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
2014-12-21 10:22:45 C 21 09 43.37 -10 56 08.3 o C94
2014-12-21 10:31:39 C 21 09 44.20 -10 56 03.5 o C94
2014-12-22 10:38:32 C 21 11 56.79 -10 44 17.3 o C94
2014-12-22 10:45:32 C 21 11 57.42 -10 44 14.1 o C94
2014-12-22 10:52:37 C 21 11 58.06 -10 44 10.3 o C94
2016-03-12 02:14:01 C 20 02 33.69 -25 45 26.1 o K95
2016-03-12 02:15:38 C 20 02 33.85 -25 45 25.5 o K95
2016-03-12 02:17:13 C 20 02 34.01 -25 45 25.1 o K95
2016-03-12 02:24:10 C 20 02 34.68 -25 45 22.7 o K95
2016-03-12 02:25:54 C 20 02 34.84 -25 45 22.2 o K95
2016-03-12 02:30:48 C 20 02 35.33 -25 45 20.5 o K95
2016-03-18 02:32:28 C 20 16 25.68 -24 53 30.8 o K95
2016-03-18 02:38:34 C 20 16 26.24 -24 53 28.7 o K95
2016-03-19 06:01:23 C 20 19 00.78 -24 43 13.6 r Y00
2016-03-19 06:18:58 C 20 19 02.39 -24 43 07.2 r Y00
2016-03-19 06:37:09 C 20 19 04.09 -24 43 00.4 r Y00
2016-03-20 06:26:57 C 20 21 17.62 -24 33 59.3 q Y00
2016-03-20 06:40:16 C 20 21 18.84 -24 33 54.3 q Y00
2016-03-20 06:53:38 C 20 21 20.09 -24 33 49.2 q Y00
2016-04-07 05:31:34 C 20 59 10.74 -21 37 09.3 r Y00
2016-04-07 05:48:48 C 20 59 12.18 -21 37 01.6 r Y00
2016-04-07 06:09:03 C 20 59 13.85 -21 36 53.1 r Y00
2016-04-08 07:48:50 C 21 01 20.37 -21 25 41.8 q Y00
2016-04-08 08:02:08 C 21 01 21.44 -21 25 36.1 q Y00
2016-04-08 08:15:28 C 21 01 22.51 -21 25 30.3 q Y00
2016-04-09 08:00:00 C 21 03 18.75 -21 15 05.0 q Y00
2016-04-09 08:13:06 C 21 03 19.82 -21 14 59.3 q Y00
2016-04-09 08:26:26 C 21 03 20.90 -21 14 53.6 q Y00
2016-04-18 06:34:54 C 21 20 09.92 -19 38 48.3 q Y00
2016-04-18 06:48:10 C 21 20 10.92 -19 38 42.3 q Y00
2016-04-18 07:01:25 C 21 20 11.91 -19 38 36.2 q Y00
2016-04-23 04:54:48 C 21 28 57.00 -18 44 21.1 r Y00
2016-04-23 05:09:23 C 21 28 58.06 -18 44 14.4 r Y00
2016-04-23 05:23:59 C 21 28 59.12 -18 44 07.7 r Y00
2016-04-26 05:21:11 C 21 34 08.76 -18 10 39.4 q Y00
2016-04-26 05:34:21 C 21 34 09.66 -18 10 33.5 q Y00
2016-04-26 05:47:27 C 21 34 10.57 -18 10 27.4 q Y00
2016-05-11 10:38:09 C 21 58 06.89 -15 18 21.7 R G45
2016-05-11 10:46:06 C 21 58 07.35 -15 18 18.1 R G45
2016-05-11 10:53:52 C 21 58 07.82 -15 18 14.3 R G45
2016-05-11 11:02:22 C 21 58 08.32 -15 18 10.3 R G45
2016-05-12 08:09:21 C 21 59 24.12 -15 08 04.8 q Y00
2016-05-12 08:22:39 C 21 59 24.88 -15 07 58.6 q Y00
2016-05-12 08:36:10 C 21 59 25.67 -15 07 52.0 q Y00
2016-05-13 10:40:22 C 22 00 58.28 -14 55 34.6 R G45
2016-05-13 10:40:52 C 22 00 58.31 -14 55 34.1 R G45
2016-05-13 10:48:38 C 22 00 58.77 -14 55 30.7 R G45
2016-05-13 10:49:01 C 22 00 58.78 -14 55 30.5 R G45
2016-05-13 10:56:32 C 22 00 59.20 -14 55 26.8 R G45
2016-05-13 10:57:01 C 22 00 59.25 -14 55 26.8 R G45
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