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
1931-02-25 04:44:10 A 09 48 30.89 -23 16 32.9 768
1931-02-25 04:52:10 A 09 48 30.42 -23 16 41.0 768
1931-02-25 04:55:10 A 09 48 30.25 -23 16 43.8 768
1931-02-25 04:58:02 A 09 48 29.70 -23 16 45.6 780
1931-02-25 04:58:10 A 09 48 30.07 -23 16 46.9 768
1931-02-25 05:01:10 A 09 48 29.87 -23 16 49.9 768
1931-02-25 05:04:10 A 09 48 29.69 -23 16 52.8 768
1931-02-25 05:06:10 A 09 48 29.58 -23 16 54.6 768
1931-02-25 05:09:10 A 09 48 29.37 -23 16 57.7 768
1931-02-25 05:12:11 A 09 48 29.20 -23 17 00.8 768
1931-02-25 05:15:10 A 09 48 29.25 -23 17 03.7 768
1931-02-25 05:18:10 A 09 48 28.86 -23 17 06.5 768
1931-02-25 05:27:10 A 09 48 28.33 -23 17 15.3 768
1931-02-25 05:30:10 A 09 48 28.17 -23 17 18.1 768
1931-02-25 05:33:10 A 09 48 27.99 -23 17 21.4 768
1931-02-25 05:36:10 A 09 48 27.81 -23 17 23.9 768
1931-02-25 05:39:10 A 09 48 27.67 -23 17 26.9 768
1931-02-25 05:41:10 A 09 48 27.49 -23 17 29.2 768
1931-02-25 05:44:10 A 09 48 27.30 -23 17 31.7 768
1931-02-25 05:47:10 A 09 48 27.13 -23 17 34.8 768
1931-02-25 05:50:10 A 09 48 26.94 -23 17 37.7 768
1931-02-25 05:53:10 A 09 48 26.76 -23 17 40.7 768
1931-02-25 06:36:41 A 09 48 24.19 -23 18 22.7 768
1931-02-25 06:39:41 A 09 48 24.05 -23 18 25.5 768
1931-02-25 06:42:41 A 09 48 23.89 -23 18 27.9 768
1931-02-25 06:45:41 A 09 48 23.71 -23 18 31.1 768
1931-02-25 06:48:41 A 09 48 23.52 -23 18 34.0 768
1931-02-25 06:50:10 A 09 48 23.41 -23 18 35.4 768
1931-02-25 06:53:10 A 09 48 23.25 -23 18 38.2 768
1931-02-25 06:56:10 A 09 48 23.05 -23 18 40.9 768
1931-02-25 06:59:10 A 09 48 22.89 -23 18 43.6 768
1931-02-25 07:02:10 A 09 48 22.74 -23 18 46.3 768
1931-02-25 07:10:10 A 09 48 22.24 -23 18 54.7 768
1931-02-25 07:13:10 A 09 48 22.10 -23 18 57.0 768
1931-02-25 07:16:10 A 09 48 21.90 -23 18 59.1 768
1931-02-25 07:19:10 A 09 48 21.76 -23 19 02.5 768
1931-02-25 07:22:10 A 09 48 21.62 -23 19 04.9 768
1931-02-25 07:24:10 A 09 48 21.40 -23 19 07.8 768
1931-02-25 07:27:10 A 09 48 21.27 -23 19 10.6 768
1931-02-25 07:30:10 A 09 48 21.12 -23 19 13.3 768
1931-02-25 21:36:52 M 09 47 41.74 -23 32 40.6 q 020
1931-02-25 22:58:40 A 09 47 37.26 -23 33 54.6 008
1931-02-25 23:03:39 A 09 47 36.97 -23 33 59.3 008
1931-02-25 23:08:38 A 09 47 36.67 -23 34 04.2 008
1931-02-25 23:13:37 A 09 47 36.39 -23 34 08.8 008
1931-02-25 23:13:50 M 09 47 36.00 -23 34 11.1 q 020
1931-02-26 02:47:04 A 09 47 26.51 -23 36 41.7 839
1931-02-26 02:55:33 A 09 47 26.00 -23 36 49.5 839
1931-02-26 03:52:09 A 09 47 23.90 -23 38 26.2 768
1931-02-26 03:55:09 A 09 47 23.69 -23 38 28.7 768
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