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
2021-05-31 07:24:02 s 1 +109056.36 8 +350372.36 8430.0 – C57
2021-05-31 07:34:02 S 11 25 53.393 -83 17 54.74 – V C57
2021-05-31 07:34:02 s 1 +108744.17 8 +350692.64 5580.0 – C57
2021-05-31 07:44:02 S 11 25 53.134 -83 17 41.17 – V C57
2021-05-31 07:44:02 s 1 +108431.66 9 +351011.92 2080.0 – C57
2021-05-31 07:54:02 S 11 25 53.110 -83 17 26.92 – V C57
2021-05-31 07:54:02 s 1 +108118.84 4 +351330.19 7910.0 – C57
2021-05-31 08:04:02 S 11 25 53.246 -83 17 15.25 – V C57
2021-05-31 08:04:02 s 1 +107805.70 4 +351647.46 3100.0 – C57
2021-05-31 08:14:02 S 11 25 53.114 -83 17 01.36 – V C57
2021-05-31 08:14:02 s 1 +107492.25 0 +351963.74 7640.0 – C57
2021-05-31 08:24:02 S 11 25 53.064 -83 16 47.75 – V C57
2021-05-31 08:24:02 s 1 +107178.48 3 +352279.01 1540.0 – C57
2021-05-31 08:34:02 S 11 25 52.709 -83 16 35.04 – V C57
2021-05-31 08:34:02 s 1 +106864.40 5 +352593.29 4790.0 – C57
2021-05-31 08:44:02 S 11 25 52.817 -83 16 21.00 – V C57
2021-05-31 08:44:02 s 1 +106550.01 8 +352906.57 7410.0 – C57
2021-05-31 08:54:02 S 11 25 52.351 -83 16 08.83 – V C57
2021-05-31 08:54:02 s 1 +106235.32 2 +353218.85 9400.0 – C57
2021-05-31 09:04:02 S 11 25 52.594 -83 15 54.90 – V C57
2021-05-31 09:04:02 s 1 +105920.31 9 +353530.13 750.0 – C57
2021-05-31 09:14:02 S 11 25 53.165 -83 15 45.72 – V C57
2021-05-31 09:14:02 s 1 +105605.01 1 +353840.42 1480.0 – C57
2021-05-31 09:34:02 S 11 25 52.757 -83 15 16.60 – V C57
2021-05-31 09:34:02 s 1 +104973.48 3 +354458.02 1060.0 – C57
2021-05-31 09:44:02 S 11 25 52.562 -83 15 02.12 – V C57
2021-05-31 09:44:02 s 1 +104657.26 7 +354765.33 9930.0 – C57
2021-05-31 10:04:02 S 11 25 52.294 -83 14 36.02 – V C57
2021-05-31 10:04:02 s 1 +104023.93 6 +355376.97 5820.0 – C57
2021-05-31 10:14:02 S 11 25 52.250 -83 14 23.21 – V C57
2021-05-31 10:14:02 s 1 +103706.82 4 +355681.30 2860.0 – C57
2021-05-31 10:24:02 S 11 25 52.579 -83 14 09.67 – V C57
2021-05-31 10:24:02 s 1 +103389.41 6 +355984.64 9290.0 – C57
2021-05-31 10:34:02 S 11 25 52.246 -83 13 55.88 – V C57
2021-05-31 10:34:02 s 1 +103071.71 3 +356287.00 5120.0 – C57
2021-05-31 10:44:02 S 11 25 52.649 -83 13 43.21 – V C57
2021-05-31 10:44:02 s 1 +102753.71 7 +356588.36 350.0 – C57
2021-05-31 10:54:02 S 11 25 52.416 -83 13 29.60 – V C57
2021-05-31 10:54:02 s 1 +102435.43 0 +356888.74 4990.0 – C57
2021-05-31 11:04:02 S 11 25 52.505 -83 13 17.58 – V C57
2021-05-31 11:04:02 s 1 +102116.85 2 +357188.13 9040.0 – C57
2021-05-31 11:14:02 S 11 25 53.273 -83 13 03.79 – V C57
2021-05-31 11:14:02 s 1 +101797.98 5 +357486.54 2500.0 – C57
2021-05-31 11:24:02 S 11 25 52.870 -83 12 50.62 – V C57
2021-05-31 11:24:02 s 1 +101478.83 0 +357783.95 5380.0 – C57
2021-05-31 11:34:02 S 11 25 52.586 -83 12 37.55 – V C57
2021-05-31 11:34:02 s 1 +101159.38 8 +358080.39 7680.0 – C57
2021-05-31 11:44:02 S 11 25 52.382 -83 12 23.72 – V C57
2021-05-31 11:44:02 s 1 +100839.66 2 +358375.84 9390.0 – C57
2021-05-31 11:54:02 S 11 25 52.834 -83 12 10.08 – 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)