IAA RAS IAA Minor Planet Database

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
2019-05-29 07:11:41 C 10 41 23.65 -12 05 21.3 – V T08
2019-05-31 06:27:49 C 10 46 45.32 -12 20 35.3 – V T05
2019-05-31 06:31:53 C 10 46 45.77 -12 20 36.6 – V T05
2019-05-31 06:41:21 C 10 46 46.82 -12 20 39.7 – V T05
2019-05-31 06:57:38 C 10 46 48.62 -12 20 44.8 – V T05
2019-06-02 03:42:13 C 10 51 52.31 -12 35 12.4 – V 703
2019-06-02 03:50:40 C 10 51 53.25 -12 35 15.0 – V 703
2019-06-02 03:59:08 C 10 51 54.19 -12 35 17.6 – V 703
2019-06-02 04:07:36 C 10 51 55.13 -12 35 20.5 – V 703
2019-06-02 06:27:48 C 10 52 11.01 -12 36 04.4 – V T08
2019-06-02 06:31:47 C 10 52 11.44 -12 36 05.6 – V T08
2019-06-02 06:39:06 C 10 52 12.24 -12 36 07.8 – V T08
2019-06-02 06:55:47 C 10 52 14.09 -12 36 13.2 – V T08
2019-06-08 06:15:37 C 11 08 21.83 -13 22 41.2 – V T05
2019-06-08 06:21:04 C 11 08 22.43 -13 22 43.0 – V T05
2019-06-08 06:28:26 C 11 08 23.23 -13 22 45.2 – V T05
2019-06-08 06:48:21 C 11 08 25.42 -13 22 51.6 – V T05
2019-06-10 05:59:38 C 11 13 42.44 -13 38 14.3 – V T08
2019-06-10 06:05:01 C 11 13 43.02 -13 38 16.0 – V T08
2019-06-10 06:12:27 C 11 13 43.84 -13 38 18.5 – V T08
2019-06-10 06:26:55 C 11 13 45.42 -13 38 23.1 – V T08
2019-06-12 06:11:17 C 11 19 05.19 -13 53 59.1 – V T05
2019-06-12 06:15:57 C 11 19 05.70 -13 54 00.7 – V T05
2019-06-12 06:30:00 C 11 19 07.22 -13 54 05.0 – V T05
2019-06-12 06:35:58 C 11 19 07.89 -13 54 07.1 – V T05
2019-06-12 06:50:10 C 11 19 09.44 -13 54 11.6 – V T05
2019-06-12 06:51:29 C 11 19 09.58 -13 54 11.9 – V T05
2019-06-12 06:56:48 C 11 19 10.16 -13 54 13.8 – V T05
2019-06-14 07:06:58 C 11 24 31.80 -14 09 59.5 – V T08
2019-06-14 07:11:45 C 11 24 32.33 -14 10 01.2 – V T08
2019-06-14 07:19:50 C 11 24 33.21 -14 10 03.6 – V T08
2019-06-14 07:33:54 C 11 24 34.75 -14 10 08.1 – V T08
2019-06-20 05:56:42 C 11 40 20.32 -14 56 51.3 – V T05
2019-06-20 06:02:14 C 11 40 20.92 -14 56 53.2 – V T05
2019-06-20 06:11:09 C 11 40 21.88 -14 56 55.9 – V T05
2019-06-20 06:27:04 C 11 40 23.60 -14 57 01.2 – V T05
2019-06-21 05:59:50 C 11 42 59.24 -15 04 44.9 – V T08
2019-06-21 06:05:10 C 11 42 59.82 -15 04 46.7 – V T08
2019-06-21 06:15:11 C 11 43 00.89 -15 04 50.1 – V T08
2019-06-21 06:29:58 C 11 43 02.49 -15 04 54.8 – V T08
2019-06-22 06:53:00 C 11 45 43.35 -15 12 55.2 – V T08
2019-06-22 06:57:45 C 11 45 43.87 -15 12 56.6 – V T08
2019-06-22 07:05:09 C 11 45 44.67 -15 12 59.0 – V T08
2019-06-26 06:02:48 C 11 56 09.51 -15 44 09.8 – V T08
2019-06-26 06:07:35 C 11 56 10.02 -15 44 11.4 – V T08
2019-06-26 06:15:35 C 11 56 10.88 -15 44 14.0 – V T08
2019-06-26 06:32:29 C 11 56 12.70 -15 44 19.5 – V T08
2019-07-11 21:58:45 C 12 36 58.14 -17 46 59.9 – o Z22
2019-07-11 22:05:26 C 12 36 58.85 -17 47 02.1 – o Z22
2019-07-15 05:51:22 C 12 45 34.09 -18 12 45.1 – V T08
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