03:46:32 A 09 43 17.47 -24 53 55.3 768
1931-03-02 03:51:32 A 09 43 17.25 -24 53 58.9 768
1931-03-02 03:56:32 A 09 43 17.05 -24 54 02.5 768
1931-03-02 04:06:32 A 09 43 16.53 -24 54 08.0 768
1931-03-02 04:11:32 A 09 43 16.34 -24 54 12.3 768
1931-03-02 04:16:32 A 09 43 16.11 -24 54 15.3 768
1931-03-02 04:21:32 A 09 43 15.82 -24 54 19.3 768
1931-03-02 04:24:32 A 09 43 15.72 -24 54 20.6 768
1931-03-02 04:29:32 A 09 43 15.44 -24 54 24.3 768
1931-03-02 04:34:32 A 09 43 15.23 -24 54 27.8 768
1931-03-02 04:39:32 A 09 43 14.99 -24 54 31.3 768
1931-03-02 05:19:02 A 09 43 13.11 -24 54 56.2 768
1931-03-02 05:24:02 A 09 43 12.90 -24 55 00.8 768
1931-03-02 05:29:02 A 09 43 12.65 -24 55 03.7 768
1931-03-02 05:34:02 A 09 43 12.44 -24 55 07.5 768
1931-03-02 22:15:03 A 09 42 36.30 -25 05 47.6 008
1931-03-02 22:22:02 A 09 42 35.98 -25 05 52.0 008
1931-03-02 22:29:01 A 09 42 35.65 -25 05 56.8 008
1931-03-02 22:35:59 A 09 42 35.35 -25 06 00.8 008
1931-03-03 02:12:33 A 09 42 27.92 -25 07 34.1 839
1931-03-03 02:23:06 A 09 42 27.42 -25 07 40.9 839
1931-03-03 22:11:10 A 09 41 46.60 -25 20 01.8 008
1931-03-03 22:16:09 A 09 41 46.38 -25 20 03.9 008
1931-03-03 22:21:09 A 09 41 46.15 -25 20 07.3 008
1931-03-03 22:26:08 A 09 41 45.96 -25 20 09.9 008
1931-03-04 22:29:28 A 09 40 59.76 -25 33 08.5 008
1931-03-04 22:34:27 A 09 40 59.56 -25 33 10.9 008
1931-03-04 22:39:26 A 09 40 59.37 -25 33 14.0 008
1931-03-04 22:44:26 A 09 40 59.15 -25 33 16.0 008
1931-03-06 01:56:19 A 09 40 12.13 -25 45 46.2 839
1931-03-06 02:02:55 A 09 40 11.89 -25 45 49.2 839
1931-03-07 21:47:45 A 09 39 05.91 -26 04 24.4 008
1931-03-07 21:53:45 A 09 39 05.72 -26 04 26.2 008
1931-03-07 21:59:43 A 09 39 05.50 -26 04 28.8 008
1931-03-07 22:05:43 A 09 39 05.31 -26 04 30.9 008
1931-03-08 00:49:38 A 09 39 02.40 -26 04 51.9 839
1931-03-08 01:09:30 A 09 39 01.77 -26 04 59.6 839
1931-03-10 00:21:57 A 09 38 06.50 -26 19 55.1 839
1931-03-10 02:02:27 A 09 38 03.92 -26 20 24.2 839
1931-03-10 02:36:58 A 09 38 04.00 -26 21 09.7 768
1931-03-10 02:56:55 A 09 38 03.50 -26 21 15.7 768
1931-03-10 03:35:29 A 09 38 02.52 -26 21 26.4 768
1931-03-10 03:53:29 A 09 38 02.10 -26 21 31.3 768
1931-03-10 04:42:59 A 09 38 00.87 -26 21 44.3 768
1931-03-10 04:59:29 A 09 38 00.46 -26 21 48.6 768
1931-03-10 05:19:59 A 09 37 59.93 -26 21 54.4 768
1931-03-10 05:36:29 A 09 37 59.55 -26 21 58.1 768
1931-03-11 03:38:44 A 09 37 39.54 -26 26 45.4 839
1931-03-11 03:51:33 A 09 37 39.26 -26 26 47.9 839
1931-03-12 21:35:30 A 09 37 11.86 -26 35 25.8 008
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