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
2011-09-07 03:36:08 C 04 12 18.58 +37 55 16.3 c A24
2011-09-13 08:06:21 C 04 31 05.27 +39 33 41.5 t H47
2011-09-13 08:08:52 C 04 31 05.60 +39 33 43.2 t H47
2011-09-13 08:11:17 C 04 31 05.90 +39 33 44.7 t H47
2011-09-13 08:13:42 C 04 31 06.21 +39 33 46.4 t H47
2011-09-13 14:59:17 C 04 31 58.86 +39 38 05.0 o 300
2011-09-13 15:00:46 C 04 31 59.03 +39 38 06.1 o 300
2011-09-13 15:02:15 C 04 31 59.21 +39 38 07.0 o 300
2011-09-13 15:03:44 C 04 31 59.43 +39 38 08.1 o 300
2011-09-13 15:05:13 C 04 31 59.59 +39 38 09.2 o 300
2011-09-13 15:06:42 C 04 31 59.80 +39 38 10.1 o 300
2011-09-13 15:08:11 C 04 32 00.01 +39 38 10.7 o 300
2011-09-13 15:09:40 C 04 32 00.21 +39 38 11.8 o 300
2011-09-17 00:20:53 C 04 42 38.85 +40 29 30.3 u C73
2011-09-17 00:24:18 C 04 42 39.30 +40 29 32.1 u C73
2011-09-17 00:27:33 C 04 42 39.73 +40 29 34.2 u C73
2011-09-18 21:29:07 C 04 48 41.03 +40 57 06.2 u J93
2011-09-18 21:35:40 C 04 48 41.92 +40 57 10.2 u J93
2011-09-18 21:42:13 C 04 48 42.81 +40 57 14.2 u J93
2011-09-19 12:26:58 C 04 50 41.613 +41 06 17.47 g 689
2011-09-19 20:57:54 C 04 51 51.40 +41 11 16.1 o C77
2011-09-19 21:04:13 C 04 51 52.30 +41 11 19.2 o C77
2011-09-19 21:09:27 C 04 51 52.98 +41 11 22.4 o C77
2011-09-19 22:05:37 C 04 52 00.66 +41 11 57.7 o C77
2011-09-19 22:10:50 C 04 52 01.31 +41 12 01.3 o C77
2011-09-19 22:17:10 C 04 52 02.15 +41 12 04.8 o C77
2011-09-20 12:26:16 C 04 53 56.907 +41 20 38.46 g 689
2011-09-20 20:56:35 C 04 55 07.17 +41 25 32.2 o C77
2011-09-20 21:01:48 C 04 55 07.87 +41 25 35.4 o C77
2011-09-20 21:04:58 C 04 55 08.25 +41 25 37.5 o C77
2011-09-20 21:27:24 C 04 55 11.34 +41 25 51.4 o C77
2011-09-20 21:32:40 C 04 55 12.07 +41 25 54.6 o C77
2011-09-20 21:36:51 C 04 55 12.65 +41 25 57.2 o C77
2011-09-23 03:57:02 C 05 02 40.79 +41 57 40.1 c A24
2011-09-23 03:57:24 C 05 02 40.84 +41 57 40.4 c A24
2011-10-01 22:06:16 C 05 32 43.39 +43 49 08.4 u A97
2011-10-01 22:10:12 C 05 32 43.97 +43 49 10.5 u A97
2011-10-01 22:13:34 C 05 32 44.46 +43 49 12.3 u A97
2011-10-01 22:17:25 C 05 32 45.03 +43 49 14.1 u A97
2011-10-01 22:21:08 C 05 32 45.58 +43 49 16.1 u A97
2011-10-03 02:46:16 C 05 36 56.90 +44 02 57.5 c A24
2011-10-03 02:46:39 C 05 36 56.92 +44 02 57.5 c A24
2011-10-03 03:54:41 C 05 37 06.80 +44 03 30.0 c A24
2011-10-03 03:55:03 C 05 37 06.87 +44 03 30.2 c A24
2011-10-04 01:25:29 C 05 40 19.18 +44 13 29.8 c A24
2011-10-04 01:25:52 C 05 40 19.23 +44 13 29.9 c A24
2011-10-04 02:32:15 C 05 40 28.96 +44 14 01.5 c A24
2011-10-04 02:32:38 C 05 40 28.98 +44 14 01.7 c A24
2011-10-11 12:17:14 C 06 07 35.358 +45 27 18.50 g 689
2011-10-13 12:16:53 C 06 15 06.455 +45 43 56.40 g 689
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