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
2021-12-05 05:43:55 s 1 +176150.41 8 +172679.92 3060.0 – C57
2021-12-05 05:53:55 S 12 54 59.909 -17 37 32.38 – V C57
2021-12-05 05:53:55 s 1 +176105.58 9 +173399.46 4030.0 – C57
2021-12-05 06:03:55 S 12 55 00.391 -17 37 55.42 – V C57
2021-12-05 06:03:55 s 1 +176059.24 7 +174117.51 9300.0 – C57
2021-12-05 06:23:55 S 12 55 01.622 -17 38 41.10 – V C57
2021-12-05 06:23:55 s 1 +175962.05 3 +175549.20 2810.0 – C57
2021-12-05 06:33:55 S 12 55 02.210 -17 39 03.60 – V C57
2021-12-05 06:33:55 s 1 +175911.21 9 +176262.83 1130.0 – C57
2021-12-05 06:43:55 S 12 55 02.438 -17 39 24.62 – V C57
2021-12-05 06:43:55 s 1 +175858.90 4 +176974.99 3870.0 – C57
2021-12-05 06:53:55 S 12 55 03.151 -17 39 48.17 – V C57
2021-12-05 06:53:55 s 1 +175805.11 6 +177685.68 1050.0 – C57
2021-12-05 07:03:55 S 12 55 03.737 -17 40 10.16 – V C57
2021-12-05 07:03:55 s 1 +175749.86 4 +178394.91 2710.0 – C57
2021-12-05 07:13:55 S 12 55 04.205 -17 40 31.44 – V C57
2021-12-05 07:13:55 s 1 +175693.15 4 +179102.67 8880.0 – C57
2021-12-05 07:23:55 S 12 55 04.714 -17 40 53.98 – V C57
2021-12-05 07:23:55 s 1 +175634.99 6 +179808.97 9580.0 – C57
2021-12-05 07:33:55 S 12 55 05.297 -17 41 15.47 – V C57
2021-12-05 07:33:55 s 1 +175575.39 6 +180513.80 4860.0 – C57
2021-12-05 07:43:55 S 12 55 05.779 -17 41 39.01 – V C57
2021-12-05 07:43:55 s 1 +175514.36 2 +181217.17 4740.0 – C57
2021-12-05 07:53:55 S 12 55 06.324 -17 42 00.54 – V C57
2021-12-05 07:53:55 s 1 +175451.90 3 +181919.09 9250.0 – C57
2021-12-05 08:03:55 S 12 55 06.751 -17 42 22.72 – V C57
2021-12-05 08:03:55 s 1 +175388.02 5 +182619.54 8420.0 – C57
2021-12-05 08:13:55 S 12 55 07.406 -17 42 46.26 – V C57
2021-12-05 08:13:55 s 1 +175322.73 7 +183318.55 2270.0 – C57
2021-12-05 08:23:55 S 12 55 07.966 -17 43 07.10 – V C57
2021-12-05 08:23:55 s 1 +175256.04 6 +184016.09 850.0 – C57
2021-12-05 08:33:55 S 12 55 08.426 -17 43 29.68 – V C57
2021-12-05 08:33:55 s 1 +175187.95 9 +184712.19 4170.0 – C57
2021-12-05 08:43:55 S 12 55 09.058 -17 43 53.36 – V C57
2021-12-05 08:43:55 s 1 +175118.48 4 +185406.84 2270.0 – C57
2021-12-05 08:53:55 S 12 55 09.571 -17 44 11.69 – V C57
2021-12-05 08:53:55 s 1 +175047.62 9 +186100.03 5170.0 – C57
2021-12-05 09:53:55 S 12 55 12.576 -17 46 27.19 – V C57
2021-12-05 09:53:55 s 1 +174593.90 0 +190228.89 5050.0 – C57
2021-12-05 10:43:55 S 12 55 15.228 -17 48 25.24 – V C57
2021-12-05 10:43:55 s 1 +174179.12 8 +193630.09 2150.0 – C57
2021-12-05 10:53:55 S 12 55 15.636 -17 48 47.23 – V C57
2021-12-05 10:53:55 s 1 +174092.25 6 +194306.04 4860.0 – C57
2021-12-05 11:03:55 S 12 55 16.296 -17 49 07.14 – V C57
2021-12-05 11:03:55 s 1 +174004.09 5 +194980.56 2730.0 – C57
2021-12-05 11:13:55 S 12 55 16.853 -17 49 26.62 – V C57
2021-12-05 11:13:55 s 1 +173914.65 0 +195653.66 5780.0 – C57
2021-12-05 11:23:55 S 12 55 17.321 -17 49 49.84 – V C57
2021-12-05 11:23:55 s 1 +173823.92 8 +196325.34 4040.0 – C57
2021-12-05 11:33:55 S 12 55 18.096 -17 50 12.12 – 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)