53426 (1999 SL5)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5397322386 ± 5.24e-09
Semi-major axis (a)1.9222577034 AU ± 4.98e-10
Inclination (i)22.76527761° ± 6.57e-07
Long. of Asc. Node (Ω)239.03511305° ± 1.98e-06
Arg. of Perihelion (ω)43.41882174° ± 3.15e-06
Mean Anomaly (M)315.75994878° ± 1.08e-06
Mean Motion (n)0.3698238038°/day ± 1.44e-10
Perihelion dist (q)0.88475325 AU ± 1.01e-08
Aphelion dist (Q)2.95976216 AU ± 1.01e-08
Orbital Period2.66512397 yr ± 1.03e-09
Physical Parameters
H (abs. magnitude)17.19
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.031″
Uncertainty0
Orbit TypeApollo
MOID0.027525 AU
Observations Used1119
Gaia Obs Used30
Oppositions10
Arc Total1999-2024
First Observation Used1999-09-28
Last Observation Used2024-01-11
Observations (1211)
Date Type RA Dec Mag Band Observatory
2015-09-21 00:57:10 C 20 27 48.29 +63 33 45.9 u H21
2015-09-21 01:03:11 C 20 27 50.15 +63 33 35.6 u H21
2015-09-21 01:05:12 C 20 27 50.76 +63 33 32.1 u H21
2015-09-21 01:07:12 C 20 27 51.40 +63 33 28.5 u H21
2015-09-21 01:09:13 C 20 27 52.02 +63 33 25.2 u H21
2015-09-23 03:05:52 C 20 42 57.77 +62 03 29.9 q H21
2015-09-23 03:09:29 C 20 42 58.78 +62 03 23.2 q H21
2015-09-23 03:13:06 C 20 42 59.81 +62 03 16.4 q H21
2015-09-23 03:16:43 C 20 43 00.81 +62 03 09.5 q H21
2015-09-23 03:20:20 C 20 43 01.83 +62 03 02.8 q H21
2015-09-23 03:23:57 C 20 43 02.83 +62 02 56.1 q H21
2015-09-23 03:27:40 C 20 43 03.89 +62 02 48.9 q H21
2015-09-24 01:17:36 C 20 49 16.43 +61 21 27.3 u H21
2015-09-24 01:19:36 C 20 49 16.97 +61 21 23.4 u H21
2015-09-24 01:21:36 C 20 49 17.51 +61 21 19.6 u H21
2015-09-24 01:23:37 C 20 49 18.05 +61 21 15.8 u H21
2015-09-24 01:25:37 C 20 49 18.59 +61 21 12.1 u H21
2015-09-24 01:27:38 C 20 49 19.12 +61 21 08.3 u H21
2015-09-24 01:29:38 C 20 49 19.67 +61 21 04.3 u H21
2015-09-24 01:31:39 C 20 49 20.23 +61 21 00.1 u H21
2015-09-24 01:37:40 C 20 49 21.81 +61 20 48.7 u H21
2015-09-24 01:39:40 C 20 49 22.37 +61 20 45.2 u H21
2015-09-24 01:41:41 C 20 49 22.91 +61 20 41.4 u H21
2015-09-24 01:43:41 C 20 49 23.42 +61 20 37.6 u H21
2015-09-24 01:45:41 C 20 49 23.95 +61 20 33.8 u H21
2015-09-25 03:17:17 C 20 56 18.75 +60 30 47.0 u H21
2015-09-25 03:19:03 C 20 56 19.18 +60 30 43.6 u H21
2015-09-25 03:21:07 C 20 56 19.76 +60 30 39.5 u H21
2015-09-25 03:23:11 C 20 56 20.26 +60 30 35.3 u H21
2015-09-25 03:25:15 C 20 56 20.78 +60 30 31.1 u H21
2015-09-25 03:27:19 C 20 56 21.31 +60 30 27.1 u H21
2015-09-25 03:29:23 C 20 56 21.85 +60 30 22.9 u H21
2015-09-25 03:31:27 C 20 56 22.36 +60 30 18.8 u H21
2015-09-25 03:33:31 C 20 56 22.90 +60 30 14.7 u H21
2015-09-25 03:35:35 C 20 56 23.44 +60 30 10.5 u H21
2015-09-25 03:37:39 C 20 56 23.96 +60 30 06.4 u H21
2015-09-25 03:40:01 C 20 56 24.54 +60 30 01.8 u H21
2015-09-25 19:56:23 C 21 00 40.25 +59 57 31.7 c A24
2015-09-25 19:57:25 C 21 00 40.51 +59 57 29.6 c A24
2015-09-25 20:12:06 C 21 00 44.17 +59 57 00.0 c A24
2015-09-25 20:13:09 C 21 00 44.42 +59 56 58.0 c A24
2015-09-25 20:36:03 C 21 00 50.11 +59 56 11.8 c A24
2015-09-25 20:37:04 C 21 00 50.39 +59 56 09.6 c A24
2015-09-25 21:15:18 C 21 00 59.86 +59 54 52.3 c A24
2015-09-25 21:16:20 C 21 01 00.13 +59 54 50.1 c A24
2015-09-25 21:39:10 C 21 01 05.80 +59 54 03.8 c A24
2015-09-25 21:40:12 C 21 01 06.06 +59 54 01.7 c A24
2015-09-27 02:03:06 C 21 08 13.00 +58 56 05.5 u H21
2015-09-27 02:05:06 C 21 08 13.46 +58 56 01.3 u H21
2015-09-27 02:07:07 C 21 08 13.93 +58 55 57.1 u H21