98943 Torifune (2001 CC21)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2192423891 ± 2.00e+00
Semi-major axis (a)1.0321452117 AU ± 3.00e+00
Inclination (i)4.80855553° ± 4.00e+00
Long. of Asc. Node (Ω)75.35748367° ± 5.00e+00
Arg. of Perihelion (ω)179.40269383° ± 6.00e+00
Mean Anomaly (M)140.74037857° ± 2.30e-06
Mean Motion (n)0.9399420370°/day ± 4.10e+00
Perihelion dist (q)0.80585523 AU ± 3.12e+00
Aphelion dist (Q)1.25843519 AU ± 4.20e+00
Orbital Period1.04860326 yr ± 4.57e+00
NGA Modelr2
A28.36304837e-07 AU/d²
Physical Parameters
H (abs. magnitude)18.71
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-27
RMS Residual0.266″
Uncertainty0
Orbit TypeApollo
MOID0.083063 AU
Observations Used2339
Oppositions2
Arc Total1982-2026
First Observation Used1982-11-10
Last Observation Used2026-01-10
Observations (2591)
Date Type RA Dec Mag Band Observatory
2023-12-04 10:28:25 s 1 +15470.665 0 +257988.19 2710.0 C57
2023-12-04 11:08:26 S 06 58 38.222 +24 03 10.76 V C57
2023-12-04 11:08:26 s 1 +13625.992 0 +256452.72 9510.0 C57
2023-12-04 11:28:26 S 06 58 35.856 +24 03 29.59 V C57
2023-12-04 11:28:26 s 1 +12703.043 0 +255673.48 4650.0 C57
2023-12-04 11:48:25 S 06 58 34.186 +24 03 35.35 V C57
2023-12-04 11:48:25 s 1 +11779.716 0 +254886.53 7160.0 C57
2023-12-04 12:08:25 S 06 58 32.088 +24 03 49.32 V C57
2023-12-04 12:08:25 s 1 +10856.034 0 +254091.72 6330.0 C57
2023-12-04 12:28:25 S 06 58 30.031 +24 03 56.09 V C57
2023-12-04 12:30:50 C 06 58 05.858 +24 01 53.62 V T08
2023-12-04 12:38:49 C 06 58 05.122 +24 01 59.16 V T08
2023-12-04 12:42:49 C 06 58 04.783 +24 02 01.61 V T08
2023-12-04 12:48:25 S 06 58 28.164 +24 04 08.08 V C57
2023-12-04 13:48:26 S 06 58 22.066 +24 04 35.54 V C57
2023-12-04 14:08:26 S 06 58 20.268 +24 04 47.03 V C57
2023-12-04 14:28:26 S 06 58 18.221 +24 04 59.45 V C57
2023-12-04 14:48:25 S 06 58 16.190 +24 05 07.55 V C57
2023-12-04 17:28:25 S 06 58 00.226 +24 06 29.81 V C57
2023-12-04 19:08:25 S 06 57 50.136 +24 07 22.87 V C57
2023-12-04 19:28:25 S 06 57 48.046 +24 07 30.00 V C57
2023-12-04 19:48:26 S 06 57 45.802 +24 07 39.40 V C57
2023-12-04 19:48:26 s 1 -10420.933 0 +233603.23 4090.0 C57
2023-12-04 20:08:26 S 06 57 43.915 +24 07 50.30 V C57
2023-12-04 20:08:26 s 1 -11344.362 0 +232612.84 2970.0 C57
2023-12-04 20:28:25 S 06 57 41.894 +24 08 02.69 V C57
2023-12-04 20:28:25 s 1 -12267.373 0 +231613.99 8830.0 C57
2023-12-04 20:48:25 S 06 57 39.634 +24 08 11.47 V C57
2023-12-04 20:48:25 s 1 -13189.925 0 +230606.56 940.0 C57
2023-12-04 21:28:25 S 06 57 35.916 +24 08 32.71 V C57
2023-12-04 21:28:25 s 1 -15033.489 0 +228565.68 1170.0 C57
2023-12-04 21:48:25 S 06 57 33.696 +24 08 42.36 V C57
2023-12-04 21:48:25 s 1 -15954.430 0 +227532.29 8820.0 C57
2023-12-04 23:48:25 S 06 57 21.442 +24 09 44.60 V C57
2023-12-04 23:48:25 s 1 -21465.665 0 +221147.31 2960.0 C57
2023-12-05 00:08:25 S 06 57 19.313 +24 09 51.34 V C57
2023-12-05 00:08:25 s 1 -22381.403 0 +220052.03 8270.0 C57
2023-12-05 00:28:25 S 06 57 17.316 +24 10 01.60 V C57
2023-12-05 00:28:25 s 1 -23296.235 0 +218947.88 4410.0 C57
2023-12-05 00:48:25 S 06 57 15.175 +24 10 14.52 V C57
2023-12-05 00:48:25 s 1 -24210.108 0 +217834.75 510.0 C57
2023-12-05 01:08:25 S 06 57 13.354 +24 10 22.04 V C57
2023-12-05 01:08:25 s 1 -25122.960 0 +216712.49 5390.0 C57
2023-12-05 01:28:25 S 06 57 11.083 +24 10 35.87 V C57
2023-12-05 01:28:25 s 1 -26034.769 0 +215581.25 9390.0 C57
2023-12-05 02:28:25 S 06 57 04.853 +24 11 01.61 V C57
2023-12-05 02:28:25 s 1 -28763.377 0 +212132.73 0.745 C57
2023-12-05 02:48:25 S 06 57 02.940 +24 11 10.32 V C57
2023-12-05 02:48:25 s 1 -29670.484 0 +210964.91 0.046 C57
2023-12-05 03:08:25 S 06 57 00.727 +24 11 22.81 V C57