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
1996-05-27 02:45:04 C 09 00 59.60 +06 16 08.2 i 711
1996-05-28 02:48:23 C 09 04 21.09 +05 58 16.0 i 711
1996-05-28 02:52:25 C 09 04 21.62 +05 58 13.3 i 711
1996-05-28 09:32:54 C 09 05 17.48 +05 53 22.9 413
1996-05-28 09:35:59 C 09 05 17.90 +05 53 20.6 413
1996-06-21 03:06:11 C 10 21 22.96 -01 13 16.1 i 711
1996-06-21 03:10:33 C 10 21 23.54 -01 13 19.3 i 711
1996-06-25 02:50:34 C 10 33 37.61 -02 24 04.1 i 711
1996-06-25 02:54:35 C 10 33 38.09 -02 24 06.9 i 711
1997-07-04 10:41:36 C 02 25 46.56 +23 19 08.6 i 711
1997-07-04 10:45:27 C 02 25 46.99 +23 19 11.2 i 711
1997-07-05 10:43:32 C 02 28 29.15 +23 36 08.9 i 711
1997-07-05 10:47:26 C 02 28 29.58 +23 36 11.9 i 711
1997-07-08 00:31:24 C 02 35 31.63 +24 19 30.7 137
1997-07-08 00:56:19 C 02 35 34.47 +24 19 48.3 137
1997-08-11 01:19:56 C 04 20 38.50 +32 29 44.4 z 046
1997-08-11 01:21:24 C 04 20 38.71 +32 29 45.1 z 046
1997-08-11 01:22:33 C 04 20 38.88 +32 29 45.6 z 046
1997-08-30 11:22:24 C 05 32 04.88 +35 07 08.2 z 711
1997-08-31 11:40:22 C 05 36 01.43 +35 11 39.8 z 711
1997-09-01 11:10:14 C 05 39 51.39 +35 15 38.9 z 711
1997-09-02 11:30:15 C 05 43 50.48 +35 19 21.0 z 711
1997-09-21 02:18:57 C 06 59 28.24 +35 03 35.9 z 046
1997-09-21 02:20:17 C 06 59 28.47 +35 03 35.5 z 046
1997-09-21 02:21:36 C 06 59 28.70 +35 03 35.3 z 046
1997-09-21 02:23:42 C 06 59 29.05 +35 03 34.9 z 046
1997-09-22 09:26:22 C 07 04 50.85 +34 56 09.9 z 758
1997-09-23 09:01:14 C 07 08 55.47 +34 49 54.2 z 758
1997-09-23 09:02:45 C 07 08 55.76 +34 49 53.8 z 758
1997-09-23 09:04:14 C 07 08 55.99 +34 49 53.4 z 758
1997-09-23 09:07:05 C 07 08 56.48 +34 49 52.6 z 758
1997-09-24 09:19:24 C 07 13 07.58 +34 42 56.0 z 758
1997-09-24 09:20:42 C 07 13 07.80 +34 42 55.7 z 758
1997-09-24 09:21:59 C 07 13 08.01 +34 42 55.3 z 758
1997-09-24 09:23:16 C 07 13 08.24 +34 42 54.9 z 758
1997-09-24 09:24:33 C 07 13 08.51 +34 42 54.0 z 758
1997-09-25 03:26:08 C 07 16 15.39 +34 37 20.7 z 046
1997-09-25 03:27:54 C 07 16 15.69 +34 37 20.2 z 046
1997-09-25 03:29:32 C 07 16 15.97 +34 37 19.6 z 046
1997-09-26 07:24:10 C 07 21 05.64 +34 28 09.3 13.2 z 750
1997-09-26 07:29:07 C 07 21 06.68 +34 28 07.4 13.0 z 750
1997-09-26 07:35:23 C 07 21 07.65 +34 28 05.6 13.0 z 750
1997-09-26 10:49:07 C 07 21 41.15 +34 27 02.7 z 711
1997-09-26 10:53:03 C 07 21 41.82 +34 27 01.3 z 711
1997-09-28 11:27:42 C 07 30 05.47 +34 09 14.3 z 711
1997-10-01 09:27:50 C 07 42 09.71 +33 39 44.6 z 758
1997-10-01 09:39:06 C 07 42 11.66 +33 39 39.8 z 758
1997-10-01 09:42:34 C 07 42 12.26 +33 39 38.2 z 758
1997-10-02 07:25:39 C 07 45 56.40 +33 29 29.1 11.8 z 750
1997-10-02 07:32:58 C 07 45 57.65 +33 29 25.6 12.0 z 750
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