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
1931-01-15 08:09:01 A 10 34 41.71 +13 15 40.2 768
1931-01-15 08:11:01 A 10 34 41.64 +13 15 34.0 768
1931-01-15 08:13:01 A 10 34 41.64 +13 15 28.9 768
1931-01-15 08:15:01 A 10 34 41.59 +13 15 23.3 768
1931-01-15 08:17:01 A 10 34 41.61 +13 15 18.6 768
1931-01-15 08:19:01 A 10 34 41.54 +13 15 13.2 768
1931-01-15 09:17:31 A 10 34 40.80 +13 12 38.2 768
1931-01-15 09:20:01 A 10 34 40.76 +13 12 31.3 768
1931-01-15 09:22:01 A 10 34 40.73 +13 12 25.9 768
1931-01-15 09:24:01 A 10 34 40.72 +13 12 21.0 768
1931-01-15 09:26:01 A 10 34 40.69 +13 12 15.8 768
1931-01-15 09:28:01 A 10 34 40.65 +13 12 09.9 768
1931-01-15 09:30:01 A 10 34 40.63 +13 12 04.7 768
1931-01-15 09:33:01 A 10 34 40.63 +13 11 56.9 768
1931-01-15 09:35:01 A 10 34 40.57 +13 11 51.5 768
1931-01-15 09:37:01 A 10 34 40.54 +13 11 46.2 768
1931-01-15 09:39:01 A 10 34 40.52 +13 11 40.8 768
1931-01-15 09:41:01 A 10 34 40.51 +13 11 36.0 768
1931-01-15 09:43:01 A 10 34 40.46 +13 11 30.3 768
1931-01-15 09:45:01 A 10 34 40.47 +13 11 24.9 768
1931-01-15 09:47:01 A 10 34 40.43 +13 11 19.7 768
1931-01-15 10:00:01 A 10 34 40.25 +13 10 45.4 768
1931-01-15 10:02:01 A 10 34 40.20 +13 10 40.1 768
1931-01-15 10:04:01 A 10 34 40.20 +13 10 34.8 768
1931-01-15 10:06:01 A 10 34 40.14 +13 10 28.9 768
1931-01-15 10:08:01 A 10 34 40.16 +13 10 23.8 768
1931-01-15 10:10:01 A 10 34 40.11 +13 10 19.0 768
1931-01-15 10:12:01 A 10 34 40.11 +13 10 12.8 768
1931-01-15 10:14:01 A 10 34 40.06 +13 10 07.4 768
1931-01-15 10:16:01 A 10 34 40.06 +13 10 02.2 768
1931-01-15 10:18:01 A 10 34 40.00 +13 09 56.9 768
1931-01-15 10:20:01 A 10 34 39.99 +13 09 51.5 768
1931-01-15 10:22:01 A 10 34 39.99 +13 09 46.6 768
1931-01-15 10:24:01 A 10 34 39.97 +13 09 41.4 768
1931-01-15 10:26:01 A 10 34 39.91 +13 09 36.1 768
1931-01-15 10:28:01 A 10 34 39.93 +13 09 30.2 768
1931-01-15 10:30:01 A 10 34 39.89 +13 09 25.6 768
1931-01-15 11:00:01 A 10 34 39.52 +13 08 05.1 768
1931-01-15 11:02:01 A 10 34 39.46 +13 08 00.5 768
1931-01-15 11:04:01 A 10 34 39.48 +13 07 54.1 768
1931-01-15 11:06:01 A 10 34 39.41 +13 07 48.8 768
1931-01-15 11:08:01 A 10 34 39.41 +13 07 43.8 768
1931-01-15 11:10:01 A 10 34 39.40 +13 07 38.3 768
1931-01-15 11:12:01 A 10 34 39.39 +13 07 33.3 768
1931-01-15 11:14:01 A 10 34 39.32 +13 07 27.7 768
1931-01-15 11:16:01 A 10 34 39.29 +13 07 21.6 768
1931-01-15 11:18:01 A 10 34 39.29 +13 07 17.0 768
1931-01-15 11:20:01 A 10 34 39.28 +13 07 11.1 768
1931-01-15 11:22:01 A 10 34 39.24 +13 07 05.9 768
1931-01-15 11:24:01 A 10 34 39.24 +13 07 00.8 768
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