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
1997-10-02 09:31:56 C 07 46 18.07 +33 28 33.8 z 758
1997-10-02 09:38:27 C 07 46 19.17 +33 28 30.8 z 758
1997-10-02 09:41:57 C 07 46 19.77 +33 28 29.1 z 758
1997-10-07 03:47:26 C 08 05 50.51 +32 28 00.2 z 046
1997-10-07 03:49:20 C 08 05 50.83 +32 27 59.1 z 046
1997-10-07 03:51:20 C 08 05 51.17 +32 27 58.0 z 046
1997-10-11 18:04:48 C 08 24 28.94 +31 18 19.9 z 422
1997-10-11 18:05:55 C 08 24 29.12 +31 18 19.2 z 422
1997-10-11 18:07:02 C 08 24 29.31 +31 18 18.3 z 422
1997-10-31 12:15:48 C 09 40 51.62 +24 16 50.6 z 711
1997-10-31 12:19:50 C 09 40 52.23 +24 16 46.3 z 711
1997-11-01 12:09:26 C 09 44 30.81 +23 50 51.8 z 711
1997-11-01 12:13:25 C 09 44 31.40 +23 50 47.6 z 711
1997-11-02 12:16:05 C 09 48 10.70 +23 24 14.4 z 711
1997-11-03 12:10:58 C 09 51 47.56 +22 57 25.2 z 711
1997-11-05 02:33:49 C 09 57 33.11 +22 13 30.9 046
1997-11-05 02:35:55 C 09 57 33.42 +22 13 28.5 046
1997-11-05 02:38:04 C 09 57 33.73 +22 13 26.0 046
1997-11-07 01:29:27 C 10 04 31.13 +21 18 33.0 z 121
1997-11-07 01:35:15 C 10 04 31.98 +21 18 26.1 z 121
1997-11-08 17:29:02 C 10 10 23.85 +20 30 48.1 z 422
1997-11-08 17:30:22 C 10 10 24.04 +20 30 46.3 z 422
1997-11-08 17:31:43 C 10 10 24.25 +20 30 44.9 z 422
1997-11-11 04:47:58 C 10 19 00.20 +19 17 37.6 046
1997-11-11 04:48:56 C 10 19 00.33 +19 17 36.4 046
1997-11-11 04:50:02 C 10 19 00.48 +19 17 35.1 046
1997-12-01 10:45:27 C 11 25 15.67 +08 13 58.3 z 758
1997-12-01 10:47:34 C 11 25 15.94 +08 13 55.3 z 758
1997-12-01 10:51:28 C 11 25 16.43 +08 13 49.6 z 758
1997-12-10 10:10:22 C 11 52 27.18 +02 54 53.3 z 758
1997-12-29 01:54:45 C 12 45 45.94 -08 20 11.4 046
1997-12-29 01:55:35 C 12 45 46.03 -08 20 12.6 046
1997-12-29 01:57:24 C 12 45 46.23 -08 20 15.5 046
1998-01-08 13:29:16 C 13 14 06.421 -14 30 16.72 l 689
1998-01-09 13:27:58 C 13 16 45.226 -15 04 47.80 l 689
1998-01-10 17:44:01 C 13 19 52.20 -15 45 15.8 z 355
1998-01-10 17:46:09 C 13 19 52.42 -15 45 18.7 z 355
1998-01-10 17:51:48 C 13 19 53.02 -15 45 26.8 z 355
1998-01-14 02:49:39 C 13 28 42.67 -17 40 10.5 046
1998-01-14 02:51:25 C 13 28 42.85 -17 40 12.6 046
1998-01-14 02:52:45 C 13 28 43.00 -17 40 14.8 046
1998-01-15 13:20:54 C 13 32 26.316 -18 28 27.07 l 689
1998-01-24 13:06:50 C 13 55 15.719 -23 21 07.34 l 689
1998-01-25 13:05:22 C 13 57 44.295 -23 52 35.14 l 689
1998-01-26 13:05:23 C 14 00 12.208 -24 23 51.76 l 689
1998-01-27 13:02:01 C 14 02 38.925 -24 54 50.37 l 689
1998-01-28 13:02:24 C 14 05 05.175 -25 25 39.81 l 689
1998-01-28 15:04:17 C 14 05 18.24 -25 27 59.1 z 422
1998-01-28 15:11:53 C 14 05 19.00 -25 28 09.0 z 422
1998-01-28 15:41:04 C 14 05 21.90 -25 28 46.6 z 422
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