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
1974-12-15 20:33:30 A 08 03 48.32 +54 46 00.7 056
1974-12-15 20:38:30 A 08 03 48.27 +54 45 59.6 056
1974-12-15 21:38:30 A 08 03 50.22 +54 45 26.0 056
1974-12-15 22:14:00 A 08 03 50.19 +54 45 11.2 128
1974-12-15 22:38:29 A 08 03 52.14 +54 44 54.2 056
1974-12-16 19:10:30 A 08 04 35.27 +54 32 01.7 056
1974-12-16 20:09:29 A 08 04 37.09 +54 31 29.3 056
1974-12-16 21:51:00 A 08 04 40.27 +54 30 30.4 022
1974-12-16 21:58:59 A 08 04 40.49 +54 30 26.0 022
1974-12-17 02:36:23 A 08 04 46.78 +54 27 42.3 983
1974-12-17 02:43:22 A 08 04 46.90 +54 27 37.7 983
1974-12-17 02:50:21 A 08 04 47.05 +54 27 33.2 983
1974-12-18 02:29:24 A 08 05 28.65 +54 11 31.7 983
1974-12-18 02:36:23 A 08 05 28.75 +54 11 27.2 983
1974-12-18 02:43:22 A 08 05 28.84 +54 11 22.1 983
1974-12-19 22:28:05 A 08 06 29.44 +53 37 39.1 999
1974-12-19 22:38:03 A 08 06 29.57 +53 37 32.2 999
1974-12-19 22:48:01 A 08 06 29.65 +53 37 24.8 999
1974-12-20 02:45:23 A 08 06 34.84 +53 34 59.9 983
1974-12-20 02:52:22 A 08 06 34.84 +53 34 54.2 983
1974-12-20 03:01:21 A 08 06 34.89 +53 34 46.7 983
1974-12-21 02:23:28 A 08 06 59.02 +53 15 07.3 983
1974-12-21 02:30:27 A 08 06 59.01 +53 15 01.3 983
1974-12-21 02:37:26 A 08 06 58.99 +53 14 55.1 983
1974-12-21 02:41:59 A 08 06 58.39 +53 14 43.4 026
1974-12-21 04:14:30 A 08 06 58.65 +53 13 18.2 026
1974-12-21 15:14:50 A 08 07 11.08 +53 03 45.9 385
1974-12-21 15:15:59 A 08 07 11.10 +53 03 44.0 385
1974-12-21 15:29:59 A 08 07 10.92 +53 03 32.8 385
1974-12-22 20:10:04 A 08 07 30.79 +52 36 11.8 020
1974-12-22 20:12:19 A 08 07 30.78 +52 36 09.8 020
1974-12-22 20:14:33 A 08 07 30.85 +52 36 07.7 020
1974-12-23 18:50:04 A 08 07 38.30 +52 13 17.5 064
1974-12-23 20:01:30 A 08 07 38.08 +52 12 08.4 075
1974-12-23 20:18:04 A 08 07 38.24 +52 11 51.0 064
1974-12-23 22:32:31 A 08 07 38.26 +52 09 44.9 046
1974-12-23 22:40:35 A 08 07 38.39 +52 09 35.6 046
1974-12-23 23:08:00 A 08 07 38.13 +52 09 09.9 046
1974-12-23 23:16:01 A 08 07 37.87 +52 09 00.2 046
1974-12-30 19:59:14 A 08 06 11.27 +48 36 28.8 064
1974-12-31 19:02:25 A 08 05 42.27 +47 59 59.2 057
1975-01-01 20:38:30 A 08 05 03.61 +47 17 22.2 026
1975-01-02 03:42:00 A 08 04 51.79 +47 05 26.0 786
1975-01-02 04:07:00 A 08 04 50.82 +47 04 44.4 786
1975-01-02 22:34:00 A 08 04 19.12 +46 32 00.9 022
1975-01-02 22:41:59 A 08 04 18.79 +46 31 46.8 022
1975-01-02 23:31:12 08 04 15.294 +46 30 19.43 m 089
1975-01-03 03:49:00 A 08 04 10.27 +46 22 33.0 786
1975-01-03 04:03:59 A 08 04 09.63 +46 22 06.7 786
1975-01-03 06:21:36 A 08 04 03.46 +46 18 00.1 786
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