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
1942-08-15 23:08:12 A 21 08 58.34 -09 03 27.6 024
1942-08-15 23:18:11 A 21 08 57.56 -09 03 27.0 024
1942-08-16 05:32:49 A 21 08 28.76 -09 03 09.8 754
1942-08-17 21:51:17 A 21 05 24.97 -09 01 29.1 024
1942-08-17 22:01:48 A 21 05 24.15 -09 01 28.6 024
1942-08-17 22:12:18 A 21 05 23.31 -09 01 27.8 024
1942-08-17 22:21:47 A 21 05 22.60 -09 01 27.6 024
1942-08-17 22:31:17 A 21 05 21.88 -09 01 27.4 024
1942-08-17 22:41:18 A 21 05 21.16 -09 01 27.2 024
1942-08-17 22:51:17 A 21 05 20.42 -09 01 26.6 024
1942-08-18 22:14:19 A 21 03 35.62 -09 00 27.6 006
1942-08-18 22:24:41 A 21 03 34.30 -09 00 27.4 11.0 008
1942-08-19 21:49:59 A 21 01 49.84 -08 59 34.3 053
1942-08-20 02:06:25 A 21 01 31.39 -08 59 11.8 804
1942-08-20 05:44:45 A 21 01 14.98 -08 59 17.2 754
1942-08-20 20:17:06 A 21 00 11.47 -08 58 44.6 080
1942-08-21 00:16:30 A 20 59 54.93 -08 58 22.6 804
1942-08-22 00:58:17 A 20 58 08.10 -08 57 32.2 804
1942-08-26 03:11:34 A 20 51 23.10 -08 54 37.7 754
1942-08-26 03:21:35 A 20 51 22.43 -08 54 37.2 754
1942-08-29 11:20:30 A 20 46 22 -08 52.5 11.5 388
1942-08-29 19:41:55 A 20 45 50.60 -08 52 02.7 057
1942-08-30 00:26:40 A 20 45 30.47 -08 51 43.0 804
1942-08-30 21:43:28 A 20 44 19.22 -08 51 21.0 11.3 008
1942-08-31 20:50:23 A 20 43 00.88 -08 50 45.5 024
1942-08-31 21:02:24 A 20 43 00.26 -08 50 44.9 024
1942-08-31 21:04:59 A 20 42 59.94 -08 50 44.5 053
1942-08-31 21:12:54 A 20 42 59.65 -08 50 44.5 024
1942-08-31 21:17:59 A 20 42 59.22 -08 50 44.0 053
1942-08-31 21:55:44 A 20 42 57.21 -08 50 39.6 006
1942-09-01 03:21:29 A 20 42 39.26 -08 50 32.0 778
1942-09-01 20:55:59 A 20 41 41.70 -08 50 05.4 053
1942-09-01 21:46:31 A 20 41 39.23 -08 50 02.0 012
1942-09-02 00:00:36 A 20 41 32.69 -08 49 46.9 804
1942-09-02 04:09:33 A 20 41 18.68 -08 49 51.2 778
1942-09-02 21:26:00 A 20 40 24.49 -08 49 23.8 053
1942-09-03 03:27:31 A 20 40 06.02 -08 49 12.4 778
1942-09-03 20:11:55 A 20 39 15.66 -08 48 46.0 020
1942-09-03 21:06:59 A 20 39 12.82 -08 48 43.3 053
1942-09-04 03:46:42 A 20 38 53.21 -08 48 31.1 711
1942-09-04 03:50:54 A 20 38 53.00 -08 48 31.0 711
1942-09-04 21:24:59 A 20 38 02.00 -08 48 02.2 053
1942-09-06 03:56:12 A 20 36 37.83 -08 47 08.3 711
1942-09-06 03:59:40 A 20 36 37.63 -08 47 08.2 711
1942-09-06 20:37:59 A 20 35 53.80 -08 46 41.4 012
1942-09-06 21:56:19 A 20 35 50.19 -08 46 38.0 7.3 008
1942-09-07 00:19:56 A 20 35 44.55 -08 46 21.2 804
1942-09-08 06:40:20 A 20 34 28.15 -08 45 37.8 711
1942-09-08 19:26:46 A 20 33 57.94 -08 45 18.8 080
1942-09-08 19:47:00 A 20 33 57.53 -08 45 16.3 053
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