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
2023-09-03 07:39:19 C 17 29 45.007 +70 05 18.38 V T05
2023-09-03 07:47:55 C 17 29 49.099 +70 05 19.39 V T05
2023-09-03 08:03:49 C 17 29 56.611 +70 05 20.29 V T05
2023-09-07 06:24:22 C 18 15 48.701 +69 54 05.83 V 703
2023-09-07 06:32:18 C 18 15 52.499 +69 54 03.31 V 703
2023-09-07 06:40:16 C 18 15 56.171 +69 53 59.64 V 703
2023-09-07 06:48:13 C 18 15 59.980 +69 53 55.54 V 703
2023-09-07 07:32:05 C 18 16 20.507 +69 53 40.99 V 703
2023-09-07 07:41:04 C 18 16 24.931 +69 53 37.28 V 703
2023-09-07 07:48:25 C 18 16 28.333 +69 53 33.25 V 703
2023-09-07 11:10:15 C 18 18 05.369 +69 52 12.86 V T05
2023-09-07 11:17:13 C 18 18 08.683 +69 52 09.34 V T05
2023-09-07 11:24:11 C 18 18 12.086 +69 52 06.35 V T05
2023-09-09 02:49:52 B 18 37 01.01 +69 33 02.6 X V42
2023-09-09 03:44:27 B 18 37 25.86 +69 32 29.6 X V42
2023-09-09 04:42:41 B 18 37 52.39 +69 31 52.9 X V42
2023-09-09 07:34:56 C 18 39 13.315 +69 30 12.89 V T05
2023-09-09 07:39:46 C 18 39 15.538 +69 30 09.76 V T05
2023-09-09 07:48:29 C 18 39 19.505 +69 30 04.18 V T05
2023-09-09 08:02:38 C 18 39 25.906 +69 29 54.71 V T05
2023-09-10 19:55:56 B 18 56 00.00 +69 04 31.8 X M59
2023-09-10 19:58:00 B 18 55 59.77 +69 04 32.5 X M59
2023-09-10 19:59:32 B 18 56 00.96 +69 04 30.4 X M59
2023-09-11 08:00:16 C 19 01 24.950 +68 54 43.74 V T05
2023-09-11 08:05:03 C 19 01 27.053 +68 54 39.35 V T05
2023-09-11 08:14:11 C 19 01 31.008 +68 54 31.36 V T05
2023-09-11 08:29:41 C 19 01 37.697 +68 54 17.42 V T05
2023-09-13 08:25:19 C 19 22 29.834 +68 08 06.72 V T05
2023-09-13 08:29:54 C 19 22 31.726 +68 08 01.72 V T05
2023-09-13 08:39:44 C 19 22 35.746 +68 07 50.77 V T05
2023-09-13 08:56:56 C 19 22 42.780 +68 07 31.26 V T05
2023-09-13 19:12:19 B 19 27 03.204 +67 56 10.00 V L65
2023-09-13 19:16:43 B 19 27 04.970 +67 56 04.92 V L65
2023-09-13 19:20:51 B 19 27 06.648 +67 56 00.38 V L65
2023-09-14 04:01:37 B 19 30 41.39 +67 46 13.3 X V42
2023-09-14 05:00:11 B 19 31 04.78 +67 45 03.8 X V42
2023-09-14 05:56:18 B 19 31 27.16 +67 43 56.2 X V42
2023-09-15 02:22:16 B 19 39 45.61 +67 19 18.4 X V42
2023-09-15 03:22:21 B 19 40 08.74 +67 18 03.2 X V42
2023-09-15 04:20:17 B 19 40 30.98 +67 16 49.8 X V42
2023-09-15 08:25:34 C 19 42 07.402 +67 11 40.85 V T05
2023-09-15 08:30:41 C 19 42 09.374 +67 11 34.26 V T05
2023-09-15 08:40:48 C 19 42 13.248 +67 11 21.19 V T05
2023-09-15 09:48:20 C 19 42 39.110 +67 09 51.12 V T05
2023-09-16 01:48:21 B 19 48 54.808 +66 48 48.78 V H89
2023-09-16 02:59:39 B 19 49 21.449 +66 47 11.65 V H89
2023-09-17 08:35:37 C 20 00 26.294 +66 05 41.75 V T05
2023-09-17 08:43:34 C 20 00 29.102 +66 05 30.05 V T05
2023-09-17 08:48:10 C 20 00 30.708 +66 05 23.14 V T05
2023-09-17 09:03:39 C 20 00 36.216 +66 04 59.77 V T05