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 16:24:02 s 1 -184779.27 5 +59231.766 1470.0 – C57
2021-06-08 16:54:02 S 11 28 31.279 -78 24 31.50 – V C57
2021-06-08 16:54:02 s 1 -183899.58 3 +56591.403 2350.0 – C57
2021-06-08 17:04:02 S 11 28 31.548 -78 24 14.69 – V C57
2021-06-08 17:04:02 s 1 -183599.64 6 +55709.194 7880.0 – C57
2021-06-08 17:14:02 S 11 28 31.745 -78 23 58.56 – V C57
2021-06-08 17:14:02 s 1 -183296.31 8 +54825.952 4270.0 – C57
2021-06-08 17:24:02 S 11 28 31.519 -78 23 40.88 – V C57
2021-06-08 17:24:02 s 1 -182989.57 6 +53941.687 1460.0 – C57
2021-06-08 17:34:02 S 11 28 32.126 -78 23 24.22 – V C57
2021-06-08 17:34:02 s 1 -182679.39 8 +53056.406 9380.0 – C57
2021-06-08 17:44:02 S 11 28 32.251 -78 23 07.44 – V C57
2021-06-08 17:44:02 s 1 -182365.75 9 +52170.117 7990.0 – C57
2021-06-08 17:54:02 S 11 28 32.083 -78 22 51.56 – V C57
2021-06-08 17:54:02 s 1 -182048.63 8 +51282.828 7220.0 – C57
2021-06-08 18:04:02 S 11 28 32.299 -78 22 33.60 – V C57
2021-06-08 18:04:02 s 1 -181728.00 9 +50394.548 7010.0 – C57
2021-06-08 18:14:02 S 11 28 32.633 -78 22 16.39 – V C57
2021-06-08 18:14:02 s 1 -181403.84 9 +49505.286 7300.0 – C57
2021-06-08 18:24:02 S 11 28 32.530 -78 21 59.98 – V C57
2021-06-08 18:24:02 s 1 -181076.13 4 +48615.051 8030.0 – C57
2021-06-08 18:34:02 S 11 28 32.962 -78 21 43.09 – V C57
2021-06-08 18:34:02 s 1 -180744.83 9 +47723.852 9130.0 – C57
2021-06-08 18:44:02 S 11 28 32.626 -78 21 26.06 – V C57
2021-06-08 18:44:02 s 1 -180409.94 1 +46831.698 540.0 – C57
2021-06-08 18:54:02 S 11 28 33.398 -78 21 09.90 – V C57
2021-06-08 18:54:02 s 1 -180071.41 4 +45938.600 2200.0 – C57
2021-06-08 19:04:02 S 11 28 33.838 -78 20 52.08 – V C57
2021-06-08 19:04:02 s 1 -179729.23 4 +45044.565 4050.0 – C57
2021-06-08 19:14:02 S 11 28 34.462 -78 20 35.56 – V C57
2021-06-08 19:14:02 s 1 -179383.37 6 +44149.606 6030.0 – C57
2021-06-08 19:24:02 S 11 28 34.423 -78 20 16.40 – V C57
2021-06-08 19:24:02 s 1 -179033.81 3 +43253.732 8060.0 – C57
2021-06-08 19:34:02 S 11 28 34.642 -78 20 01.25 – V C57
2021-06-08 19:34:02 s 1 -178680.52 1 +42356.954 80.0 – C57
2021-06-08 19:44:02 S 11 28 34.807 -78 19 43.32 – V C57
2021-06-08 19:44:02 s 1 -178323.47 3 +41459.282 2030.0 – C57
2021-06-08 21:24:02 S 11 28 36.778 -78 16 53.11 – V C57
2021-06-08 21:24:02 s 1 -174540.60 8 +32435.986 2650.0 – C57
2021-06-08 21:34:02 S 11 28 37.289 -78 16 35.22 – V C57
2021-06-08 21:34:02 s 1 -174140.48 2 +31529.274 9300.0 – C57
2021-06-08 21:44:02 S 11 28 37.502 -78 16 18.62 – V C57
2021-06-08 21:44:02 s 1 -173736.27 2 +30621.819 5050.0 – C57
2021-06-08 21:54:02 S 11 28 37.546 -78 16 03.25 – V C57
2021-06-08 21:54:02 s 1 -173327.95 1 +29713.636 9820.0 – C57
2021-06-08 22:04:02 S 11 28 38.006 -78 15 44.71 – V C57
2021-06-08 22:04:02 s 1 -172915.48 8 +28804.740 3540.0 – C57
2021-06-08 22:14:02 S 11 28 38.270 -78 15 27.97 – V C57
2021-06-08 22:14:02 s 1 -172498.85 5 +27895.145 6130.0 – C57
2021-06-08 22:24:02 S 11 28 38.573 -78 15 09.97 – 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)