387505 (1998 KN3)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.8733563504 ± 3.35e-08
Semi-major axis (a)1.5420258269 AU ± 4.05e-09
Inclination (i)2.28899314° ± 3.33e-06
Long. of Asc. Node (Ω)313.21670388° ± 1.34e-04
Arg. of Perihelion (ω)71.26540037° ± 1.33e-04
Mean Anomaly (M)94.65016706° ± 7.90e-06
Mean Motion (n)0.5147244577°/day ± 2.03e-09
Perihelion dist (q)0.19528778 AU ± 5.17e-08
Aphelion dist (Q)2.88876388 AU ± 5.23e-08
Orbital Period1.91486196 yr ± 7.55e-09
Physical Parameters
H (abs. magnitude)18.78
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual1.288″
Uncertainty0
Orbit TypeApollo
MOID0.018259 AU
Observations Used1460
Oppositions12
Arc Total1998-2023
First Observation Used1998-05-24
Last Observation Used2023-04-29
Observations (2619)
Date Type RA Dec Mag Band Observatory
2021-05-19 16:24:02 S 15 22 18.643 -27 14 25.12 V C57
2021-05-19 16:24:02 s 1 -12297.345 0 +397064.56 2210.0 C57
2021-05-19 16:34:02 S 15 22 16.001 -27 14 20.80 V C57
2021-05-19 16:34:02 s 1 -12662.616 0 +397050.46 7130.0 C57
2021-05-19 16:44:02 S 15 22 12.756 -27 14 15.36 V C57
2021-05-19 16:44:02 s 1 -13027.850 0 +397035.45 1850.0 C57
2021-05-19 16:54:02 S 15 22 09.878 -27 14 15.47 V C57
2021-05-19 16:54:02 s 1 -13393.046 0 +397019.53 6360.0 C57
2021-05-19 17:04:02 S 15 22 06.960 -27 14 08.16 V C57
2021-05-19 17:04:02 s 1 -13758.203 0 +397002.69 650.0 C57
2021-05-19 17:14:02 S 15 22 04.344 -27 14 01.39 V C57
2021-05-19 17:14:02 s 1 -14123.322 0 +396984.93 4730.0 C57
2021-05-19 17:24:02 S 15 22 01.114 -27 13 58.55 V C57
2021-05-19 17:24:02 s 1 -14488.399 0 +396966.26 8600.0 C57
2021-05-19 17:34:02 S 15 21 57.989 -27 13 53.51 V C57
2021-05-19 17:34:02 s 1 -14853.436 0 +396946.67 2240.0 C57
2021-05-19 17:44:02 S 15 21 55.202 -27 13 49.58 V C57
2021-05-19 17:44:02 s 1 -15218.431 0 +396926.17 5670.0 C57
2021-05-19 17:54:02 S 15 21 52.094 -27 13 43.43 V C57
2021-05-19 17:54:02 s 1 -15583.383 0 +396904.76 8870.0 C57
2021-05-19 18:04:02 S 15 21 49.234 -27 13 39.11 V C57
2021-05-19 18:04:02 s 1 -15948.291 0 +396882.42 1850.0 C57
2021-05-19 18:14:02 S 15 21 45.898 -27 13 33.60 V C57
2021-05-19 18:14:02 s 1 -16313.154 0 +396859.18 4600.0 C57
2021-05-19 18:24:02 S 15 21 43.351 -27 13 36.23 V C57
2021-05-19 18:24:02 s 1 -16677.972 0 +396835.02 7120.0 C57
2021-05-19 18:34:02 S 15 21 40.423 -27 13 28.78 V C57
2021-05-19 18:34:02 s 1 -17042.744 0 +396809.94 9410.0 C57
2021-05-19 18:44:02 S 15 21 37.344 -27 13 23.59 V C57
2021-05-19 18:44:02 s 1 -17407.468 0 +396783.95 1470.0 C57
2021-05-19 18:54:02 S 15 21 34.224 -27 13 17.98 V C57
2021-05-19 18:54:02 s 1 -17772.145 0 +396757.04 3290.0 C57
2021-05-19 19:04:02 S 15 21 31.322 -27 13 13.66 V C57
2021-05-19 19:04:02 s 1 -18136.773 0 +396729.22 4880.0 C57
2021-05-19 19:14:02 S 15 21 28.478 -27 13 10.16 V C57
2021-05-19 19:14:02 s 1 -18501.351 0 +396700.48 6220.0 C57
2021-05-19 19:24:02 S 15 21 25.464 -27 13 06.78 V C57
2021-05-19 19:24:02 s 1 -18865.878 0 +396670.83 7330.0 C57
2021-05-19 19:34:02 S 15 21 22.416 -27 12 59.98 V C57
2021-05-19 19:34:02 s 1 -19230.354 0 +396640.27 8190.0 C57
2021-05-19 19:44:02 S 15 21 19.865 -27 12 56.74 V C57
2021-05-19 19:44:02 s 1 -19594.777 0 +396608.79 8800.0 C57
2021-05-19 19:54:02 S 15 21 16.920 -27 12 54.65 V C57
2021-05-19 19:54:02 s 1 -19959.148 0 +396576.39 9170.0 C57
2021-05-19 20:04:02 S 15 21 13.229 -27 12 47.30 V C57
2021-05-19 20:04:02 s 1 -20323.464 0 +396543.08 9290.0 C57
2021-05-19 20:14:02 S 15 21 10.255 -27 12 39.49 V C57
2021-05-19 20:14:02 s 1 -20687.725 0 +396508.85 9160.0 C57
2021-05-19 20:24:02 S 15 21 07.500 -27 12 39.24 V C57
2021-05-19 20:24:02 s 1 -21051.931 0 +396473.71 8770.0 C57