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
1931-01-16 08:19:56 A 10 34 34.90 +12 11 14.2 780
1931-01-16 08:22:02 A 10 34 35.25 +12 11 05.7 768
1931-01-16 08:25:02 A 10 34 35.23 +12 10 58.0 768
1931-01-16 08:28:02 A 10 34 35.18 +12 10 49.7 768
1931-01-16 08:31:02 A 10 34 35.11 +12 10 41.9 768
1931-01-16 09:38:02 A 10 34 34.01 +12 07 41.5 768
1931-01-16 09:41:02 A 10 34 33.91 +12 07 33.2 768
1931-01-16 09:44:02 A 10 34 33.90 +12 07 25.1 768
1931-01-16 09:47:02 A 10 34 33.88 +12 07 17.2 768
1931-01-16 09:50:02 A 10 34 33.80 +12 07 09.2 768
1931-01-16 09:53:02 A 10 34 33.69 +12 07 01.8 768
1931-01-16 09:56:02 A 10 34 33.74 +12 06 53.0 768
1931-01-16 10:01:02 A 10 34 33.64 +12 06 40.0 768
1931-01-16 10:04:02 A 10 34 33.57 +12 06 30.8 768
1931-01-16 10:07:02 A 10 34 33.53 +12 06 23.6 768
1931-01-16 10:10:02 A 10 34 33.49 +12 06 16.1 768
1931-01-16 10:13:02 A 10 34 33.45 +12 06 06.8 768
1931-01-16 10:16:02 A 10 34 33.49 +12 06 00.1 768
1931-01-16 10:19:02 A 10 34 33.36 +12 05 51.5 768
1931-01-16 10:22:02 A 10 34 33.24 +12 05 42.8 768
1931-01-16 11:08:02 A 10 34 32.58 +12 03 38.3 768
1931-01-16 11:11:02 A 10 34 32.52 +12 03 31.0 768
1931-01-16 11:14:02 A 10 34 32.47 +12 03 22.8 768
1931-01-16 11:17:02 A 10 34 32.47 +12 03 15.1 768
1931-01-16 11:19:55 A 10 34 32.02 +12 03 08.6 780
1931-01-16 11:20:02 A 10 34 32.43 +12 03 06.6 768
1931-01-16 11:26:02 A 10 34 32.24 +12 02 49.5 768
1931-01-16 11:29:02 A 10 34 32.24 +12 02 41.1 768
1931-01-16 11:39:59 A 10 34 31.74 +12 02 14.0 780
1931-01-17 01:39:51 A 10 34 28.08 +11 24 33.7 008
1931-01-17 01:45:50 A 10 34 27.95 +11 24 17.6 008
1931-01-17 01:51:49 A 10 34 27.84 +11 24 01.8 008
1931-01-17 01:57:48 A 10 34 27.73 +11 23 45.5 008
1931-01-17 02:13:45 A 10 34 27.40 +11 23 01.9 008
1931-01-17 02:19:45 A 10 34 27.31 +11 22 46.1 008
1931-01-17 02:25:43 A 10 34 27.16 +11 22 29.9 008
1931-01-17 02:31:43 A 10 34 27.04 +11 22 13.9 008
1931-01-17 04:10:02 A 10 34 28.33 +11 17 40.3 768
1931-01-17 04:14:02 A 10 34 28.26 +11 17 28.7 768
1931-01-17 04:16:02 A 10 34 28.29 +11 17 23.2 768
1931-01-17 04:18:02 A 10 34 28.23 +11 17 17.9 768
1931-01-17 04:20:02 A 10 34 28.24 +11 17 12.6 768
1931-01-17 04:22:02 A 10 34 28.18 +11 17 07.5 768
1931-01-17 04:24:02 A 10 34 28.19 +11 17 01.6 768
1931-01-17 04:26:02 A 10 34 28.11 +11 16 56.6 768
1931-01-17 04:28:02 A 10 34 28.12 +11 16 51.5 768
1931-01-17 04:30:02 A 10 34 28.06 +11 16 45.4 768
1931-01-17 04:32:02 A 10 34 28.07 +11 16 40.2 768
1931-01-17 04:40:02 A 10 34 27.94 +11 16 18.9 768
1931-01-17 04:42:02 A 10 34 27.90 +11 16 14.0 768
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