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
2021-06-08 22:24:02 s 1 -172078.02 2 +26984.868 7520.0 – C57
2021-06-08 22:34:02 S 11 28 38.340 -78 14 53.38 – V C57
2021-06-08 22:34:02 s 1 -171652.95 9 +26073.923 7640.0 – C57
2021-06-08 22:44:02 S 11 28 38.719 -78 14 35.56 – V C57
2021-06-08 22:44:02 s 1 -171223.63 5 +25162.328 6410.0 – C57
2021-06-08 22:54:02 S 11 28 39.070 -78 14 19.39 – V C57
2021-06-08 22:54:02 s 1 -170790.02 1 +24250.099 3750.0 – C57
2021-06-08 23:04:02 S 11 28 39.218 -78 14 02.11 – V C57
2021-06-08 23:04:02 s 1 -170352.08 6 +23337.252 9590.0 – C57
2021-06-08 23:14:02 S 11 28 39.401 -78 13 45.30 – V C57
2021-06-08 23:14:02 s 1 -169909.79 9 +22423.805 3840.0 – C57
2021-06-08 23:24:02 S 11 28 39.473 -78 13 28.02 – V C57
2021-06-08 23:24:02 s 1 -169463.12 9 +21509.777 6430.0 – C57
2021-06-08 23:34:02 S 11 28 39.742 -78 13 09.91 – V C57
2021-06-08 23:34:02 s 1 -169012.04 4 +20595.184 7290.0 – C57
2021-06-08 23:54:02 S 11 28 40.094 -78 12 36.14 – V C57
2021-06-08 23:54:02 s 1 -168096.50 4 +18764.380 3460.0 – C57
2021-06-09 00:04:02 S 11 28 40.502 -78 12 19.04 – V C57
2021-06-09 00:04:02 s 1 -167631.98 5 +17848.208 8620.0 – C57
2021-06-09 00:14:02 S 11 28 40.411 -78 12 00.47 – V C57
2021-06-09 00:14:02 s 1 -167162.92 3 +16931.548 1720.0 – C57
2021-06-09 00:24:02 S 11 28 41.016 -78 11 44.59 – V C57
2021-06-09 00:24:02 s 1 -166689.28 5 +16014.421 2680.0 – C57
2021-06-13 03:04:02 S 11 39 13.212 -75 16 36.52 – V C57
2021-06-13 03:04:02 s 1 +174281.90 4 +234778.10 2020.0 – C57
2021-06-13 03:14:02 S 11 39 14.146 -75 16 18.70 – V C57
2021-06-13 03:14:02 s 1 +174114.37 4 +235387.23 5630.0 – C57
2021-06-13 03:24:02 S 11 39 15.538 -75 16 01.70 – V C57
2021-06-13 03:24:02 s 1 +173945.87 0 +235995.06 6930.0 – C57
2021-06-13 03:34:02 S 11 39 16.723 -75 15 45.86 – V C57
2021-06-13 03:34:02 s 1 +173776.39 7 +236601.58 5930.0 – C57
2021-06-13 03:44:02 S 11 39 17.690 -75 15 29.70 – V C57
2021-06-13 03:44:02 s 1 +173605.96 0 +237206.80 2630.0 – C57
2021-06-13 03:54:01 S 11 39 18.989 -75 15 12.35 – V C57
2021-06-13 03:54:01 s 1 +173434.56 3 +237810.71 7050.0 – C57
2021-06-13 04:04:02 S 11 39 20.376 -75 14 55.03 – V C57
2021-06-13 04:04:02 s 1 +173262.21 2 +238413.32 9200.0 – C57
2021-06-13 04:14:01 S 11 39 21.142 -75 14 37.72 – V C57
2021-06-13 04:14:01 s 1 +173088.91 0 +239014.62 9090.0 – C57
2021-06-13 04:24:02 S 11 39 22.507 -75 14 21.73 – V C57
2021-06-13 04:24:02 s 1 +172914.66 2 +239614.63 6730.0 – C57
2021-06-13 04:34:02 S 11 39 24.019 -75 14 06.61 – V C57
2021-06-13 04:34:02 s 1 +172739.47 2 +240213.34 2140.0 – C57
2021-06-13 04:44:02 S 11 39 24.850 -75 13 48.04 – V C57
2021-06-13 04:44:02 s 1 +172563.34 5 +240810.75 5320.0 – C57
2021-06-13 04:54:02 S 11 39 25.973 -75 13 31.98 – V C57
2021-06-13 04:54:02 s 1 +172386.28 6 +241406.87 6290.0 – C57
2021-06-13 05:04:01 S 11 39 26.875 -75 13 14.41 – V C57
2021-06-13 05:04:01 s 1 +172208.29 8 +242001.70 5060.0 – C57
2021-06-13 05:14:02 S 11 39 28.471 -75 12 57.78 – 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)