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
1998-06-19 01:32:24 C 14 12 08.07 -34 19 18.9 a 834
1998-06-19 03:50:30 C 14 12 12.247 -34 17 57.37 l 689
1998-06-20 03:46:53 C 14 12 54.856 -34 02 05.24 l 689
1998-06-20 23:14:29 14 13 31.64 -33 49 15.9 m 808
1998-06-21 00:00:22 14 13 32.86 -33 48 45.8 m 808
1998-06-21 03:42:55 C 14 13 39.842 -33 46 34.54 l 689
1998-06-22 03:40:33 C 14 14 27.201 -33 31 24.37 l 689
1998-06-23 03:37:04 C 14 15 16.798 -33 16 36.52 l 689
1998-06-25 21:35:58 C 14 17 44.64 -32 37 39.3 z 491
1998-06-25 22:15:55 C 14 17 46.10 -32 37 15.4 z 491
1998-06-29 21:52:08 C 14 21 48.20 -31 45 36.7 z 491
1998-07-02 01:53:23 C 14 24 12.44 -31 19 46.7 z 761
1998-07-02 02:22:43 C 14 24 13.80 -31 19 32.9 z 761
1998-07-18 01:55:18 C 14 45 34.70 -28 53 35.0 z 761
1998-07-18 02:10:45 C 14 45 35.62 -28 53 30.5 z 761
1998-07-20 21:13:59 C 14 49 52.29 -28 34 52.2 z 491
1998-07-20 21:48:33 C 14 49 54.39 -28 34 42.8 z 491
1998-08-13 01:09:59 C 15 29 49.58 -26 55 14.2 z 761
1998-08-13 02:10:00 C 15 29 54.14 -26 55 07.1 z 761
1998-08-15 01:41:14 C 15 33 37.19 -26 49 52.6 z 761
1998-08-15 01:59:45 C 15 33 38.49 -26 49 51.2 z 761
2000-01-08 18:06:24 C 15 50 39.95 -28 18 37.8 m 422
2000-02-05 17:29:43 C 17 17 01.750 -31 51 32.26 m 422
2000-02-05 17:30:44 C 17 17 01.867 -31 51 32.58 m 422
2000-02-05 17:31:11 C 17 17 01.927 -31 51 32.69 m 422
2000-02-05 17:31:43 C 17 17 01.997 -31 51 32.90 m 422
2000-02-05 17:32:15 C 17 17 02.057 -31 51 32.72 m 422
2000-03-29 19:02:21 C 19 35 33.50 -31 07 11.3 a 349
2000-03-29 19:11:40 C 19 35 34.34 -31 07 10.1 a 349
2000-03-29 19:17:36 C 19 35 34.87 -31 07 08.5 a 349
2000-04-02 08:00:23 C 19 42 55.42 -30 51 30.4 860
2000-04-02 08:07:22 C 19 42 56.04 -30 51 29.1 860
2000-04-02 08:15:23 C 19 42 56.72 -30 51 27.6 860
2000-04-07 08:08:00 C 19 52 50.21 -30 28 14.6 860
2000-04-07 08:15:17 C 19 52 50.82 -30 28 13.2 860
2000-04-07 08:22:24 C 19 52 51.38 -30 28 11.8 860
2000-04-23 19:02:11 C 20 20 56.71 -29 06 45.1 a 349
2000-04-23 19:05:22 C 20 20 56.86 -29 06 44.2 a 349
2000-04-23 19:06:39 C 20 20 56.97 -29 06 43.9 a 349
2000-05-13 11:33:04 C 20 43 57.28 -27 34 36.1 670
2000-05-13 11:44:22 C 20 43 57.64 -27 34 34.0 670
2000-05-13 11:55:39 C 20 43 58.00 -27 34 32.0 670
2000-06-06 11:17:10 C 20 51 08.808 -26 16 44.81 l 689
2000-06-07 08:55:39 C 20 50 52.38 -26 14 44.2 15.5 c 704
2000-06-07 09:14:17 C 20 50 51.82 -26 14 41.1 18.5 c 704
2000-06-07 09:33:14 C 20 50 51.48 -26 14 40.2 18.8 c 704
2000-06-07 09:51:54 C 20 50 51.17 -26 14 38.4 18.7 c 704
2000-06-07 10:10:49 C 20 50 50.63 -26 14 36.0 16.2 c 704
2000-06-07 11:12:44 C 20 50 49.894 -26 14 31.44 l 689
2000-06-08 11:08:05 C 20 50 27.765 -26 12 22.05 l 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