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
1898-08-21 22:34:52 M 21 19 01.54 -05 53 35.3 p 532
1898-08-21 22:59:17 M 21 18 59.68 -05 53 35.5 p 532
1898-08-21 23:06:57 M 21 18 58.70 -05 53 27.2 p 538
1898-08-21 23:35:40 M 21 18 56.71 -05 53 36.1 p 516
1898-08-22 00:51:11 M 21 18 50.78 -05 53 31.8 p 030
1898-08-22 19:45:52 M 21 17 26.93 -05 53 22.1 p 045
1898-08-22 20:03:06 M 21 17 26.26 -05 53 22.4 p 532
1898-08-22 20:24:15 M 21 17 25.02 -05 53 22.6 p 526
1898-08-22 20:25:22 M 21 17 24.39 -05 53 24.0 p 532
1898-08-22 20:52:46 M 21 17 22.38 -05 53 23.0 p 532
1898-08-22 21:24:35 M 21 17 19.63 -05 53 26.4 p 538
1898-08-22 23:24:58 M 21 17 10.91 -05 53 22.0 p 030
1898-08-22 23:28:44 M 21 17 10.42 -05 53 22.7 p 018
1898-08-23 19:28:28 M 21 15 42.37 -05 53 13.7 p 045
1898-08-23 20:41:43 M 21 15 36.97 -05 53 12.2 p 045
1898-08-23 21:27:57 M 21 15 33.94 -05 53 15.0 p 538
1898-08-24 20:53:13 M 21 13 52.34 -05 53 09.8 p 538
1898-08-25 00:45:09 M 21 13 35.32 -05 53 08.8 p 030
1898-08-25 22:39:27 M 21 12 02.17 -05 53 10.6 p 532
1898-08-25 23:03:08 M 21 12 00.60 -05 53 10.6 p 532
1898-08-25 23:29:28 M 21 11 58.61 -05 53 10.6 p 532
1898-08-26 20:46:01 M 21 10 29.89 -05 53 13.6 p 532
1898-08-26 21:04:31 M 21 10 28.31 -05 53 16.2 p 526
1898-08-26 21:17:28 M 21 10 27.57 -05 53 13.0 p 532
1898-08-26 21:40:15 M 21 10 26.01 -05 53 13.9 p 532
1898-08-26 21:59:49 M 21 10 24.73 -05 53 13.5 p 532
1898-08-26 22:57:07 M 21 10 20.41 -05 53 02.3 p 018
1898-08-27 20:21:28 M 21 08 52.80 -05 53 20.1 p 532
1898-08-27 20:44:38 M 21 08 51.01 -05 53 20.8 p 532
1898-08-27 21:22:29 M 21 08 48.23 -05 53 20.7 p 532
1898-08-27 21:58:07 M 21 08 46.06 -05 53 20.8 p 532
1898-08-28 02:22:30 M 21 08 27.96 -05 53 21.8 p 030
1898-09-02 20:07:30 M 20 59 47.76 -05 54 50.8 p 532
1898-09-02 20:25:47 M 20 59 46.99 -05 54 49.4 p 532
1898-09-02 20:50:04 M 20 59 45.58 -05 54 52.6 p 532
1898-09-05 19:31:29 M 20 55 51.80 -05 55 58.6 p 532
1898-09-05 20:00:44 M 20 55 50.16 -05 55 59.4 p 532
1898-09-05 20:36:53 M 20 55 48.29 -05 56 00.4 p 532
1898-09-05 21:20:58 A 20 55 45.7 -05 56 00 11.5 030
1898-09-05 21:47:26 M 20 55 44.12 -05 56 01.2 p 516
1898-09-05 22:56:51 M 20 55 40.40 -05 56 00.8 p 516
1898-09-06 19:24:40 M 20 54 38.30 -05 56 21.6 p 532
1898-09-06 19:59:12 M 20 54 36.61 -05 56 23.1 p 531
1898-09-06 20:01:00 M 20 54 36.58 -05 56 22.4 p 532
1898-09-06 20:22:33 M 20 54 35.56 -05 56 22.7 p 532
1898-09-06 20:35:04 M 20 54 34.49 -05 56 25.1 p 516
1898-09-06 20:43:47 M 20 54 34.28 -05 56 22.0 p 522
1898-09-06 20:48:43 M 20 54 34.13 -05 56 23.9 p 018
1898-09-07 19:18:46 M 20 53 28.06 -05 56 45.6 p 532
1898-09-07 19:37:51 M 20 53 27.08 -05 56 45.3 p 532
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