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
2017-02-04 00:13:25 C 00 32 18.84 +13 00 36.0 q W25
2017-02-04 00:30:19 C 00 32 20.86 +13 00 45.6 q W25
2017-02-09 13:38:02 C 00 48 33.90 +14 16 30.4 o C94
2017-02-09 13:44:53 C 00 48 34.75 +14 16 34.2 o C94
2017-02-09 13:48:01 C 00 48 35.13 +14 16 35.8 o C94
2017-02-09 13:50:58 C 00 48 35.52 +14 16 37.9 o C94
2017-02-14 18:17:09 C 01 04 13.48 +15 26 46.2 q 160
2017-02-14 18:18:56 C 01 04 13.71 +15 26 47.2 q 160
2017-02-14 18:20:51 C 01 04 13.94 +15 26 47.8 q 160
2017-02-16 01:03:04 C 01 08 09.75 +15 43 55.5 q H45
2017-02-16 01:04:31 C 01 08 09.93 +15 43 56.3 q H45
2017-02-16 01:05:52 C 01 08 10.10 +15 43 57.0 q H45
2017-02-16 01:06:47 C 01 08 10.22 +15 43 57.6 q H45
2017-02-16 01:07:41 C 01 08 10.34 +15 43 58.1 q H45
2017-02-16 01:08:39 C 01 08 10.46 +15 43 58.6 q H45
2017-02-19 00:35:52 C 01 17 26.01 +16 23 26.8 q H45
2017-02-19 00:38:18 C 01 17 26.31 +16 23 28.1 q H45
2017-02-19 00:39:11 C 01 17 26.42 +16 23 28.7 q H45
2017-02-19 00:40:45 C 01 17 26.63 +16 23 29.6 q H45
2017-02-19 00:41:39 C 01 17 26.75 +16 23 30.0 q H45
2017-02-19 00:42:46 C 01 17 26.89 +16 23 30.6 q H45
2017-03-11 01:17:15 C 02 23 56.73 +20 25 16.4 q H45
2017-03-11 01:19:06 C 02 23 56.98 +20 25 17.1 q H45
2017-03-11 01:20:15 C 02 23 57.16 +20 25 17.6 q H45
2017-03-11 01:21:47 C 02 23 57.38 +20 25 18.3 q H45
2017-03-11 01:23:48 C 02 23 57.66 +20 25 19.2 q H45
2017-03-11 01:24:52 C 02 23 57.82 +20 25 19.8 q H45
2017-03-11 12:50:07 C 02 25 38.08 +20 30 19.6 o C94
2017-03-11 12:57:10 C 02 25 39.10 +20 30 22.9 o C94
2017-03-11 13:11:19 C 02 25 41.15 +20 30 28.5 o C94
2017-03-13 00:57:45 C 02 30 56.46 +20 45 56.1 q H45
2017-03-13 00:59:15 C 02 30 56.69 +20 45 56.8 q H45
2017-03-13 01:01:07 C 02 30 56.95 +20 45 57.5 q H45
2017-03-13 01:03:11 C 02 30 57.27 +20 45 58.4 q H45
2017-03-13 01:04:01 C 02 30 57.37 +20 45 58.7 q H45
2017-03-13 01:04:57 C 02 30 57.51 +20 45 59.1 q H45
2017-03-21 05:43:47 C 03 00 32.71 +22 02 18.3 L T05
2017-03-21 05:58:00 C 03 00 34.89 +22 02 23.2 L T05
2017-03-21 06:13:46 C 03 00 37.28 +22 02 28.5 L T05
2017-03-21 06:31:03 C 03 00 39.93 +22 02 34.4 L T05
2017-04-03 19:35:24 C 03 51 57.25 +23 30 23.0 t 510
2017-04-03 19:38:22 C 03 51 57.73 +23 30 23.3 t 510
2017-04-03 19:41:21 C 03 51 58.21 +23 30 23.9 t 510
2017-04-03 19:44:20 C 03 51 58.70 +23 30 24.3 t 510
2017-04-03 19:47:18 C 03 51 59.17 +23 30 25.2 t 510
2017-04-03 19:50:17 C 03 51 59.66 +23 30 25.6 t 510
2017-04-03 19:53:16 C 03 52 00.13 +23 30 26.0 t 510
2017-04-03 19:56:15 C 03 52 00.63 +23 30 26.7 t 510
2017-04-03 19:59:13 C 03 52 01.11 +23 30 27.3 t 510
2017-04-03 20:02:13 C 03 52 01.57 +23 30 27.9 t 510
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