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 02:54:01 s 1 -178111.00 8 +270779.97 4110.0 C57
2021-06-21 03:04:01 S 17 38 13.274 -39 13 42.78 V C57
2021-06-21 03:04:01 s 1 -178302.70 6 +270270.06 8310.0 C57
2021-06-21 03:14:01 S 17 38 12.372 -39 13 37.27 V C57
2021-06-21 03:14:01 s 1 -178493.67 2 +269759.07 290.0 C57
2021-06-21 03:24:01 S 17 38 11.590 -39 13 33.42 V C57
2021-06-21 03:24:01 s 1 -178683.90 1 +269246.99 60.0 C57
2021-06-21 03:44:01 S 17 38 09.900 -39 13 25.75 V C57
2021-06-21 03:44:01 s 1 -179062.14 3 +268219.57 2890.0 C57
2021-06-21 03:54:01 S 17 38 08.983 -39 13 20.68 V C57
2021-06-21 03:54:01 s 1 -179250.14 9 +267704.22 5940.0 C57
2021-06-21 04:04:01 S 17 38 08.215 -39 13 15.67 V C57
2021-06-21 04:04:01 s 1 -179437.40 8 +267187.79 6730.0 C57
2021-06-21 04:14:01 S 17 38 07.303 -39 13 11.60 V C57
2021-06-21 04:14:01 s 1 -179623.91 7 +266670.26 5260.0 C57
2021-06-21 04:24:01 S 17 38 06.514 -39 13 07.93 V C57
2021-06-21 04:24:01 s 1 -179809.67 4 +266151.64 1520.0 C57
2021-06-21 04:34:01 S 17 38 05.604 -39 13 03.94 V C57
2021-06-21 04:34:01 s 1 -179994.67 5 +265631.93 5500.0 C57
2021-06-21 04:44:01 S 17 38 04.819 -39 12 58.86 V C57
2021-06-21 04:44:01 s 1 -180178.91 7 +265111.12 7190.0 C57
2021-06-21 04:54:01 S 17 38 03.946 -39 12 53.89 V C57
2021-06-21 04:54:01 s 1 -180362.39 8 +264589.22 6590.0 C57
2021-06-21 05:04:01 S 17 38 03.120 -39 12 49.93 V C57
2021-06-21 05:04:01 s 1 -180545.11 4 +264066.22 3670.0 C57
2021-06-21 05:14:01 S 17 38 02.256 -39 12 46.19 V C57
2021-06-21 05:14:01 s 1 -180727.06 3 +263542.12 8450.0 C57
2021-06-21 05:24:01 S 17 38 01.426 -39 12 42.23 V C57
2021-06-21 05:24:01 s 1 -180908.24 1 +263016.92 900.0 C57
2021-06-21 05:34:01 S 17 38 00.619 -39 12 37.04 V C57
2021-06-21 05:34:01 s 1 -181088.64 6 +262490.63 1010.0 C57
2021-06-21 05:44:01 S 17 37 59.738 -39 12 32.08 V C57
2021-06-21 05:44:01 s 1 -181268.27 5 +261963.23 8790.0 C57
2021-06-21 06:14:01 S 17 37 57.262 -39 12 21.64 V C57
2021-06-21 06:14:01 s 1 -181802.47 3 +260374.42 7990.0 C57
2021-06-21 06:34:01 S 17 37 55.584 -39 12 10.15 V C57
2021-06-21 06:34:01 s 1 -182154.66 6 +259309.70 2260.0 C57
2021-06-21 06:44:01 S 17 37 54.672 -39 12 06.30 V C57
2021-06-21 06:44:01 s 1 -182329.57 3 +258775.67 5810.0 C57
2021-06-21 06:54:01 S 17 37 53.911 -39 12 02.38 V C57
2021-06-21 06:54:01 s 1 -182503.68 1 +258240.54 6950.0 C57
2021-06-21 07:04:01 S 17 37 52.999 -39 11 58.02 V C57
2021-06-21 07:04:01 s 1 -182676.98 8 +257704.30 5680.0 C57
2021-06-21 07:14:01 S 17 37 52.217 -39 11 53.20 V C57
2021-06-21 07:14:01 s 1 -182849.49 1 +257166.95 1990.0 C57
2021-06-21 07:24:01 S 17 37 51.302 -39 11 48.70 V C57
2021-06-21 07:24:01 s 1 -183021.18 7 +256628.48 5870.0 C57
2021-06-21 07:34:01 S 17 37 50.496 -39 11 44.77 V C57
2021-06-21 07:34:01 s 1 -183192.07 2 +256088.91 7310.0 C57
2021-06-21 07:44:01 S 17 37 49.589 -39 11 40.81 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