IAA RAS IAA Minor Planet Database

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
2021-05-15 23:04:02 S 15 45 12.530 -27 43 19.56 – V C57
2021-05-15 23:04:02 s 1 +162755.39 6 +265572.17 2610.0 – C57
2021-05-15 23:14:02 S 15 45 10.349 -27 43 28.02 – V C57
2021-05-15 23:14:02 s 1 +162533.01 4 +266103.82 4560.0 – C57
2021-05-15 23:44:02 S 15 45 03.396 -27 43 15.46 – V C57
2021-05-15 23:44:02 s 1 +161861.30 6 +267691.33 720.0 – C57
2021-05-16 00:14:02 S 15 44 56.772 -27 43 08.26 – V C57
2021-05-16 00:14:02 s 1 +161182.82 8 +269267.73 2530.0 – C57
2021-05-16 00:34:02 S 15 44 52.366 -27 43 00.70 – V C57
2021-05-16 00:34:02 s 1 +160726.79 3 +270312.50 2530.0 – C57
2021-05-16 00:54:02 S 15 44 47.810 -27 42 58.82 – V C57
2021-05-16 00:54:02 s 1 +160267.81 5 +271352.36 6290.0 – C57
2021-05-16 01:04:02 S 15 44 45.732 -27 42 57.85 – V C57
2021-05-16 01:04:02 s 1 +160037.23 1 +271870.45 850.0 – C57
2021-05-16 01:34:02 S 15 44 38.858 -27 42 47.12 – V C57
2021-05-16 01:34:02 s 1 +159341.13 6 +273417.39 5350.0 – C57
2021-05-16 01:44:02 S 15 44 36.257 -27 42 43.16 – V C57
2021-05-16 01:44:02 s 1 +159107.66 8 +273930.59 3810.0 – C57
2021-05-16 01:54:02 S 15 44 34.370 -27 42 43.45 – V C57
2021-05-16 01:54:02 s 1 +158873.48 7 +274442.58 760.0 – C57
2021-05-16 02:04:02 S 15 44 32.270 -27 42 41.44 – V C57
2021-05-16 02:04:02 s 1 +158638.59 6 +274953.34 6210.0 – C57
2021-05-16 02:14:02 S 15 44 30.432 -27 42 37.15 – V C57
2021-05-16 02:14:02 s 1 +158402.99 8 +275462.89 170.0 – C57
2021-05-16 02:24:02 S 15 44 27.638 -27 42 32.87 – V C57
2021-05-16 02:24:02 s 1 +158166.69 7 +275971.23 2630.0 – C57
2021-05-16 02:34:02 S 15 44 25.514 -27 42 41.15 – V C57
2021-05-16 02:34:02 s 1 +157929.69 5 +276478.35 3620.0 – C57
2021-05-16 02:44:02 S 15 44 22.795 -27 42 28.48 – V C57
2021-05-16 02:44:02 s 1 +157691.99 6 +276984.26 3140.0 – C57
2021-05-16 02:54:02 S 15 44 21.598 -27 42 27.90 – V C57
2021-05-16 02:54:02 s 1 +157453.60 3 +277488.96 1190.0 – C57
2021-05-16 03:04:02 S 15 44 18.487 -27 42 29.84 – V C57
2021-05-16 03:04:02 s 1 +157214.51 8 +277992.45 7770.0 – C57
2021-05-16 03:14:02 S 15 44 16.666 -27 42 19.55 – V C57
2021-05-16 03:14:02 s 1 +156974.74 5 +278494.74 2910.0 – C57
2021-05-16 03:24:02 S 15 44 14.666 -27 42 14.44 – V C57
2021-05-16 03:24:02 s 1 +156734.28 8 +278995.81 6600.0 – C57
2021-05-16 03:44:02 S 15 44 10.411 -27 42 11.27 – V C57
2021-05-16 03:44:02 s 1 +156251.32 9 +279994.35 9670.0 – C57
2021-05-16 03:54:02 S 15 44 07.994 -27 42 18.25 – V C57
2021-05-16 03:54:02 s 1 +156008.83 4 +280491.81 9060.0 – C57
2021-05-16 04:04:02 S 15 44 05.287 -27 42 03.42 – V C57
2021-05-16 04:04:02 s 1 +155765.66 6 +280988.07 7030.0 – C57
2021-05-16 04:14:02 S 15 44 02.558 -27 42 07.56 – V C57
2021-05-16 04:14:02 s 1 +155521.82 8 +281483.13 3590.0 – C57
2021-05-16 04:34:02 S 15 43 58.762 -27 42 02.34 – V C57
2021-05-16 04:34:02 s 1 +155032.15 3 +282469.66 2490.0 – C57
2021-05-16 04:44:02 S 15 43 56.095 -27 41 59.89 – V C57
2021-05-16 04:44:02 s 1 +154786.32 2 +282961.13 4850.0 – C57