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 14:04:01 s 1 -189188.54 1 +234165.88 7880.0 C57
2021-06-21 14:14:01 S 17 37 16.651 -39 08 50.42 V C57
2021-06-21 14:14:01 s 1 -189324.19 0 +233580.89 3540.0 C57
2021-06-21 14:24:01 S 17 37 15.749 -39 08 46.43 V C57
2021-06-21 14:24:01 s 1 -189458.88 3 +232994.74 6330.0 C57
2021-06-21 14:34:01 S 17 37 14.959 -39 08 41.35 V C57
2021-06-21 14:34:01 s 1 -189592.61 5 +232407.43 6250.0 C57
2021-06-21 14:44:01 S 17 37 14.095 -39 08 36.35 V C57
2021-06-21 14:44:01 s 1 -189725.38 2 +231818.96 3280.0 C57
2021-06-21 14:54:01 S 17 37 13.250 -39 08 32.24 V C57
2021-06-21 14:54:01 s 1 -189857.18 0 +231229.33 7410.0 C57
2021-06-21 15:04:01 S 17 37 12.403 -39 08 28.64 V C57
2021-06-21 15:04:01 s 1 -189988.00 5 +230638.54 8630.0 C57
2021-06-21 15:14:01 S 17 37 11.546 -39 08 24.50 V C57
2021-06-21 15:14:01 s 1 -190117.85 3 +230046.58 6920.0 C57
2021-06-21 15:24:01 S 17 37 10.738 -39 08 19.50 V C57
2021-06-21 15:24:01 s 1 -190246.72 0 +229453.46 2280.0 C57
2021-06-21 15:34:01 S 17 37 09.847 -39 08 14.28 V C57
2021-06-21 15:34:01 s 1 -190374.60 2 +228859.16 4690.0 C57
2021-06-21 15:44:01 S 17 37 09.046 -39 08 10.54 V C57
2021-06-21 15:44:01 s 1 -190501.49 4 +228263.71 4140.0 C57
2021-06-21 15:54:01 S 17 37 08.136 -39 08 06.58 V C57
2021-06-21 15:54:01 s 1 -190627.39 2 +227667.08 610.0 C57
2021-06-21 16:04:01 S 17 37 07.342 -39 08 02.83 V C57
2021-06-21 16:04:01 s 1 -190752.29 3 +227069.28 4110.0 C57
2021-06-21 16:14:01 S 17 37 06.432 -39 07 57.36 V C57
2021-06-21 16:14:01 s 1 -190876.19 2 +226470.31 4600.0 C57
2021-06-21 16:24:01 S 17 37 05.654 -39 07 52.57 V C57
2021-06-21 16:24:01 s 1 -190999.08 5 +225870.16 2090.0 C57
2021-06-21 16:34:01 S 17 37 04.738 -39 07 48.50 V C57
2021-06-21 16:34:01 s 1 -191120.96 7 +225268.85 6550.0 C57
2021-06-21 16:44:01 S 17 37 03.946 -39 07 45.01 V C57
2021-06-21 16:44:01 s 1 -191241.83 4 +224666.35 7980.0 C57
2021-06-21 16:54:01 S 17 37 03.031 -39 07 40.76 V C57
2021-06-21 16:54:01 s 1 -191361.68 2 +224062.68 6370.0 C57
2021-06-21 17:04:01 S 17 37 02.258 -39 07 35.44 V C57
2021-06-21 17:04:01 s 1 -191480.50 6 +223457.84 1690.0 C57
2021-06-21 17:14:01 S 17 37 01.349 -39 07 30.65 V C57
2021-06-21 17:14:01 s 1 -191598.30 2 +222851.81 3950.0 C57
2021-06-21 17:24:01 S 17 37 00.542 -39 07 26.83 V C57
2021-06-21 17:24:01 s 1 -191715.06 6 +222244.61 3120.0 C57
2021-06-21 17:34:01 S 17 36 59.626 -39 07 22.94 V C57
2021-06-21 17:34:01 s 1 -191830.79 3 +221636.22 9190.0 C57
2021-06-21 17:44:01 S 17 36 58.836 -39 07 18.84 V C57
2021-06-21 17:44:01 s 1 -191945.47 9 +221026.65 2150.0 C57
2021-06-21 18:14:01 S 17 36 56.261 -39 07 04.91 V C57
2021-06-21 18:14:01 s 1 -192283.24 5 +219190.84 2240.0 C57
2021-06-21 18:24:01 S 17 36 55.423 -39 07 01.06 V C57
2021-06-21 18:24:01 s 1 -192393.72 0 +218576.53 2620.0 C57
2021-06-21 18:34:01 S 17 36 54.578 -39 06 57.06 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