IAA RAS IAA Minor Planet Database

242450 (2004 QY2)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4771213381 ± 9.11e-09
Semi-major axis (a)1.0838644260 AU ± 6.75e-10
Inclination (i)37.03321187° ± 1.29e-06
Long. of Asc. Node (Ω)295.27194922° ± 1.98e-06
Arg. of Perihelion (ω)104.98559607° ± 2.25e-06
Mean Anomaly (M)224.10797023° ± 2.52e-06
Mean Motion (n)0.8734736991°/day ± 8.16e-10
Perihelion dist (q)0.56672958 AU ± 9.88e-09
Aphelion dist (Q)1.60099927 AU ± 9.93e-09
Orbital Period1.12839835 yr ± 1.05e-09
Physical Parameters
H (abs. magnitude)14.64
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.213″
Uncertainty0
Orbit TypeApollo
MOID0.048037 AU
Observations Used3323
Radar Obs Used1
Gaia Obs Used53
Oppositions1
Arc Total2004-2025
First Observation Used2004-08-20
Last Observation Used2025-06-08
Observations (5743)
Date Type RA Dec Mag Band Observatory
2021-06-01 17:54:02 s 1 +39450.158 0 +396251.46 2960.0 – C57
2021-06-01 18:04:02 S 11 25 55.985 -82 31 48.22 – V C57
2021-06-01 18:04:02 s 1 +39097.292 0 +396377.26 5470.0 – C57
2021-06-01 18:14:02 S 11 25 55.812 -82 31 35.58 – V C57
2021-06-01 18:14:02 s 1 +38744.334 0 +396502.17 7890.0 – C57
2021-06-01 18:24:02 S 11 25 56.234 -82 31 20.46 – V C57
2021-06-01 18:24:02 s 1 +38391.284 0 +396626.19 200.0 – C57
2021-06-01 18:34:02 S 11 25 56.119 -82 31 07.61 – V C57
2021-06-01 18:34:02 s 1 +38038.143 0 +396749.31 2420.0 – C57
2021-06-01 18:44:02 S 11 25 56.290 -82 30 53.64 – V C57
2021-06-01 18:44:02 s 1 +37684.911 0 +396871.54 4540.0 – C57
2021-06-01 18:54:02 S 11 25 55.805 -82 30 40.82 – V C57
2021-06-01 18:54:02 s 1 +37331.590 0 +396992.89 6560.0 – C57
2021-06-01 19:04:02 S 11 25 56.474 -82 30 26.35 – V C57
2021-06-01 19:04:02 s 1 +36978.180 0 +397113.34 8500.0 – C57
2021-06-01 19:14:02 S 11 25 55.313 -82 30 13.57 – V C57
2021-06-01 19:14:02 s 1 +36624.683 0 +397232.90 340.0 – C57
2021-06-01 19:24:02 S 11 25 55.963 -82 29 59.28 – V C57
2021-06-01 19:24:02 s 1 +36271.098 0 +397351.57 2090.0 – C57
2021-06-01 19:34:02 S 11 25 55.666 -82 29 47.29 – V C57
2021-06-01 19:34:02 s 1 +35917.427 0 +397469.35 3760.0 – C57
2021-06-01 19:44:02 S 11 25 55.978 -82 29 32.64 – V C57
2021-06-01 19:44:02 s 1 +35563.672 0 +397586.24 5350.0 – C57
2021-06-01 19:54:02 S 11 25 56.066 -82 29 19.10 – V C57
2021-06-01 19:54:02 s 1 +35209.832 0 +397702.24 6850.0 – C57
2021-06-01 20:04:02 S 11 25 56.306 -82 29 05.53 – V C57
2021-06-01 20:04:02 s 1 +34855.908 0 +397817.35 1720.0 – C57
2021-06-01 20:14:02 S 11 25 56.371 -82 28 51.60 – V C57
2021-06-01 20:14:02 s 1 +34501.902 0 +397931.57 370.0 – C57
2021-06-01 20:24:02 S 11 25 56.093 -82 28 38.86 – V C57
2021-06-01 20:24:02 s 1 +34147.814 0 +398044.90 9100.0 – C57
2021-06-01 20:34:02 S 11 25 56.299 -82 28 24.89 – V C57
2021-06-01 20:34:02 s 1 +33793.645 0 +398157.35 7890.0 – C57
2021-06-01 20:44:02 S 11 25 56.702 -82 28 11.17 – V C57
2021-06-01 20:44:02 s 1 +33439.396 0 +398268.90 6760.0 – C57
2021-06-01 20:54:02 S 11 25 56.230 -82 27 58.03 – V C57
2021-06-01 20:54:02 s 1 +33085.067 0 +398379.57 5700.0 – C57
2021-06-01 21:04:02 S 11 25 56.026 -82 27 43.96 – V C57
2021-06-01 21:04:02 s 1 +32730.660 0 +398489.35 4700.0 – C57
2021-06-01 21:14:02 S 11 25 56.186 -82 27 29.63 – V C57
2021-06-01 21:14:02 s 1 +32376.176 0 +398598.25 3770.0 – C57
2021-06-01 21:24:02 S 11 25 56.117 -82 27 17.46 – V C57
2021-06-01 21:24:02 s 1 +32021.615 0 +398706.26 2900.0 – C57
2021-06-01 21:34:02 S 11 25 56.234 -82 27 03.64 – V C57
2021-06-01 21:34:02 s 1 +31666.978 0 +398813.38 2090.0 – C57
2021-06-01 21:44:02 S 11 25 56.213 -82 26 49.88 – V C57
2021-06-01 21:44:02 s 1 +31312.266 0 +398919.61 1340.0 – C57
2021-06-01 21:54:02 S 11 25 56.174 -82 26 37.14 – V C57
2021-06-01 21:54:02 s 1 +30957.480 0 +399024.96 640.0 – C57
2021-06-01 22:04:02 S 11 25 56.112 -82 26 22.20 – V C57
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2020-07-08 12:05:00 162807203.15 4 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)