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
2021-06-07 14:34:02 s 1 -199911.06 4 +180744.48 4460.0 – C57
2021-06-07 14:44:02 S 11 27 59.362 -79 07 13.55 – V C57
2021-06-07 14:44:02 s 1 -199955.15 3 +180057.90 5970.0 – C57
2021-06-07 14:54:02 S 11 27 59.215 -79 06 57.28 – V C57
2021-06-07 14:54:02 s 1 -199997.85 7 +179370.07 3590.0 – C57
2021-06-07 15:04:02 S 11 27 59.194 -79 06 41.76 – V C57
2021-06-07 15:04:02 s 1 -200039.17 0 +178680.99 7290.0 – C57
2021-06-07 15:14:02 S 11 27 59.707 -79 06 25.92 – V C57
2021-06-07 15:14:02 s 1 -200079.08 5 +177990.67 7060.0 – C57
2021-06-07 15:24:02 S 11 27 59.606 -79 06 09.90 – V C57
2021-06-07 15:24:02 s 1 -200117.59 5 +177299.09 2880.0 – C57
2021-06-07 15:34:02 S 11 27 59.561 -79 05 54.46 – V C57
2021-06-07 15:34:02 s 1 -200154.69 4 +176606.27 4730.0 – C57
2021-06-07 15:54:02 S 11 27 59.839 -79 05 22.60 – V C57
2021-06-07 15:54:02 s 1 -200224.63 0 +175216.86 6440.0 – C57
2021-06-07 16:04:02 S 11 28 00.194 -79 05 06.36 – V C57
2021-06-07 16:04:02 s 1 -200257.45 3 +174520.28 6280.0 – C57
2021-06-07 16:14:02 S 11 28 00.511 -79 04 50.30 – V C57
2021-06-07 16:14:02 s 1 -200288.83 7 +173822.44 2070.0 – C57
2021-06-07 16:24:02 S 11 28 00.106 -79 04 35.04 – V C57
2021-06-07 16:24:02 s 1 -200318.77 5 +173123.35 3790.0 – C57
2021-06-07 16:34:02 S 11 28 00.391 -79 04 19.88 – V C57
2021-06-07 16:34:02 s 1 -200347.26 0 +172423.00 1440.0 – C57
2021-06-07 16:44:02 S 11 28 00.917 -79 04 02.35 – V C57
2021-06-07 16:44:02 s 1 -200374.28 5 +171721.40 4990.0 – C57
2021-06-07 16:54:02 S 11 28 01.130 -79 03 47.63 – V C57
2021-06-07 16:54:02 s 1 -200399.84 2 +171018.54 4420.0 – C57
2021-06-07 17:04:02 S 11 28 01.433 -79 03 31.32 – V C57
2021-06-07 17:04:02 s 1 -200423.92 5 +170314.41 9710.0 – C57
2021-06-07 17:34:02 S 11 28 02.503 -79 02 42.32 – V C57
2021-06-07 17:34:02 s 1 -200487.25 2 +168194.49 580.0 – C57
2021-06-07 17:44:02 S 11 28 02.414 -79 02 27.28 – V C57
2021-06-07 17:44:02 s 1 -200505.36 3 +167485.33 9130.0 – C57
2021-06-07 17:54:02 S 11 28 02.741 -79 02 10.75 – V C57
2021-06-07 17:54:02 s 1 -200521.96 3 +166774.90 3440.0 – C57
2021-06-07 18:04:02 S 11 28 03.132 -79 01 55.49 – V C57
2021-06-07 18:04:02 s 1 -200537.04 4 +166063.21 3500.0 – C57
2021-06-07 18:14:02 S 11 28 03.204 -79 01 38.86 – V C57
2021-06-07 18:14:02 s 1 -200550.59 8 +165350.26 9280.0 – C57
2021-06-07 18:24:02 S 11 28 03.144 -79 01 23.38 – V C57
2021-06-07 18:24:02 s 1 -200562.61 9 +164636.04 770.0 – C57
2021-06-07 18:34:02 S 11 28 03.552 -79 01 06.74 – V C57
2021-06-07 18:34:02 s 1 -200573.09 7 +163920.55 7940.0 – C57
2021-06-07 19:04:02 S 11 28 03.898 -79 00 19.04 – V C57
2021-06-07 19:04:02 s 1 -200595.20 6 +161766.49 3350.0 – C57
2021-06-07 19:14:02 S 11 28 04.363 -79 00 03.74 – V C57
2021-06-07 19:14:02 s 1 -200599.44 0 +161045.94 3050.0 – C57
2021-06-07 19:24:02 S 11 28 04.586 -78 59 48.08 – V C57
2021-06-07 19:24:02 s 1 -200602.09 3 +160324.11 8330.0 – C57
2021-06-07 19:34:02 S 11 28 04.351 -78 59 31.24 – 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)