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
2021-06-12 09:04:01 S 17 56 12.461 -40 44 28.82 V C57
2021-06-12 09:04:01 s 1 +185439.49 9 +160927.18 420.0 C57
2021-06-12 09:14:01 S 17 56 11.448 -40 44 24.36 V C57
2021-06-12 09:14:01 s 1 +185412.19 2 +161687.43 4130.0 C57
2021-06-12 09:24:01 S 17 56 10.618 -40 44 20.36 V C57
2021-06-12 09:24:01 s 1 +185383.17 9 +162446.19 3640.0 C57
2021-06-12 09:34:01 S 17 56 09.612 -40 44 16.04 V C57
2021-06-12 09:34:01 s 1 +185352.46 9 +163203.46 8980.0 C57
2021-06-12 09:44:01 S 17 56 08.782 -40 44 10.86 V C57
2021-06-12 09:44:01 s 1 +185320.07 1 +163959.26 160.0 C57
2021-06-12 09:54:01 S 17 56 07.778 -40 44 06.25 V C57
2021-06-12 09:54:01 s 1 +185285.99 6 +164713.58 7220.0 C57
2021-06-12 10:04:01 S 17 56 06.946 -40 44 02.18 V C57
2021-06-12 10:04:01 s 1 +185250.25 3 +165466.42 170.0 C57
2021-06-12 10:14:01 S 17 56 05.935 -40 43 57.97 V C57
2021-06-12 10:14:01 s 1 +185212.85 1 +166217.79 9060.0 C57
2021-06-12 10:24:01 S 17 56 05.105 -40 43 52.97 V C57
2021-06-12 10:24:01 s 1 +185173.80 0 +166967.68 3880.0 C57
2021-06-12 10:34:01 S 17 56 04.097 -40 43 48.22 V C57
2021-06-12 10:34:01 s 1 +185133.10 9 +167716.09 4680.0 C57
2021-06-12 10:44:01 S 17 56 03.259 -40 43 44.15 V C57
2021-06-12 10:44:01 s 1 +185090.78 7 +168463.04 1480.0 C57
2021-06-12 10:54:01 S 17 56 02.266 -40 43 40.04 V C57
2021-06-12 10:54:01 s 1 +185046.84 2 +169208.51 4300.0 C57
2021-06-12 11:04:01 S 17 56 01.418 -40 43 35.18 V C57
2021-06-12 11:04:01 s 1 +185001.28 6 +169952.52 3150.0 C57
2021-06-12 11:14:01 S 17 56 00.427 -40 43 30.18 V C57
2021-06-12 11:14:01 s 1 +184954.12 5 +170695.05 8080.0 C57
2021-06-12 11:24:01 S 17 55 59.568 -40 43 26.04 V C57
2021-06-12 11:24:01 s 1 +184905.37 0 +171436.12 9090.0 C57
2021-06-12 11:34:01 S 17 55 58.608 -40 43 21.97 V C57
2021-06-12 11:34:01 s 1 +184855.02 9 +172175.73 6210.0 C57
2021-06-12 11:44:01 S 17 55 57.749 -40 43 17.40 V C57
2021-06-12 11:44:01 s 1 +184803.11 1 +172913.87 9470.0 C57
2021-06-12 11:54:01 S 17 55 56.774 -40 43 12.25 V C57
2021-06-12 11:54:01 s 1 +184749.62 4 +173650.55 8890.0 C57
2021-06-12 12:04:01 S 17 55 55.908 -40 43 08.00 V C57
2021-06-12 12:04:01 s 1 +184694.57 8 +174385.77 4490.0 C57
2021-06-12 12:14:01 S 17 55 54.946 -40 43 03.97 V C57
2021-06-12 12:14:01 s 1 +184637.98 1 +175119.53 6280.0 C57
2021-06-12 12:24:01 S 17 55 54.089 -40 42 59.54 V C57
2021-06-12 12:24:01 s 1 +184579.84 1 +175851.84 4310.0 C57
2021-06-12 12:34:01 S 17 55 53.126 -40 42 54.25 V C57
2021-06-12 12:34:01 s 1 +184520.16 7 +176582.68 8570.0 C57
2021-06-12 12:44:01 S 17 55 52.267 -40 42 49.93 V C57
2021-06-12 12:44:01 s 1 +184458.96 8 +177312.08 9110.0 C57
2021-06-12 12:54:01 S 17 55 51.319 -40 42 45.83 V C57
2021-06-12 12:54:01 s 1 +184396.25 1 +178040.02 5930.0 C57
2021-06-12 13:04:01 S 17 55 50.441 -40 42 41.62 V C57
2021-06-12 13:04:01 s 1 +184332.02 5 +178766.51 9070.0 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