353938 (1998 QR15)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5584874298 ± 1.21e-08
Semi-major axis (a)2.7690201995 AU ± 1.29e-09
Inclination (i)9.44754907° ± 1.97e-06
Long. of Asc. Node (Ω)320.07138133° ± 8.24e-06
Arg. of Perihelion (ω)57.05125124° ± 1.39e-05
Mean Anomaly (M)320.81880749° ± 1.91e-06
Mean Motion (n)0.2139060610°/day ± 1.49e-10
Perihelion dist (q)1.22255723 AU ± 3.36e-08
Aphelion dist (Q)4.31548317 AU ± 3.37e-08
Orbital Period4.60775295 yr ± 3.22e-09
Physical Parameters
H (abs. magnitude)18.33
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.364″
Uncertainty0
Orbit TypeAmor
MOID0.262430 AU
Observations Used1447
Oppositions19
Arc Total1998-2022
First Observation Used1998-08-17
Last Observation Used2022-01-22
Observations (1981)
Date Type RA Dec Mag Band Observatory
2021-08-23 13:33:58 S 22 47 44.160 +02 01 31.30 V C57
2021-08-23 13:33:58 s 1 +149692.23 5 +243358.82 4470.0 C57
2021-08-23 13:43:58 S 22 47 44.014 +02 01 47.35 V C57
2021-08-23 13:43:58 s 1 +149463.60 3 +243935.49 5790.0 C57
2021-08-23 13:53:58 S 22 47 43.903 +02 02 02.36 V C57
2021-08-23 13:53:58 s 1 +149234.08 5 +244510.72 4320.0 C57
2021-08-23 14:03:58 S 22 47 43.807 +02 02 15.22 V C57
2021-08-23 14:03:58 s 1 +149003.68 6 +245084.50 50.0 C57
2021-08-23 14:13:58 S 22 47 43.591 +02 02 31.34 V C57
2021-08-23 14:13:58 s 1 +148772.40 9 +245656.84 3020.0 C57
2021-08-23 14:23:58 S 22 47 43.464 +02 02 44.27 V C57
2021-08-23 14:23:58 s 1 +148540.26 0 +246227.74 3220.0 C57
2021-08-23 14:43:58 S 22 47 43.166 +02 03 17.10 V C57
2021-08-23 14:43:58 s 1 +148073.36 3 +247365.22 5420.0 C57
2021-08-23 14:53:58 S 22 47 43.070 +02 03 32.18 V C57
2021-08-23 14:53:58 s 1 +147838.62 4 +247931.81 7430.0 C57
2021-08-23 15:03:58 S 22 47 42.850 +02 03 45.65 V C57
2021-08-23 15:03:58 s 1 +147603.02 9 +248496.96 6750.0 C57
2021-08-23 15:13:58 S 22 47 42.790 +02 04 00.16 V C57
2021-08-23 15:13:58 s 1 +147366.58 5 +249060.68 3380.0 C57
2021-08-23 15:23:58 S 22 47 42.617 +02 04 16.79 V C57
2021-08-23 15:23:58 s 1 +147129.29 4 +249622.98 7340.0 C57
2021-08-23 15:33:58 S 22 47 42.490 +02 04 32.12 V C57
2021-08-23 15:33:58 s 1 +146891.16 1 +250183.84 8640.0 C57
2021-08-23 15:43:58 S 22 47 42.274 +02 04 43.46 V C57
2021-08-23 15:43:58 s 1 +146652.19 1 +250743.28 7300.0 C57
2021-08-23 16:23:58 S 22 47 41.969 +02 05 48.01 V C57
2021-08-23 16:23:58 s 1 +145688.01 9 +252966.81 5750.0 C57
2021-08-23 16:33:58 S 22 47 41.794 +02 05 58.60 V C57
2021-08-23 16:33:58 s 1 +145444.92 4 +253519.14 1390.0 C57
2021-08-23 16:43:58 S 22 47 41.364 +02 06 10.87 V C57
2021-08-23 16:43:58 s 1 +145201.01 7 +254070.06 4470.0 C57
2021-08-23 16:53:58 S 22 47 41.642 +02 06 27.79 V C57
2021-08-23 16:53:58 s 1 +144956.30 2 +254619.56 4990.0 C57
2021-08-23 17:03:58 S 22 47 41.311 +02 06 40.75 V C57
2021-08-23 17:03:58 s 1 +144710.78 2 +255167.66 2980.0 C57
2021-08-23 17:13:58 S 22 47 41.249 +02 06 58.68 V C57
2021-08-23 17:13:58 s 1 +144464.46 2 +255714.34 8450.0 C57
2021-08-23 17:23:58 S 22 47 41.206 +02 07 12.79 V C57
2021-08-23 17:23:58 s 1 +144217.34 6 +256259.61 1400.0 C57
2021-08-23 17:33:58 S 22 47 40.778 +02 07 27.62 V C57
2021-08-23 17:33:58 s 1 +143969.43 8 +256803.48 1860.0 C57
2021-08-23 17:43:58 S 22 47 40.704 +02 07 42.64 V C57
2021-08-23 17:43:58 s 1 +143720.74 2 +257345.95 9830.0 C57
2021-08-23 17:53:58 S 22 47 40.807 +02 07 57.32 V C57
2021-08-23 17:53:58 s 1 +143471.26 1 +257887.01 5340.0 C57
2021-08-23 18:13:58 S 22 47 40.315 +02 08 29.58 V C57
2021-08-23 18:13:58 s 1 +142969.96 3 +258964.93 8980.0 C57
2021-08-23 18:23:58 S 22 47 40.332 +02 08 45.96 V C57
2021-08-23 18:23:58 s 1 +142718.15 4 +259501.79 7140.0 C57