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
2016-10-28 20:46:45 S 21 11 06.15 -02 07 24.0 L C51
2016-10-29 17:20:15 C 21 11 56.42 -02 05 20.9 q K74
2016-10-29 17:22:58 C 21 11 56.53 -02 05 20.6 q K74
2016-10-29 17:37:44 C 21 11 57.12 -02 05 19.0 q K74
2016-10-29 17:38:59 C 21 11 57.17 -02 05 18.9 q K74
2016-10-30 17:47:35 C 21 12 57.95 -02 02 37.7 q K73
2016-10-30 18:28:04 C 21 12 59.60 -02 02 33.0 q K73
2016-10-30 18:46:01 C 21 13 00.34 -02 02 30.9 q K73
2016-10-30 19:06:44 C 21 13 01.19 -02 02 28.6 q K73
2016-10-30 19:23:02 C 21 13 01.86 -02 02 26.8 q K73
2016-10-30 19:31:35 C 21 13 02.21 -02 02 25.7 q K73
2016-10-31 01:41:03 C 21 13 18.33 -02 01 42.1 q G96
2016-10-31 01:47:14 C 21 13 18.59 -02 01 41.4 q G96
2016-10-31 01:53:23 C 21 13 18.85 -02 01 40.7 q G96
2016-10-31 01:59:33 C 21 13 19.10 -02 01 40.0 q G96
2016-10-31 06:38:54 C 21 13 31.00 -02 01 05.9 L T05
2016-10-31 06:53:09 C 21 13 31.59 -02 01 04.2 L T05
2016-10-31 07:00:35 C 21 13 31.91 -02 01 03.3 L T05
2016-10-31 07:13:56 C 21 13 32.46 -02 01 01.8 L T05
2016-10-31 07:21:26 C 21 13 32.77 -02 01 00.8 L T05
2016-10-31 07:34:58 C 21 13 33.33 -02 00 59.2 L T05
2016-10-31 07:42:29 C 21 13 33.64 -02 00 58.4 L T05
2016-10-31 07:55:49 C 21 13 34.20 -02 00 56.8 L T05
2016-10-31 08:03:26 C 21 13 34.53 -02 00 56.0 L T05
2016-11-01 01:30:40 C 21 14 20.89 -01 58 52.2 q 850
2016-11-01 01:50:57 C 21 14 21.75 -01 58 49.6 q 850
2016-11-01 02:11:55 C 21 14 22.65 -01 58 46.9 q 850
2016-11-02 19:30:45 C 21 16 16.21 -01 53 29.5 q Z73
2016-11-02 19:41:56 C 21 16 16.73 -01 53 28.1 q Z73
2016-11-02 19:53:07 C 21 16 17.23 -01 53 26.5 q Z73
2016-11-02 20:04:05 C 21 16 17.72 -01 53 25.1 q Z73
2016-11-02 20:15:07 C 21 16 18.23 -01 53 23.6 q Z73
2016-11-04 06:40:49 C 21 17 57.06 -01 48 35.2 L T05
2016-11-04 07:02:27 C 21 17 58.08 -01 48 32.1 L T05
2016-11-04 07:25:33 C 21 17 59.15 -01 48 28.8 L T05
2016-11-04 07:46:21 C 21 18 00.14 -01 48 25.9 L T05
2016-11-05 02:29:04 C 21 18 55.74 -01 45 43.8 q H45
2016-11-05 02:31:56 C 21 18 55.87 -01 45 43.4 q H45
2016-11-05 02:33:14 C 21 18 55.93 -01 45 43.2 q H45
2016-11-05 02:34:41 C 21 18 56.00 -01 45 43.0 q H45
2016-11-05 02:36:18 C 21 18 56.08 -01 45 42.8 q H45
2016-11-05 02:38:15 C 21 18 56.17 -01 45 42.5 q H45
2016-11-08 17:44:40 S 21 23 28.704 -01 31 39.22 L C51
2016-11-11 10:36:36 C 21 27 06.09 -01 19 58.4 o 300
2016-11-11 10:38:00 C 21 27 06.18 -01 19 57.6 o 300
2016-11-11 10:38:38 C 21 27 06.24 -01 19 57.3 o 300
2016-11-11 10:39:55 C 21 27 06.28 -01 19 57.5 o 300
2016-11-11 10:40:33 C 21 27 06.34 -01 19 56.6 o 300
2016-11-11 10:41:12 C 21 27 06.36 -01 19 57.0 o 300
2016-11-11 20:55:01 C 21 27 41.77 -01 17 58.5 o Z22
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