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
1981-11-25 21:55:51 A 01 48 40.42 +53 40 04.2 491
1981-11-26 01:45:59 A 01 48 28.71 +53 37 48.2 786
1981-11-26 01:58:00 A 01 48 27.93 +53 37 41.0 786
1981-11-26 20:55:55 A 01 47 28.90 +53 26 01.5 504
1981-11-26 21:17:31 A 01 47 27.72 +53 25 50.8 504
1981-11-26 21:44:00 A 01 47 26.02 +53 25 33.0 022
1981-11-26 22:10:53 A 01 47 24.81 +53 25 19.6 491
1981-11-26 22:14:52 A 01 47 24.57 +53 25 17.5 491
1981-11-26 22:18:52 A 01 47 24.34 +53 25 14.2 491
1981-11-26 22:22:53 A 01 47 23.68 +53 25 08.1 022
1981-11-29 20:07:26 A 01 44 23.16 +52 38 04.0 022
1981-11-29 20:57:45 A 01 44 20.85 +52 37 27.9 022
1981-11-30 20:30:26 A 01 43 32.23 +52 20 03.4 022
1981-11-30 21:10:18 A 01 43 30.50 +52 19 33.6 022
1981-12-01 21:02:24 A 01 42 47.74 +52 01 14.9 022
1981-12-03 20:23:07 A 01 41 43.16 +51 22 53.4 022
1981-12-03 21:00:00 A 01 41 42.15 +51 22 21.9 022
1981-12-07 22:33:29 A 01 40 52.79 +49 56 11.4 022
1981-12-07 22:39:29 A 01 40 52.83 +49 56 04.7 022
1982-01-14 17:41:07 A 02 49 11.75 +33 21 44.5 553
1982-01-14 18:32:36 A 02 49 17.97 +33 20 45.7 553
1982-01-15 18:05:30 A 02 52 21.68 +32 54 05.1 553
1982-01-15 19:02:29 A 02 52 28.72 +32 52 58.1 553
1982-01-15 20:03:40 A 02 52 36.65 +32 51 53.1 553
1982-01-16 19:24:35 A 02 55 41.05 +32 25 25.9 553
1982-01-16 20:25:20 A 02 55 48.70 +32 24 12.9 553
1982-01-16 21:13:08 A 02 55 53.49 +32 23 37.7 553
1982-01-17 17:50:00 A 02 58 40.93 +32 00 02.5 553
1982-01-17 18:31:59 A 02 58 46.15 +31 59 22.2 553
1982-01-17 19:07:59 A 02 58 50.86 +31 58 35.2 553
1982-01-18 18:12:29 A 03 01 57.76 +31 32 30.2 553
1982-01-18 19:14:59 A 03 02 05.96 +31 31 19.1 553
1982-01-18 20:17:05 A 03 02 14.26 +31 30 08.7 553
1982-01-19 17:37:59 A 03 05 09.32 +31 06 06.2 553
1982-01-19 18:29:30 A 03 05 16.12 +31 05 07.2 553
1982-01-19 19:38:00 A 03 05 25.36 +31 03 53.1 553
1982-01-19 20:33:30 A 03 05 32.47 +31 02 50.3 553
1982-01-20 18:11:49 A 03 08 32.07 +30 38 29.2 553
1982-01-20 18:45:59 A 03 08 36.62 +30 37 50.4 553
1982-01-20 19:14:59 A 03 08 41.01 +30 37 19.2 553
1982-01-20 19:45:00 A 03 08 44.49 +30 36 43.3 553
1982-01-20 19:54:52 A 03 08 45.96 +30 36 35.5 022
1982-01-20 20:31:45 A 03 08 50.85 +30 35 53.3 022
1982-01-24 20:23:06 A 03 22 21.50 +28 48 44.2 022
1982-01-24 21:04:58 A 03 22 27.35 +28 47 57.7 022
1982-01-31 20:28:14 A 03 47 00.53 +25 44 14.1 022
1982-01-31 21:10:07 A 03 47 06.64 +25 43 27.2 022
1982-02-04 17:23:00 A 04 01 00.95 +24 04 30.0 553
1982-02-04 18:36:59 A 04 01 11.56 +24 03 09.9 553
1982-02-04 18:54:59 A 04 01 14.52 +24 02 56.5 553
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