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
2011-11-20 02:02:05 C 08 40 55.76 +45 11 20.9 u 160
2011-11-20 02:06:08 C 08 40 56.38 +45 11 19.4 u 160
2011-11-20 02:10:07 C 08 40 56.95 +45 11 17.2 u 160
2011-11-20 17:11:50 C 08 43 14.67 +45 03 57.9 o 300
2011-11-20 17:14:18 C 08 43 15.03 +45 03 56.8 o 300
2011-11-20 17:16:46 C 08 43 15.39 +45 03 55.5 o 300
2011-11-20 17:24:11 C 08 43 16.46 +45 03 52.2 o 300
2011-11-24 10:01:58 S 08 56 29.244 +44 15 04.20 X 275
2011-11-25 21:05:17 C 09 01 34.83 +43 53 02.3 u J93
2011-11-25 21:09:44 C 09 01 35.51 +43 53 00.0 u J93
2011-11-25 21:14:10 C 09 01 36.16 +43 52 57.4 u J93
2011-12-13 10:53:03 S 09 54 51.477 +37 24 54.30 X 275
2011-12-27 21:37:22 C 10 25 00.07 +28 43 32.6 u 104
2011-12-27 21:45:19 C 10 25 00.54 +28 43 19.7 u 104
2011-12-27 21:53:49 C 10 25 01.08 +28 43 05.1 u 104
2011-12-28 02:27:05 C 10 25 17.35 +28 35 01.1 u 160
2011-12-28 02:28:08 C 10 25 17.38 +28 34 58.2 u 160
2011-12-28 02:29:11 C 10 25 17.47 +28 34 57.3 u 160
2011-12-29 11:25:18 C 10 27 21.129 +27 34 12.70 g 689
2012-01-07 19:55:31 C 10 37 37.87 +19 43 43.9 o 300
2012-01-07 19:57:25 C 10 37 37.93 +19 43 39.4 o 300
2012-01-07 19:58:03 C 10 37 37.93 +19 43 38.0 o 300
2012-01-07 19:58:41 C 10 37 37.94 +19 43 36.6 o 300
2012-01-08 10:56:40 C 10 38 05.513 +19 08 48.91 g 689
2012-01-09 10:53:22 C 10 38 44.467 +18 12 15.93 g 689
2012-01-10 01:23:18 C 10 39 06.48 +17 37 24.9 u 160
2012-01-10 01:24:13 C 10 39 06.49 +17 37 23.3 u 160
2012-01-10 01:25:11 C 10 39 06.50 +17 37 20.5 u 160
2012-01-10 10:50:00 C 10 39 18.658 +17 14 40.55 g 689
2012-01-12 01:54:48 C 10 40 04.59 +15 38 26.3 u 160
2012-01-12 01:55:43 C 10 40 04.56 +15 38 23.7 u 160
2012-01-12 01:56:39 C 10 40 04.58 +15 38 21.3 u 160
2012-01-14 09:54:57 C 10 40 46.60 +13 16 23.9 u H45
2012-01-14 09:57:10 C 10 40 46.59 +13 16 18.0 u H45
2012-01-14 10:00:03 C 10 40 46.58 +13 16 10.8 u H45
2012-01-14 10:01:35 C 10 40 46.58 +13 16 06.7 u H45
2012-01-15 09:37:40 C 10 40 56.71 +12 14 49.7 t H47
2012-01-15 09:41:53 C 10 40 56.70 +12 14 38.6 t H47
2012-01-15 09:46:47 C 10 40 56.66 +12 14 25.6 t H47
2012-01-16 02:39:36 C 10 41 01.06 +11 29 58.3 u 160
2012-01-16 02:41:02 C 10 41 01.03 +11 29 54.6 u 160
2012-01-16 02:42:25 C 10 41 01.04 +11 29 50.5 u 160
2012-01-17 12:07:09 C 10 41 01.20 +10 01 08.6 c 704
2012-01-17 12:45:21 C 10 41 00.61 +09 59 24.5 c 704
2012-01-18 00:46:07 C 10 41 01.07 +09 27 04.2 u 160
2012-01-18 00:47:47 C 10 41 01.08 +09 26 59.2 u 160
2012-01-18 00:49:26 C 10 41 01.04 +09 26 54.2 u 160
2012-01-18 10:05:46 C 10 40 57.88 +09 02 01.2 c 704
2012-01-18 10:24:40 C 10 40 57.64 +09 01 09.9 c 704
2012-01-18 10:44:08 C 10 40 57.30 +09 00 18.4 c 704
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