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
2009-09-17 23:35:44 C 21 52 12.09 +05 32 22.1 o 510
2009-09-18 19:28:39 C 21 50 59.61 +05 29 12.4 11.5 o C20
2009-09-18 19:55:42 C 21 50 58.18 +05 29 06.9 r A97
2009-09-18 20:02:25 C 21 50 57.76 +05 29 05.8 r A97
2009-09-18 20:09:09 C 21 50 57.34 +05 29 04.8 r A97
2009-09-18 20:15:52 C 21 50 56.92 +05 29 03.7 r A97
2009-09-18 20:24:21 C 21 50 56.40 +05 29 02.2 r A97
2009-09-18 20:30:45 C 21 50 56.00 +05 29 01.3 r A97
2009-09-19 22:25:21 C 21 49 23.66 +05 24 45.9 11.6 o C20
2009-09-20 22:23:24 C 21 48 01.85 +05 20 40.5 11.5 o 084
2009-09-20 22:24:39 C 21 48 01.78 +05 20 40.0 11.5 r 084
2009-09-21 05:59:24 C 21 47 36.51 +05 19 26.8 11.6 g H10
2009-09-21 19:38:28 C 21 46 51.85 +05 17 00.6 11.6 r 084
2009-09-21 19:39:43 C 21 46 51.77 +05 17 00.4 11.9 r 084
2009-09-21 20:23:47 C 21 46 49.46 +05 16 54.2 o B76
2009-09-23 22:04:33 C 21 44 14.39 +05 08 09.0 o B75
2009-09-23 22:05:12 C 21 44 14.36 +05 08 08.8 o B75
2009-09-23 22:05:50 C 21 44 14.34 +05 08 08.8 o B75
2009-09-23 22:31:30 C 21 44 12.91 +05 08 01.9 11.7 r 084
2009-09-23 22:32:46 C 21 44 12.85 +05 08 02.0 11.7 o 084
2009-09-24 04:58:58 C 21 43 54.094 +05 06 56.48 g 689
2009-09-24 19:23:53 C 21 43 12.41 +05 04 18.8 o 510
2009-09-24 19:28:30 C 21 43 12.17 +05 04 17.9 o 510
2009-09-24 19:33:04 C 21 43 11.95 +05 04 17.2 o 510
2009-09-24 20:03:35 C 21 43 10.52 +05 04 13.8 o J02
2009-09-24 21:32:30 C 21 43 06.08 +05 03 57.6 o J02
2009-09-25 19:21:18 C 21 42 05.15 +04 59 57.7 11.8 r 084
2009-09-25 19:22:34 C 21 42 05.09 +04 59 57.5 11.8 r 084
2009-09-25 21:03:06 C 21 42 00.57 +04 59 42.6 o J02
2009-09-25 22:04:54 C 21 41 57.52 +04 59 29.5 o B76
2009-09-25 22:05:03 C 21 41 57.62 +04 59 31.2 o J02
2009-09-25 22:16:09 C 21 41 56.96 +04 59 27.4 o B76
2009-09-25 22:27:46 C 21 41 56.46 +04 59 25.5 o B76
2009-09-25 23:31:05 C 21 41 53.48 +04 59 13.0 11.9 o 084
2009-09-25 23:32:24 C 21 41 53.40 +04 59 12.3 12.0 o 084
2009-09-26 19:18:14 C 21 41 01.63 +04 55 38.2 w J93
2009-09-26 19:21:25 C 21 41 01.49 +04 55 37.6 w J93
2009-09-26 19:24:35 C 21 41 01.36 +04 55 37.0 w J93
2009-09-27 04:43:47 C 21 40 37.159 +04 53 58.17 g 689
2009-09-27 08:16:41 C 21 40 27.60 +04 53 19.5 11.8 g H10
2009-09-27 20:39:13 C 21 39 57.73 +04 51 05.8 r J51
2009-09-27 20:50:21 C 21 39 57.25 +04 51 03.9 r J51
2009-09-27 21:01:30 C 21 39 56.77 +04 51 01.8 r J51
2009-09-28 04:39:04 C 21 39 38.021 +04 49 37.51 g 689
2009-09-29 04:33:49 C 21 38 42.227 +04 45 17.43 g 689
2009-10-02 19:57:45 C 21 35 46.94 +04 29 41.9 o J02
2009-10-02 21:33:33 C 21 35 43.76 +04 29 22.0 12.1 r 084
2009-10-02 21:34:50 C 21 35 43.73 +04 29 21.7 12.1 r 084
2009-10-02 21:37:53 C 21 35 43.77 +04 29 24.6 o J02
2009-10-03 19:53:47 C 21 35 06.53 +04 25 29.3 o 084
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