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
2021-06-23 21:34:01 s 1 -133487.70 6 -26774.377 1390.0 C57
2021-06-23 21:44:01 S 17 32 21.437 -38 43 58.04 V C57
2021-06-23 21:44:01 s 1 -132726.46 2 -27683.027 2850.0 C57
2021-06-23 21:54:01 S 17 32 20.398 -38 43 53.40 V C57
2021-06-23 21:54:01 s 1 -131958.35 8 -28590.247 5070.0 C57
2021-06-23 22:04:01 S 17 32 19.512 -38 43 47.64 V C57
2021-06-23 22:04:01 s 1 -131183.34 7 -29495.971 7910.0 C57
2021-06-23 22:14:01 S 17 32 18.480 -38 43 42.17 V C57
2021-06-23 22:14:01 s 1 -130401.37 9 -30400.131 1250.0 C57
2021-06-23 22:24:01 S 17 32 17.534 -38 43 38.06 V C57
2021-06-23 22:24:01 s 1 -129612.40 5 -31302.659 4960.0 C57
2021-06-23 22:34:01 S 17 32 16.534 -38 43 33.56 V C57
2021-06-23 22:34:01 s 1 -128816.37 6 -32203.485 8910.0 C57
2021-06-23 22:44:01 S 17 32 15.545 -38 43 28.92 V C57
2021-06-23 22:44:01 s 1 -128013.24 3 -33102.536 2980.0 C57
2021-06-23 22:54:01 S 17 32 14.592 -38 43 22.66 V C57
2021-06-23 22:54:01 s 1 -127202.95 7 -33999.738 7030.0 C57
2021-06-23 23:04:01 S 17 32 13.572 -38 43 17.98 V C57
2021-06-23 23:04:01 s 1 -126385.46 9 -34895.016 950.0 C57
2021-06-23 23:14:01 S 17 32 12.646 -38 43 13.80 V C57
2021-06-23 23:14:01 s 1 -125560.73 0 -35788.295 4600.0 C57
2021-06-23 23:24:01 S 17 32 11.602 -38 43 09.23 V C57
2021-06-23 23:24:01 s 1 -124728.69 2 -36679.494 7860.0 C57
2021-06-23 23:34:01 S 17 32 10.699 -38 43 03.68 V C57
2021-06-23 23:34:01 s 1 -123889.30 4 -37568.534 620.0 C57
2021-06-23 23:44:01 S 17 32 09.653 -38 42 57.92 V C57
2021-06-23 23:44:01 s 1 -123042.52 1 -38455.333 2730.0 C57
2021-06-23 23:54:01 S 17 32 08.710 -38 42 53.64 V C57
2021-06-23 23:54:01 s 1 -122188.29 1 -39339.807 4090.0 C57
2021-06-24 00:04:01 S 17 32 07.692 -38 42 49.25 V C57
2021-06-24 00:04:01 s 1 -121326.56 9 -40221.871 4560.0 C57
2021-06-24 00:14:01 S 17 32 06.696 -38 42 44.57 V C57
2021-06-24 00:14:01 s 1 -120457.30 6 -41101.437 4030.0 C57
2021-06-24 00:24:01 S 17 32 05.736 -38 42 38.12 V C57
2021-06-24 00:24:01 s 1 -119580.45 5 -41978.416 2380.0 C57
2021-06-24 00:34:01 S 17 32 04.699 -38 42 33.23 V C57
2021-06-24 00:34:01 s 1 -118695.96 7 -42852.717 9490.0 C57
2021-06-24 00:44:01 S 17 32 03.770 -38 42 29.12 V C57
2021-06-24 00:44:01 s 1 -117803.79 8 -43724.247 5250.0 C57
2021-06-24 01:04:01 S 17 32 01.812 -38 42 18.90 V C57
2021-06-24 01:04:01 s 1 -115996.22 6 -45458.614 2230.0 C57
2021-06-24 01:14:01 S 17 32 00.756 -38 42 13.03 V C57
2021-06-24 01:14:01 s 1 -115080.73 3 -46321.254 3230.0 C57
2021-06-24 01:24:01 S 17 31 59.794 -38 42 08.86 V C57
2021-06-24 01:24:01 s 1 -114157.37 4 -47180.731 2420.0 C57
2021-06-24 01:34:01 S 17 31 58.788 -38 42 04.14 V C57
2021-06-24 01:34:01 s 1 -113226.10 7 -48036.943 9690.0 C57
2021-06-24 01:44:01 S 17 31 57.763 -38 41 59.28 V C57
2021-06-24 01:44:01 s 1 -112286.88 6 -48889.784 4950.0 C57
2021-06-24 01:54:01 S 17 31 56.810 -38 41 53.12 V C57
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