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
1931-01-13 01:43:38 A 10 34 37.22 +15 37 41.4 008
1931-01-13 01:49:36 A 10 34 37.17 +15 37 26.2 008
1931-01-13 01:55:36 A 10 34 37.16 +15 37 11.0 008
1931-01-13 02:01:34 A 10 34 37.10 +15 36 55.9 008
1931-01-13 02:17:32 A 10 34 37.02 +15 36 14.9 008
1931-01-13 02:23:31 A 10 34 37.00 +15 35 59.6 008
1931-01-13 02:35:29 A 10 34 36.94 +15 35 29.2 008
1931-01-14 04:03:55 A 10 34 44.32 +14 29 27.9 780
1931-01-14 04:26:55 A 10 34 44.22 +14 28 28.3 780
1931-01-14 08:30:54 A 10 34 42.24 +14 17 55.4 780
1931-01-15 05:34:00 A 10 34 43.47 +13 22 27.7 768
1931-01-15 05:36:00 A 10 34 43.38 +13 22 21.8 768
1931-01-15 05:38:00 A 10 34 43.41 +13 22 16.3 768
1931-01-15 05:40:00 A 10 34 43.39 +13 22 11.6 768
1931-01-15 05:42:00 A 10 34 43.36 +13 22 06.5 768
1931-01-15 05:44:00 A 10 34 43.36 +13 22 01.5 768
1931-01-15 05:46:00 A 10 34 43.33 +13 21 55.2 768
1931-01-15 05:48:00 A 10 34 43.30 +13 21 50.5 768
1931-01-15 05:50:00 A 10 34 43.28 +13 21 44.9 768
1931-01-15 05:52:00 A 10 34 43.27 +13 21 39.9 768
1931-01-15 05:54:00 A 10 34 43.29 +13 21 35.1 768
1931-01-15 05:56:00 A 10 34 43.25 +13 21 29.6 768
1931-01-15 05:58:00 A 10 34 43.22 +13 21 24.1 768
1931-01-15 06:00:00 A 10 34 43.17 +13 21 19.2 768
1931-01-15 06:02:00 A 10 34 43.17 +13 21 13.6 768
1931-01-15 06:04:00 A 10 34 43.17 +13 21 09.1 768
1931-01-15 07:13:01 A 10 34 42.39 +13 18 07.2 768
1931-01-15 07:15:01 A 10 34 42.34 +13 18 01.7 768
1931-01-15 07:17:01 A 10 34 42.37 +13 17 56.7 768
1931-01-15 07:19:01 A 10 34 42.28 +13 17 51.8 768
1931-01-15 07:21:01 A 10 34 42.27 +13 17 46.1 768
1931-01-15 07:23:01 A 10 34 42.25 +13 17 41.2 768
1931-01-15 07:25:01 A 10 34 42.28 +13 17 35.4 768
1931-01-15 07:27:01 A 10 34 42.22 +13 17 30.8 768
1931-01-15 07:29:01 A 10 34 42.19 +13 17 25.6 768
1931-01-15 07:31:01 A 10 34 42.13 +13 17 19.9 768
1931-01-15 07:33:01 A 10 34 42.18 +13 17 14.8 768
1931-01-15 07:35:01 A 10 34 42.09 +13 17 10.1 768
1931-01-15 07:37:01 A 10 34 42.10 +13 17 04.1 768
1931-01-15 07:39:01 A 10 34 42.02 +13 16 58.4 768
1931-01-15 07:41:01 A 10 34 42.05 +13 16 53.5 768
1931-01-15 07:43:01 A 10 34 41.98 +13 16 48.6 768
1931-01-15 07:53:01 A 10 34 41.92 +13 16 21.1 768
1931-01-15 07:55:01 A 10 34 41.88 +13 16 16.1 768
1931-01-15 07:57:01 A 10 34 41.85 +13 16 10.9 768
1931-01-15 07:59:01 A 10 34 41.81 +13 16 05.9 768
1931-01-15 08:01:01 A 10 34 41.82 +13 16 00.7 768
1931-01-15 08:03:01 A 10 34 41.75 +13 15 55.2 768
1931-01-15 08:05:01 A 10 34 41.77 +13 15 50.1 768
1931-01-15 08:07:01 A 10 34 41.74 +13 15 44.6 768
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