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
1999-10-16 05:18:53 C 22 02 35.96 +40 18 20.7 c 658
1999-10-16 05:22:20 C 22 02 36.47 +40 18 13.5 c 658
1999-10-16 05:28:15 C 22 02 37.35 +40 18 01.3 c 658
1999-10-16 05:37:23 C 22 02 38.38 +40 17 45.2 18.6 a 704
1999-10-17 11:29:15 C 22 07 06.90 +39 16 37.3 360
1999-10-17 11:33:14 C 22 07 07.47 +39 16 28.8 360
1999-10-17 11:36:15 C 22 07 07.88 +39 16 22.7 360
1999-10-18 03:58:40 C 22 09 31.24 +38 43 07.2 c 658
1999-10-18 04:01:41 C 22 09 31.65 +38 43 01.3 c 658
1999-10-18 04:04:27 C 22 09 32.04 +38 42 55.8 c 658
1999-10-19 19:13:53 C 22 15 04.10 +37 24 40.0 c 118
1999-10-19 19:23:38 C 22 15 05.39 +37 24 20.7 c 118
1999-10-20 11:12:47 C 22 17 15.79 +36 53 15.6 z 402
1999-10-20 11:14:36 C 22 17 16.06 +36 53 11.8 z 402
1999-10-20 11:16:26 C 22 17 16.30 +36 53 08.2 z 402
1999-10-23 03:49:38 C 22 25 47.15 +34 49 09.8 c 658
1999-10-23 03:55:54 C 22 25 47.94 +34 48 58.0 c 658
1999-10-23 04:01:12 C 22 25 48.58 +34 48 47.7 c 658
1999-10-26 17:51:08 C 22 36 20.93 +32 12 42.9 c 046
1999-10-26 17:52:35 C 22 36 21.02 +32 12 40.9 c 046
1999-10-26 17:54:44 C 22 36 21.31 +32 12 35.7 c 046
1999-10-26 17:56:06 C 22 36 21.49 +32 12 34.7 c 046
1999-10-28 17:27:55 C 22 41 51.53 +30 50 44.8 c 118
1999-10-28 17:35:57 C 22 41 52.45 +30 50 31.5 c 118
1999-10-29 10:57:14 C 22 43 49.54 +30 21 34.5 360
1999-10-29 11:00:44 C 22 43 49.92 +30 21 29.0 360
1999-10-29 11:04:14 C 22 43 50.28 +30 21 23.0 360
1999-10-30 17:55:33 C 22 47 15.10 +29 30 53.3 c 046
1999-10-30 17:59:01 C 22 47 15.51 +29 30 46.9 c 046
1999-10-30 18:00:38 C 22 47 15.67 +29 30 44.8 c 046
1999-10-31 17:53:53 C 22 49 50.78 +28 52 43.4 c 118
1999-10-31 17:58:32 C 22 49 51.26 +28 52 36.2 c 118
1999-10-31 21:15:09 C 22 50 11.82 +28 47 27.6 z 587
1999-10-31 21:21:40 C 22 50 12.50 +28 47 18.0 z 587
1999-11-27 19:06:08 C 23 48 30.83 +17 03 45.7 c 046
1999-11-27 19:15:16 C 23 48 31.41 +17 03 40.2 c 046
1999-11-27 19:19:01 C 23 48 31.78 +17 03 38.6 c 046
2001-01-17 23:16:15 C 06 44 16.97 -02 40 00.2 493
2001-01-17 23:20:48 C 06 44 16.80 -02 39 59.7 493
2002-09-15 10:16:21 C 05 17 02.07 +27 18 14.3 d 291
2002-09-15 10:27:40 C 05 17 02.36 +27 18 10.9 d 291
2002-09-15 10:39:29 C 05 17 02.54 +27 18 09.3 d 291
2002-10-05 09:11:17 C 05 21 48.57 +25 17 28.5 c 649
2002-10-05 10:25:09 C 05 21 47.99 +25 17 06.5 c 649
2002-10-09 00:37:44 C 05 20 59.82 +24 51 03.6 d 540
2002-10-09 00:58:44 C 05 20 59.61 +24 50 56.6 d 540
2002-10-09 01:22:59 C 05 20 59.27 +24 50 50.3 d 540
2002-10-29 08:29:17 C 05 06 32.02 +21 55 46.2 d 291
2002-10-29 08:35:28 C 05 06 31.74 +21 55 44.5 d 291
2002-10-29 08:41:22 C 05 06 31.45 +21 55 42.9 d 291