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
1931-02-03 04:48:59 A 10 20 15.55 -07 25 48.0 768
1931-02-03 04:51:29 A 10 20 15.37 -07 25 54.0 768
1931-02-03 04:53:59 A 10 20 15.22 -07 26 00.5 768
1931-02-03 04:56:29 A 10 20 15.02 -07 26 07.0 768
1931-02-03 05:18:59 A 10 20 13.62 -07 27 04.6 768
1931-02-03 05:21:29 A 10 20 13.43 -07 27 11.2 768
1931-02-03 05:23:59 A 10 20 13.24 -07 27 17.6 768
1931-02-03 05:26:29 A 10 20 13.09 -07 27 23.9 768
1931-02-03 05:28:59 A 10 20 12.91 -07 27 30.3 768
1931-02-03 05:31:29 A 10 20 12.72 -07 27 36.6 768
1931-02-03 05:33:29 A 10 20 12.67 -07 27 41.8 768
1931-02-03 05:35:59 A 10 20 12.46 -07 27 48.8 768
1931-02-03 05:38:29 A 10 20 12.33 -07 27 54.8 768
1931-02-03 05:40:59 A 10 20 12.17 -07 28 01.3 768
1931-02-03 05:43:29 A 10 20 11.99 -07 28 07.6 768
1931-02-03 05:45:59 A 10 20 11.82 -07 28 13.8 768
1931-02-03 05:50:59 A 10 20 11.49 -07 28 26.2 768
1931-02-03 05:53:29 A 10 20 11.33 -07 28 33.0 768
1931-02-03 05:55:59 A 10 20 11.11 -07 28 39.7 768
1931-02-03 05:58:29 A 10 20 10.98 -07 28 46.3 768
1931-02-03 06:00:50 A 10 20 10.83 -07 28 52.5 768
1931-02-03 06:03:29 A 10 20 10.62 -07 28 59.2 768
1931-02-03 06:05:29 A 10 20 10.51 -07 29 03.7 768
1931-02-03 06:07:59 A 10 20 10.33 -07 29 09.8 768
1931-02-03 06:10:29 A 10 20 10.18 -07 29 16.5 768
1931-02-03 06:12:59 A 10 20 10.04 -07 29 22.5 768
1931-02-03 06:15:29 A 10 20 09.84 -07 29 29.0 768
1931-02-03 06:24:57 A 10 20 08.87 -07 29 51.5 780
1931-02-03 06:52:56 A 10 20 06.98 -07 31 03.0 780
1931-02-03 09:29:57 A 10 19 56.59 -07 37 43.0 780
1931-02-03 10:02:57 A 10 19 54.49 -07 39 06.6 780
1931-02-04 03:27:57 A 10 18 59.55 -08 23 11.9 780
1931-02-04 03:55:56 A 10 18 57.69 -08 24 22.9 780
1931-02-04 04:54:27 A 10 18 54.07 -08 26 52.2 768
1931-02-04 04:56:27 A 10 18 53.94 -08 26 57.5 768
1931-02-04 04:58:27 A 10 18 53.81 -08 27 02.2 768
1931-02-04 05:00:27 A 10 18 53.68 -08 27 07.5 768
1931-02-04 05:02:27 A 10 18 53.54 -08 27 12.4 768
1931-02-04 05:04:27 A 10 18 53.41 -08 27 17.5 768
1931-02-04 05:06:57 A 10 18 53.23 -08 27 24.0 768
1931-02-04 05:10:57 A 10 18 52.94 -08 27 33.8 768
1931-02-04 05:12:57 A 10 18 52.82 -08 27 39.3 768
1931-02-04 05:14:57 A 10 18 52.68 -08 27 43.9 768
1931-02-04 05:16:57 A 10 18 52.56 -08 27 48.9 768
1931-02-04 05:28:57 A 10 18 51.79 -08 28 19.0 768
1931-02-04 05:30:58 A 10 18 51.63 -08 28 24.1 768
1931-02-04 05:32:58 A 10 18 51.53 -08 28 29.3 768
1931-02-04 05:34:57 A 10 18 51.34 -08 28 34.2 768
1931-02-04 05:36:57 A 10 18 51.24 -08 28 38.8 768
1931-02-04 05:38:57 A 10 18 51.08 -08 28 44.5 768
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