523670 (2013 EP41)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2510256030 ± 7.60e-08
Semi-major axis (a)1.7086866752 AU ± 2.42e-08
Inclination (i)23.06266815° ± 1.08e-05
Long. of Asc. Node (Ω)166.69247738° ± 6.20e-06
Arg. of Perihelion (ω)173.12771069° ± 1.70e-05
Mean Anomaly (M)84.86901112° ± 2.61e-05
Mean Motion (n)0.4412844531°/day ± 9.38e-09
Perihelion dist (q)1.27976257 AU ± 1.31e-07
Aphelion dist (Q)2.13761078 AU ± 1.33e-07
Orbital Period2.23353956 yr ± 4.75e-08
Physical Parameters
H (abs. magnitude)19.40
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.626″
Uncertainty0
Orbit TypeAmor
MOID0.271582 AU
Observations Used470
Oppositions7
Arc Total2013-2025
First Observation Used2013-03-08
Last Observation Used2025-12-31
Observations (661)
Date Type RA Dec Mag Band Observatory
2018-09-17 11:16:14 C 23 34 15.69 -15 35 13.2 U T05
2018-09-17 11:44:41 S 23 33 36.466 -15 23 35.81 V C57
2018-09-17 11:44:41 s 1 -220373.90 0 +149428.56 0.75 C57
2018-09-17 11:45:10 C 23 34 16.68 -15 36 42.8 U T05
2018-09-17 11:59:39 C 23 34 17.17 -15 37 27.6 U T05
2018-09-17 12:14:41 S 23 33 38.429 -15 25 03.61 V C57
2018-09-17 12:14:41 s 1 -220260.88 3 +147480.36 0.104 C57
2018-09-17 12:44:41 S 23 33 40.226 -15 26 38.15 V C57
2018-09-17 12:44:41 s 1 -220135.49 1 +145523.87 0.659 C57
2018-09-17 13:14:41 S 23 33 42.223 -15 28 18.66 V C57
2018-09-17 13:14:41 s 1 -219997.59 8 +143559.14 0.34 C57
2018-09-17 13:44:41 S 23 33 44.225 -15 29 48.30 V C57
2018-09-17 13:44:41 s 1 -219847.07 2 +141586.17 0.069 C57
2018-09-17 14:44:41 S 23 33 47.827 -15 32 46.10 V C57
2018-09-17 14:44:41 s 1 -219507.59 3 +137615.63 0.358 C57
2018-09-17 15:14:41 S 23 33 49.841 -15 34 20.24 V C57
2018-09-17 15:14:41 s 1 -219318.37 0 +135618.11 0.758 C57
2018-09-17 15:44:41 S 23 33 51.698 -15 35 48.23 V C57
2018-09-17 15:44:41 s 1 -219115.97 4 +133612.46 0.884 C57
2018-09-17 16:14:41 S 23 33 53.813 -15 37 32.70 V C57
2018-09-17 16:14:41 s 1 -218900.26 6 +131598.70 0.654 C57
2018-09-17 16:44:41 S 23 33 55.478 -15 38 56.11 V C57
2018-09-17 16:44:41 s 1 -218671.10 1 +129576.86 0.983 C57
2018-09-17 18:14:41 S 23 34 01.291 -15 43 32.45 V C57
2018-09-17 18:14:41 s 1 -217901.41 7 +123463.21 0.446 C57
2018-09-17 18:44:41 S 23 34 02.914 -15 44 58.16 V C57
2018-09-17 18:44:41 s 1 -217616.96 1 +121409.39 0.127 C57
2018-09-17 19:14:41 S 23 34 04.954 -15 46 33.13 V C57
2018-09-17 19:14:41 s 1 -217318.30 4 +119347.67 0.919 C57
2018-09-17 20:14:41 S 23 34 08.650 -15 49 41.09 V C57
2018-09-17 20:14:41 s 1 -216677.75 8 +115200.64 0.456 C57
2018-09-17 20:44:41 S 23 34 10.579 -15 51 08.93 V C57
2018-09-17 20:44:41 s 1 -216335.54 9 +113115.43 0.008 C57
2018-09-17 23:14:41 S 23 34 20.470 -15 58 55.06 V C57
2018-09-17 23:14:41 s 1 -214395.98 9 +102573.43 0.19 C57
2018-09-17 23:44:41 S 23 34 22.270 -16 00 26.10 V C57
2018-09-17 23:44:41 s 1 -213962.16 8 +100442.47 0.519 C57
2018-09-18 00:14:41 S 23 34 24.353 -16 02 11.90 V C57
2018-09-18 00:14:41 s 1 -213512.46 7 +98304.079 0.937 C57
2018-09-18 01:14:41 S 23 34 28.164 -16 05 01.72 V C57
2018-09-18 01:14:41 s 1 -212564.68 7 +94005.222 0.587 C57
2018-09-18 01:44:41 S 23 34 30.077 -16 06 36.79 V C57
2018-09-18 01:44:41 s 1 -212066.23 3 +91844.888 0.588 C57
2018-09-18 02:14:41 S 23 34 32.309 -16 08 14.35 V C57
2018-09-18 02:14:41 s 1 -211551.14 9 +89677.371 0.215 C57
2018-09-18 03:14:41 S 23 34 35.832 -16 11 17.77 V C57
2018-09-18 03:14:41 s 1 -210470.30 4 +85321.078 0.86 C57
2018-09-18 03:44:41 S 23 34 37.740 -16 12 45.32 V C57
2018-09-18 03:44:41 s 1 -209904.14 4 +83132.451 0.629 C57
2018-09-18 04:14:41 S 23 34 39.749 -16 14 20.62 V C57