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
1931-02-04 09:24:58 A 10 18 35.79 -08 38 09.6 768
1931-02-04 09:26:58 A 10 18 35.66 -08 38 14.8 768
1931-02-04 09:28:58 A 10 18 35.52 -08 38 19.1 768
1931-02-04 09:30:58 A 10 18 35.40 -08 38 24.5 768
1931-02-04 09:31:57 A 10 18 34.91 -08 38 24.3 780
1931-02-04 09:32:58 A 10 18 35.24 -08 38 29.6 768
1931-02-04 09:34:58 A 10 18 35.14 -08 38 34.5 768
1931-02-04 09:47:59 A 10 18 34.25 -08 39 06.8 768
1931-02-04 09:49:59 A 10 18 34.13 -08 39 11.5 768
1931-02-04 09:51:59 A 10 18 34.00 -08 39 16.9 768
1931-02-04 09:53:59 A 10 18 33.86 -08 39 21.5 768
1931-02-04 09:55:58 A 10 18 33.75 -08 39 26.6 768
1931-02-04 09:57:58 A 10 18 33.61 -08 39 31.5 768
1931-02-04 09:59:58 A 10 18 33.48 -08 39 36.6 768
1931-02-04 10:01:59 A 10 18 33.34 -08 39 41.7 768
1931-02-04 10:03:59 A 10 18 33.22 -08 39 46.5 768
1931-02-04 10:05:59 A 10 18 33.08 -08 39 51.5 768
1931-02-04 10:07:59 A 10 18 32.95 -08 39 56.3 768
1931-02-04 10:09:59 A 10 18 32.82 -08 40 01.4 768
1931-02-04 10:20:59 A 10 18 32.08 -08 40 28.7 768
1931-02-04 10:22:59 A 10 18 31.97 -08 40 33.9 768
1931-02-04 10:24:59 A 10 18 31.81 -08 40 38.4 768
1931-02-04 10:26:59 A 10 18 31.74 -08 40 43.5 768
1931-02-04 10:28:59 A 10 18 31.57 -08 40 48.1 768
1931-02-04 10:30:59 A 10 18 31.48 -08 40 53.6 768
1931-02-04 10:32:59 A 10 18 31.33 -08 40 58.3 768
1931-02-04 10:34:59 A 10 18 31.20 -08 41 03.5 768
1931-02-04 10:36:59 A 10 18 31.04 -08 41 07.7 768
1931-02-04 10:38:59 A 10 18 30.97 -08 41 13.2 768
1931-02-04 10:40:59 A 10 18 30.79 -08 41 17.9 768
1931-02-04 10:42:59 A 10 18 30.68 -08 41 23.6 768
1931-02-04 10:49:59 A 10 18 30.21 -08 41 40.9 768
1931-02-04 10:51:59 A 10 18 30.10 -08 41 45.5 768
1931-02-04 10:53:59 A 10 18 29.98 -08 41 50.4 768
1931-02-04 10:55:59 A 10 18 29.87 -08 41 54.9 768
1931-02-04 10:57:59 A 10 18 29.72 -08 42 00.1 768
1931-02-04 10:59:59 A 10 18 29.60 -08 42 04.9 768
1931-02-04 11:01:59 A 10 18 29.44 -08 42 10.7 768
1931-02-04 11:03:59 A 10 18 29.34 -08 42 15.0 768
1931-02-04 11:05:59 A 10 18 29.23 -08 42 19.9 768
1931-02-04 11:07:59 A 10 18 29.09 -08 42 24.6 768
1931-02-04 11:09:59 A 10 18 28.98 -08 42 29.8 768
1931-02-04 11:11:59 A 10 18 28.87 -08 42 34.5 768
1931-02-04 21:44:06 M 10 17 56.19 -09 08 45.8 q 020
1931-02-05 00:33:52 A 10 17 44.95 -09 15 42.5 008
1931-02-05 00:38:51 A 10 17 44.62 -09 15 55.1 008
1931-02-05 00:43:50 A 10 17 44.27 -09 16 07.0 008
1931-02-05 00:48:49 A 10 17 43.90 -09 16 19.3 008
1931-02-05 01:08:06 A 10 17 42.55 -09 17 07.0 008
1931-02-05 01:13:05 A 10 17 42.20 -09 17 19.9 008
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