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
1968-04-27 06:20:32 A 11 15 41.80 -32 39 01.2 693
1968-04-29 20:14:37 A 11 18 10.34 -31 58 56.6 020
1968-04-29 20:18:36 A 11 18 10.31 -31 58 55.1 020
1968-05-03 10:45:33 A 11 22 05.67 -31 04 38.1 420
1968-05-06 10:19:13 A 11 25 43.77 -30 22 02.1 420
1968-05-07 19:19:15 A 11 27 30.67 -30 03 06.1 051
1968-05-17 18:15:00 A 11 42 07.34 -28 00 27.1 051
1968-05-27 18:27:46 A 11 59 09.46 -26 23 49.6 051
1968-06-03 17:48:59 A 12 12 04.32 -25 32 27.6 051
1970-07-02 14:33:24 A 18 57 09.63 -33 07 58.3 420
1970-07-26 19:52:26 A 18 14 59.84 -29 15 13.8 095
1970-07-27 21:33:43 A 18 13 47.67 -29 03 41.3 020
1970-07-27 21:41:11 A 18 13 47.25 -29 03 35.2 020
1972-07-08 00:10:37 A 22 56 47.61 -02 53 58.7 020
1972-07-13 02:09:35 A 22 56 21.72 -02 04 31.3 020
1972-07-13 02:35:30 A 22 56 21.43 -02 04 22.6 020
1972-07-13 08:14:49 A 22 56 18.47 -02 01 56.0 805
1972-07-13 08:39:48 A 22 56 18.22 -02 01 46.1 805
1972-07-13 09:07:18 A 22 56 18.03 -02 01 36.9 805
1972-07-18 01:14:06 A 22 54 51.61 -01 19 05.2 020
1972-07-18 01:36:02 A 22 54 51.18 -01 18 57.5 020
1972-07-20 01:06:09 A 22 53 56.36 -01 01 43.8 020
1972-07-20 01:21:06 A 22 53 56.08 -01 01 38.9 020
1972-07-22 23:01:05 A 22 52 15.45 -00 37 22.3 073
1972-07-22 23:27:00 A 22 52 14.77 -00 37 13.9 073
1972-08-11 06:06:59 A 22 30 55.23 +01 24 19.4 786
1972-08-11 06:56:00 A 22 30 51.86 +01 24 28.3 786
1972-08-14 20:48:17 A 22 25 08.82 +01 37 36.8 073
1972-08-14 21:02:15 A 22 25 07.85 +01 37 38.5 073
1972-08-15 20:53:18 A 22 23 27.99 +01 40 44.0 073
1972-08-15 21:04:16 A 22 23 27.19 +01 40 45.0 073
1972-08-16 23:39:48 A 22 21 33.82 +01 43 49.0 095
1972-08-21 22:29:28 A 22 12 47.08 +01 53 56.5 020
1972-08-21 22:36:27 A 22 12 46.49 +01 53 57.8 020
1972-08-21 22:43:26 A 22 12 45.94 +01 53 58.2 020
1972-08-28 20:15:10 A 22 00 03.82 +01 57 42.5 073
1972-09-05 20:24:49 A 21 45 43.47 +01 48 45.2 095
1972-09-06 20:15:19 A 21 44 02.86 +01 46 49.6 095
1972-09-06 20:55:26 A 21 43 59.98 +01 46 46.0 095
1972-09-07 19:51:47 A 21 42 24.98 +01 44 46.2 095
1972-09-07 20:26:04 A 21 42 22.55 +01 44 42.9 095
1972-09-08 21:52:33 A 21 40 39.21 +01 42 21.8 13.0 026
1972-09-10 19:41:32 A 21 37 39.46 +01 37 44.2 095
1972-09-10 20:07:47 A 21 37 37.76 +01 37 41.4 095
1972-09-15 20:42:50 A 21 30 28.62 +01 23 59.6 095
1972-09-15 21:17:32 A 21 30 26.63 +01 23 55.1 095
1972-10-10 14:32:59 A 21 14 28.04 +00 20 08.5 330
1972-10-16 18:55:46 A 21 15 34.17 +00 13 17.1 020
1972-10-16 19:03:15 A 21 15 34.24 +00 13 16.1 020
1972-10-29 12:06:29 A 21 23 15.84 +00 17 37.1 13.5 380
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