659609 (2019 SZ2)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2484689638 ± 5.06e-08
Semi-major axis (a)1.6830899185 AU ± 9.94e-09
Inclination (i)22.45192448° ± 7.67e-06
Long. of Asc. Node (Ω)222.40619402° ± 4.56e-06
Arg. of Perihelion (ω)155.56251394° ± 1.65e-05
Mean Anomaly (M)287.77413227° ± 1.17e-05
Mean Motion (n)0.4513893396°/day ± 4.00e-09
Perihelion dist (q)1.26489431 AU ± 8.56e-08
Aphelion dist (Q)2.10128553 AU ± 8.61e-08
Orbital Period2.18353912 yr ± 1.94e-08
Physical Parameters
H (abs. magnitude)19.78
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.263″
Uncertainty0
Orbit TypeAmor
MOID0.286648 AU
Observations Used246
Oppositions8
Arc Total2008-2023
First Observation Used2008-12-30
Last Observation Used2023-05-12
Observations (322)
Date Type RA Dec Mag Band Observatory
2008-12-30 03:56:12 C 00 35 18.07 -04 05 36.2 n 645
2008-12-30 03:57:23 C 00 35 18.25 -04 05 36.0 n 645
2008-12-30 04:00:58 C 00 35 18.71 -04 05 36.4 n 645
2010-05-17 10:33:02 C 16 44 03.971 -05 12 52.67 V F51
2010-05-17 10:49:44 C 16 44 03.079 -05 12 37.34 V F51
2010-06-04 09:02:28 C 16 19 59.908 +01 00 44.18 V F51
2010-06-04 09:19:26 C 16 19 58.884 +01 00 57.29 V F51
2012-04-15 10:39:40 C 14 32 34.369 -21 31 24.07 V F51
2012-04-15 10:59:37 C 14 32 33.340 -21 31 09.92 V F51
2016-04-10 05:59:42 C 09 47 34.669 -15 54 06.27 V F51
2016-04-10 06:31:16 C 09 47 34.751 -15 53 40.46 V F51
2016-04-10 06:47:04 C 09 47 34.824 -15 53 28.82 V F51
2017-10-31 14:16:57 C 08 08 09.587 -00 51 28.13 V F51
2017-10-31 14:32:50 C 08 08 10.438 -00 51 48.15 V F51
2017-10-31 14:48:43 C 08 08 11.291 -00 52 08.13 V F51
2017-10-31 15:04:43 C 08 08 12.170 -00 52 28.26 V F51
2019-09-21 07:30:17 C 00 03 03.86 +56 21 23.9 U I41
2019-09-21 09:45:38 C 00 03 09.34 +56 19 59.0 U I41
2019-09-21 10:16:20 C 00 03 10.63 +56 19 39.0 U I41
2019-09-22 06:16:44 C 00 04 12.65 +56 06 47.6 U I41
2019-09-23 09:52:24 C 00 05 33.60 +55 47 17.7 U I41
2019-09-23 09:55:45 C 00 05 33.75 +55 47 15.0 U I41
2019-09-24 07:18:04 C 00 06 39.70 +55 30 47.2 U I41
2019-09-24 07:38:35 C 00 06 40.55 +55 30 30.8 U I41
2019-09-24 08:47:47 C 00 06 43.37 +55 29 34.4 U I41
2019-09-24 08:51:10 C 00 06 43.53 +55 29 31.9 U I41
2019-09-24 09:07:06 C 00 06 43.41 +55 29 12.7 u H21
2019-09-24 09:11:19 C 00 06 43.60 +55 29 09.1 u H21
2019-09-24 09:16:07 C 00 06 43.83 +55 29 05.1 u H21
2019-09-24 19:18:14 C 00 07 17.66 +55 20 46.5 q B49
2019-09-24 19:33:07 C 00 07 18.30 +55 20 36.0 q B49
2019-09-24 19:41:37 C 00 07 18.84 +55 20 29.5 q B49
2019-09-26 10:40:27 C 00 09 15.53 +54 45 58.4 V T05
2019-09-26 10:45:03 C 00 09 15.83 +54 45 54.4 V T05
2019-09-26 10:53:44 C 00 09 16.09 +54 45 45.9 V T05
2019-09-26 11:08:15 C 00 09 16.64 +54 45 30.9 V T05
2019-09-30 22:51:16 C 00 14 52.30 +52 45 17.2 V C95
2019-09-30 22:53:29 C 00 14 52.41 +52 45 14.5 V C95
2019-09-30 22:55:45 C 00 14 52.52 +52 45 11.6 V C95
2019-09-30 22:57:59 C 00 14 52.57 +52 45 08.2 V C95
2019-10-03 03:35:53 C 00 17 42.03 +51 32 46.3 V I52
2019-10-03 03:43:04 C 00 17 42.38 +51 32 35.2 V I52
2019-10-03 03:49:50 C 00 17 42.66 +51 32 26.5 V I52
2019-10-04 06:17:41 C 00 19 07.25 +50 52 32.1 U I41
2019-10-04 06:56:25 C 00 19 08.99 +50 51 32.2 U I41
2019-10-04 06:58:34 C 00 19 09.08 +50 51 28.9 U I41
2019-10-04 06:59:56 C 00 19 09.14 +50 51 26.6 U I41
2019-10-04 07:14:53 C 00 19 09.79 +50 51 03.5 U I41
2019-10-04 08:21:10 C 00 19 12.78 +50 49 19.4 U I41
2019-10-04 08:37:47 C 00 19 13.52 +50 48 53.0 U I41