393359 (1998 ME3)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4835648462 ± 2.36e-08
Semi-major axis (a)2.1792511070 AU ± 1.19e-08
Inclination (i)6.01342634° ± 4.19e-06
Long. of Asc. Node (Ω)129.36284925° ± 1.84e-05
Arg. of Perihelion (ω)165.64974938° ± 2.94e-05
Mean Anomaly (M)182.23640527° ± 3.23e-05
Mean Motion (n)0.3063736166°/day ± 2.52e-09
Perihelion dist (q)1.12544188 AU ± 5.17e-08
Aphelion dist (Q)3.23306033 AU ± 5.43e-08
Orbital Period3.21707298 yr ± 2.64e-08
Physical Parameters
H (abs. magnitude)19.44
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.562″
Uncertainty0
Orbit TypeAmor
MOID0.110444 AU
Observations Used245
Oppositions18
Arc Total1998-2024
First Observation Used1998-05-23
Last Observation Used2024-12-04
Observations (281)
Date Type RA Dec Mag Band Observatory
1998-08-16 21:25:25 C 20 50 58.68 -27 13 52.8 046
1998-08-16 21:26:48 C 20 50 58.99 -27 13 54.4 046
1998-08-16 21:27:53 C 20 50 59.18 -27 13 54.6 046
1998-08-16 21:29:13 C 20 50 59.43 -27 13 55.5 046
1998-08-16 21:30:21 C 20 50 59.65 -27 13 55.7 046
1998-08-17 12:23:32 C 20 54 07.62 -27 21 27.1 426
1998-08-17 12:29:44 C 20 54 08.81 -27 21 30.7 426
1998-08-17 12:36:05 C 20 54 10.06 -27 21 34.3 426
1998-08-21 09:13:33 C 21 12 09.99 -28 01 00.0 c 566
1998-08-21 09:28:56 C 21 12 12.57 -28 01 04.8 c 566
1998-08-21 09:43:57 C 21 12 15.01 -28 01 09.2 c 566
1998-08-21 12:44:55 C 21 12 49.11 -28 01 21.0 426
1998-08-21 13:01:35 C 21 12 51.90 -28 01 26.1 426
1998-08-21 13:18:10 C 21 12 54.68 -28 01 31.4 426
1998-08-22 13:12:06 C 21 17 06.00 -28 08 15.0 c 566
1998-08-22 13:27:16 C 21 17 08.47 -28 08 17.2 c 566
1998-08-22 13:42:26 C 21 17 10.97 -28 08 20.0 c 566
1998-09-02 01:28:31 C 21 53 45.21 -28 08 11.4 z 860
1998-09-02 01:43:16 C 21 53 46.87 -28 08 07.5 z 860
1998-09-17 10:54:53 C 22 28 08.77 -26 03 29.3 b 426
1998-09-17 11:03:57 C 22 28 09.34 -26 03 25.8 b 426
1998-09-17 11:12:53 C 22 28 09.97 -26 03 21.8 b 426
1998-09-21 03:54:13 C 22 34 23.50 -25 22 11.9 18.9 a 704
1998-09-21 04:25:59 C 22 34 25.56 -25 21 55.6 18.8 a 704
1998-09-21 04:57:46 C 22 34 27.29 -25 21 40.7 19.0 a 704
1998-09-21 05:29:43 C 22 34 29.30 -25 21 25.1 19.7 a 704
2001-09-20 05:36:52 C 15 25 31.23 -16 07 33.9 c 568
2001-09-20 05:39:27 C 15 25 31.64 -16 07 35.8 c 568
2011-06-27 10:51:37 C 01 16 53.20 +06 07 57.7 o 291
2011-06-27 10:57:00 C 01 16 53.89 +06 07 59.5 o 291
2011-06-27 11:02:20 C 01 16 54.59 +06 08 02.3 o 291
2011-10-30 09:09:25 C 02 48 25.11 +03 02 41.3 t G58
2011-10-30 09:20:55 C 02 48 24.39 +03 02 39.0 t G58
2011-10-30 09:34:11 C 02 48 23.60 +03 02 36.6 t G58
2014-04-07 07:08:24 C 13 52 32.22 +02 39 14.7 q G96
2014-04-07 07:21:06 C 13 52 31.71 +02 39 21.7 q G96
2014-04-07 07:33:48 C 13 52 31.22 +02 39 28.5 q G96
2014-04-07 07:46:30 C 13 52 30.72 +02 39 35.6 q G96
2014-04-23 08:10:52 C 13 35 00.56 +06 11 49.3 q G96
2014-04-23 08:22:03 C 13 34 59.95 +06 11 55.0 q G96
2014-04-23 08:33:16 C 13 34 59.33 +06 12 00.8 q G96
2014-04-23 08:44:27 C 13 34 58.71 +06 12 06.6 q G96
2014-06-03 02:46:48 C 13 00 17.79 +08 59 16.6 u H21
2014-06-03 02:54:50 C 13 00 17.76 +08 59 14.8 u H21
2014-06-03 03:01:36 C 13 00 17.76 +08 59 12.7 u H21
2014-07-01 06:29:31 C 13 20 55.864 +03 23 50.09 L F51
2014-07-01 07:02:31 C 13 20 57.726 +03 23 25.94 L F51
2014-07-01 07:18:59 C 13 20 58.662 +03 23 14.01 L F51
2014-07-14 22:40:20 S 13 45 19.27 -01 07 16.9 L C51
2014-07-15 01:49:45 S 13 45 35.95 -01 10 11.2 L C51