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
2021-06-21 23:04:01 s 1 -195037.50 4 +200888.99 2870.0 C57
2021-06-21 23:14:01 S 17 36 30.703 -39 04 53.65 V C57
2021-06-21 23:14:01 s 1 -195115.14 2 +200239.73 5390.0 C57
2021-06-21 23:24:01 S 17 36 29.899 -39 04 49.98 V C57
2021-06-21 23:24:01 s 1 -195191.56 9 +199589.25 4310.0 C57
2021-06-21 23:34:01 S 17 36 28.982 -39 04 45.37 V C57
2021-06-21 23:34:01 s 1 -195266.78 1 +198937.55 9610.0 C57
2021-06-21 23:44:01 S 17 36 28.200 -39 04 39.94 V C57
2021-06-21 23:44:01 s 1 -195340.77 2 +198284.62 1280.0 C57
2021-06-21 23:54:01 S 17 36 27.283 -39 04 35.58 V C57
2021-06-21 23:54:01 s 1 -195413.53 5 +197630.46 9300.0 C57
2021-06-22 00:04:01 S 17 36 26.484 -39 04 32.02 V C57
2021-06-22 00:04:01 s 1 -195485.06 7 +196975.07 3660.0 C57
2021-06-22 00:14:01 S 17 36 25.558 -39 04 27.98 V C57
2021-06-22 00:14:01 s 1 -195555.36 0 +196318.46 4340.0 C57
2021-06-22 01:14:01 S 17 36 20.422 -39 04 01.42 V C57
2021-06-22 01:14:01 s 1 -195950.79 5 +192352.89 160.0 C57
2021-06-22 01:24:01 S 17 36 19.627 -39 03 56.02 V C57
2021-06-22 01:24:01 s 1 -196012.25 9 +191687.64 4600.0 C57
2021-06-22 01:44:01 S 17 36 17.909 -39 03 48.13 V C57
2021-06-22 01:44:01 s 1 -196131.32 6 +190353.42 2010.0 C57
2021-06-22 01:54:01 S 17 36 17.004 -39 03 44.17 V C57
2021-06-22 01:54:01 s 1 -196188.91 8 +189684.45 4940.0 C57
2021-06-22 02:34:01 S 17 36 13.613 -39 03 26.28 V C57
2021-06-22 02:34:01 s 1 -196406.19 1 +186996.14 7830.0 C57
2021-06-22 02:44:01 S 17 36 12.744 -39 03 22.21 V C57
2021-06-22 02:44:01 s 1 -196457.20 5 +186320.95 1240.0 C57
2021-06-22 02:54:01 S 17 36 11.930 -39 03 17.42 V C57
2021-06-22 02:54:01 s 1 -196506.88 5 +185644.51 700.0 C57
2021-06-22 03:04:01 S 17 36 11.035 -39 03 12.06 V C57
2021-06-22 03:04:01 s 1 -196555.22 5 +184966.83 6180.0 C57
2021-06-22 03:14:01 S 17 36 10.217 -39 03 08.21 V C57
2021-06-22 03:14:01 s 1 -196602.21 7 +184287.89 7660.0 C57
2021-06-22 03:24:01 S 17 36 09.317 -39 03 04.14 V C57
2021-06-22 03:24:01 s 1 -196647.85 7 +183607.70 5130.0 C57
2021-06-22 03:34:01 S 17 36 08.510 -39 03 00.54 V C57
2021-06-22 03:34:01 s 1 -196692.13 6 +182926.26 8560.0 C57
2021-06-22 03:44:01 S 17 36 07.601 -39 02 55.28 V C57
2021-06-22 03:44:01 s 1 -196735.05 0 +182243.57 7950.0 C57
2021-06-22 03:54:01 S 17 36 06.809 -39 02 50.35 V C57
2021-06-22 03:54:01 s 1 -196776.59 0 +181559.62 3260.0 C57
2021-06-22 04:04:01 S 17 36 05.885 -39 02 46.07 V C57
2021-06-22 04:04:01 s 1 -196816.75 1 +180874.42 4480.0 C57
2021-06-22 04:14:01 S 17 36 05.076 -39 02 42.54 V C57
2021-06-22 04:14:01 s 1 -196855.52 6 +180187.96 1600.0 C57
2021-06-22 04:34:01 S 17 36 03.374 -39 02 33.32 V C57
2021-06-22 04:34:01 s 1 -196928.89 1 +178811.26 3420.0 C57
2021-06-22 04:44:01 S 17 36 02.438 -39 02 28.18 V C57
2021-06-22 04:44:01 s 1 -196963.46 7 +178121.03 8100.0 C57
2021-06-22 04:54:01 S 17 36 01.642 -39 02 24.29 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