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
1901-01-19 00:12:01 A 03 00 31.04 +31 01 52.8 786
1901-01-23 00:09:53 A 03 14 08.48 +29 19 45.8 786
1901-01-23 20:04:40 M 03 17 00.71 +28 58 40.0 p 531
1901-01-25 00:06:20 03 21 05.79 +28 28 53.7 m 000
1901-01-27 20:36:53 M 03 31 14.62 +27 17 06.1 p 531
1901-02-01 19:46:38 03 49 15.12 +25 13 19.3 m 000
1901-02-03 18:04:21 A 03 56 20.55 +24 25 50.3 189
1901-02-03 23:38:08 03 57 10.54 +24 20 02.8 m 000
1901-02-03 23:56:39 03 57 13.39 +24 19 43.5 m 000
1901-02-06 20:10:49 04 07 44.80 +23 10 26.7 m 000
1901-02-08 02:10:27 M 04 12 22.47 +22 40 44.2 p 822
1901-02-09 00:55:04 M 04 15 53.93 +22 17 54.2 p 822
1901-02-09 01:26:11 M 04 15 59.27 +22 17 25.4 p 822
1901-02-10 18:33:01 M 04 22 22.45 +21 35 57.8 p 189
1901-02-10 20:18:22 M 04 22 38.24 +21 34 15.4 p 531
1901-02-10 20:46:26 M 04 22 42.29 +21 33 44.8 p 030
1901-02-11 19:09:26 04 26 11.66 +21 11 34.0 m 000
1901-02-11 23:04:00 04 26 47.24 +21 07 39.7 m 000
1901-02-12 00:54:11 M 04 27 04.15 +21 06 27.7 p 822
1901-02-12 17:58:13 M 04 29 44.79 +20 49 08.0 p 189
1901-02-12 18:21:53 04 29 48.36 +20 48 42.8 m 000
1901-02-12 18:42:15 04 29 51.39 +20 48 22.7 m 000
1901-02-12 19:02:10 04 29 54.39 +20 48 03.3 m 000
1901-02-13 18:31:18 04 33 33.67 +20 25 03.6 m 000
1901-02-13 20:26:22 04 33 51.08 +20 23 11.2 m 000
1901-02-13 20:45:55 04 33 54.04 +20 22 52.0 m 000
1901-02-13 23:06:47 04 34 15.53 +20 20 32.3 m 000
1901-02-13 23:27:41 04 34 18.72 +20 20 11.5 m 000
1901-02-14 01:10:16 M 04 34 35.29 +20 19 02.4 p 822
1901-02-14 17:52:49 M 04 37 11.86 +20 02 21.4 p 189
1901-02-14 19:59:07 M 04 37 30.19 +20 00 13.8 q 135
1901-02-14 22:32:51 04 37 54.36 +19 57 45.3 m 000
1901-02-15 18:37:25 04 41 02.71 +19 38 21.8 m 000
1901-02-15 19:03:08 04 41 06.54 +19 37 57.1 m 000
1901-02-15 19:36:14 04 41 11.56 +19 37 25.4 m 000
1901-02-16 01:03:32 M 04 42 02.10 +19 32 38.7 p 822
1901-02-17 01:18:40 M 04 45 48.43 +19 09 22.2 p 822
1901-02-17 21:40:14 04 48 58.41 +18 49 24.8 m 000
1901-02-18 01:07:02 M 04 49 30.42 +18 46 39.0 p 822
1901-02-18 02:03:38 M 04 49.7 +18 45 43.2 p 822
1901-02-19 00:56:24 M 04 53 12.51 +18 24 07.7 p 822
1901-02-19 01:53:59 M 04 53 21.31 +18 23 12.8 p 822
1901-02-19 18:31:24 M 04 55 56.81 +18 07 06.1 p 189
1901-02-19 18:52:48 M 04 56 00.15 +18 06 45.1 p 189
1901-02-20 19:15:20 04 59 48.06 +17 43 47.6 m 000
1901-02-20 20:27:15 04 59 58.88 +17 42 40.2 m 000
1901-02-20 21:44:59 05 00 10.70 +17 41 27.0 m 000
1901-02-21 18:38:51 M 05 03 26.07 +17 22 03.4 p 189
1901-02-22 00:10:04 M 05 04 16.96 +17 17 23.9 p 822
1901-02-22 01:25:40 M 05 04 28.19 +17 16 12.2 p 822
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