2022 SD9

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5276469213 ± 3.60e-05
Semi-major axis (a)1.7347070035 AU ± 1.15e-04
Inclination (i)1.75075983° ± 9.50e-05
Long. of Asc. Node (Ω)183.53678509° ± 5.07e-05
Arg. of Perihelion (ω)114.89246212° ± 1.73e-04
Mean Anomaly (M)156.91732528° ± 5.15e-02
Mean Motion (n)0.4313929847°/day ± 4.28e-05
Perihelion dist (q)0.81939419 AU ± 8.28e-05
Aphelion dist (Q)2.65001981 AU ± 1.86e-04
Orbital Period2.28475269 yr ± 2.27e-04
Physical Parameters
H (abs. magnitude)28.39
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.235″
Uncertainty2
Orbit TypeApollo
MOID0.001506 AU
Observations Used50
Oppositions1
Arc Total2022-2022
First Observation Used2022-09-24
Last Observation Used2022-10-01
Observations (50)
Date Type RA Dec Mag Band Observatory
2022-09-24 09:20:09 C 00 27 14.784 +24 04 19.06 V T05
2022-09-24 09:24:43 C 00 27 26.518 +23 56 52.26 V T05
2022-09-24 09:31:49 C 00 27 44.292 +23 45 29.77 V T05
2022-09-24 09:39:43 C 00 28 03.600 +23 33 04.14 V T05
2022-09-24 11:33:05 C 00 30 51.336 +20 45 06.12 V I52
2022-09-24 11:33:12 C 00 30 51.635 +20 44 56.76 V I52
2022-09-24 11:33:20 C 00 30 51.894 +20 44 46.90 V I52
2022-09-24 11:33:28 C 00 30 52.150 +20 44 37.64 V I52
2022-09-24 12:47:03 C 00 36 00.25 +19 22 37.6 V 900
2022-09-24 12:51:07 C 00 36 06.41 +19 18 28.1 V 900
2022-09-24 12:55:11 C 00 36 12.56 +19 14 20.0 V 900
2022-09-24 14:33:31 C 00 39 04.156 +17 34 15.27 X N82
2022-09-24 14:37:58 C 00 39 10.109 +17 30 34.10 X N82
2022-09-24 14:42:23 C 00 39 15.956 +17 26 57.52 X N82
2022-09-24 16:06:22 C 00 39 59.55 +16 29 16.7 V 900
2022-09-24 16:13:57 C 00 40 06.87 +16 23 43.2 V 900
2022-09-24 16:21:32 C 00 40 14.11 +16 18 13.7 V 900
2022-09-24 20:12:16 C 00 45 16.63 +13 54 08.4 X 033
2022-09-24 20:12:41 C 00 45 16.91 +13 53 56.2 X 033
2022-09-24 20:13:05 C 00 45 17.21 +13 53 44.5 X 033
2022-09-24 23:16:11 C 00 47 12.466 +12 33 45.29 V J95
2022-09-24 23:21:09 C 00 47 14.882 +12 31 50.27 V J95
2022-09-24 23:29:14 C 00 47 18.706 +12 28 43.93 V J95
2022-09-24 23:35:09 C 00 47 21.499 +12 26 28.82 V J95
2022-09-25 01:01:13 C 00 47 59.182 +11 55 18.80 V J95
2022-09-25 01:03:40 C 00 48 00.182 +11 54 27.79 V J95
2022-09-25 01:06:06 C 00 48 01.202 +11 53 37.79 V J95
2022-09-25 01:08:27 C 00 48 02.162 +11 52 49.37 V J95
2022-09-25 01:43:08 C 00 48 14.09 +11 42 52.4 X 958
2022-09-25 01:47:38 C 00 48 15.79 +11 41 23.4 X 958
2022-09-25 01:52:08 C 00 48 17.46 +11 39 53.6 X 958
2022-09-25 07:49:14 C 00 51 18.047 +10 05 32.82 V G96
2022-09-25 07:56:38 C 00 51 19.379 +10 03 53.06 V G96
2022-09-25 08:04:02 C 00 51 20.704 +10 02 13.81 V G96
2022-09-25 08:11:26 C 00 51 22.036 +10 00 34.99 V G96
2022-09-26 09:20:47 C 00 56 38.141 +06 45 26.39 V G96
2022-09-26 09:28:13 C 00 56 38.281 +06 44 51.72 V G96
2022-09-26 09:35:38 C 00 56 38.454 +06 44 17.95 V G96
2022-09-26 09:43:05 C 00 56 38.616 +06 43 44.15 V G96
2022-09-27 10:54:11 C 00 58 58.288 +05 25 16.49 U F51
2022-09-27 11:31:15 C 00 58 57.230 +05 23 53.69 U F51
2022-09-27 11:49:19 C 00 58 56.751 +05 23 13.44 U F51
2022-09-28 09:08:07 C 00 59 55.08 +04 44 51.8 o 691
2022-09-28 09:33:51 C 00 59 54.53 +04 44 14.6 o 691
2022-09-28 10:49:34 C 01 00 03.243 +04 43 20.55 V T12
2022-09-28 10:50:49 C 01 00 03.201 +04 43 18.84 V T12
2022-09-29 05:23:32 C 01 00 38.39 +04 20 26.1 u H21
2022-09-29 05:32:21 C 01 00 38.18 +04 20 17.4 u H21
2022-09-29 05:43:48 C 01 00 37.91 +04 20 06.6 u H21
2022-10-01 07:09:02 C 01 01 27.175 +03 44 56.14 V G37