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
1931-02-15 07:30:59 A 10 02 15.24 -17 57 51.0 768
1931-02-15 07:33:29 A 10 02 15.07 -17 57 55.4 768
1931-02-15 07:35:59 A 10 02 14.89 -17 57 59.4 768
1931-02-15 07:38:29 A 10 02 14.70 -17 58 03.9 768
1931-02-15 07:40:29 A 10 02 14.51 -17 58 07.6 768
1931-02-15 07:42:59 A 10 02 14.39 -17 58 11.7 768
1931-02-15 07:45:29 A 10 02 14.17 -17 58 16.2 768
1931-02-15 23:29:06 A 10 01 15.70 -18 24 59.1 008
1931-02-15 23:35:57 A 10 01 15.18 -18 25 09.9 008
1931-02-15 23:39:59 A 10 01 14.90 -18 25 16.6 008
1931-02-16 00:06:54 A 10 01 12.87 -18 26 02.4 008
1931-02-16 00:13:33 A 10 01 12.39 -18 26 13.2 008
1931-02-16 00:18:52 A 10 01 12.00 -18 26 21.6 008
1931-02-16 00:24:51 A 10 01 11.54 -18 26 32.0 008
1931-02-16 05:25:59 A 10 00 52.81 -18 34 53.1 780
1931-02-16 05:40:59 A 10 00 52.10 -18 35 19.8 768
1931-02-16 05:43:59 A 10 00 51.91 -18 35 24.5 768
1931-02-16 05:45:59 A 10 00 51.33 -18 35 25.9 780
1931-02-16 05:46:59 A 10 00 51.69 -18 35 29.4 768
1931-02-16 05:49:59 A 10 00 51.45 -18 35 34.4 768
1931-02-16 05:52:59 A 10 00 51.22 -18 35 39.3 768
1931-02-16 05:54:59 A 10 00 51.08 -18 35 42.9 768
1931-02-16 05:57:59 A 10 00 50.92 -18 35 47.9 768
1931-02-16 06:00:59 A 10 00 50.65 -18 35 52.7 768
1931-02-16 06:03:59 A 10 00 50.40 -18 35 58.1 768
1931-02-16 06:06:59 A 10 00 50.19 -18 36 02.4 768
1931-02-16 06:18:59 A 10 00 49.29 -18 36 22.6 768
1931-02-16 06:22:29 A 10 00 49.04 -18 36 28.4 768
1931-02-16 06:25:59 A 10 00 48.75 -18 36 33.6 768
1931-02-16 06:31:59 A 10 00 48.34 -18 36 43.4 768
1931-02-16 22:59:08 A 09 59 47.29 -19 03 23.5 008
1931-02-16 23:04:07 A 09 59 46.93 -19 03 31.4 008
1931-02-16 23:09:07 A 09 59 46.59 -19 03 40.5 008
1931-02-16 23:14:06 A 09 59 46.20 -19 03 48.1 008
1931-02-16 23:28:21 A 09 59 45.18 -19 04 10.7 008
1931-02-16 23:38:11 A 09 59 44.39 -19 04 26.5 008
1931-02-16 23:43:19 A 09 59 44.05 -19 04 34.7 008
1931-02-18 22:47:33 M 09 56 50.50 -20 16 00.5 p 016
1931-02-18 22:47:33 M 09 56 50.48 -20 16 00.4 q 016
1931-02-21 03:15:40 A 09 53 44.85 -21 26 17.2 839
1931-02-21 03:27:33 A 09 53 44.05 -21 26 32.2 839
1931-02-21 22:55:05 A 09 52 38.13 -21 51 27.7 008
1931-02-21 22:59:17 M 09 52 37.49 -21 51 34.4 q 020
1931-02-21 23:00:04 A 09 52 37.77 -21 51 33.6 008
1931-02-21 23:10:02 A 09 52 37.11 -21 51 45.8 008
1931-02-21 23:40:35 A 09 52 35.07 -21 52 23.1 008
1931-02-23 03:06:08 A 09 51 05.09 -22 23 36.0 839
1931-02-23 03:13:25 A 09 51 04.63 -22 23 44.3 839
1931-02-23 22:20:19 M 09 50 03.88 -22 45 27.1 q 020
1931-02-23 23:52:59 M 09 49 58.00 -22 47 08.8 q 020
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