[Iaude] MPEC Q171: 2020 QT4 [a=2.21,e=0.55,i=4.1,H=25.3]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Sun Aug 23 18:39:46 EDT 2020
M.P.E.C. 2020-Q171 Issued 2020 August 23, 22:38 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets and routine data on comets. They are published
on behalf of Division F of the International Astronomical Union by the
Minor Planet Center, Smithsonian Astrophysical Observatory,
Cambridge, MA 02138, U.S.A.
Prepared using the Tamkin Foundation Computer Network
MPC at CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2020 QT4
Observations:
K20Q04T* C2020 08 22.48913000 19 13.75 -28 23 03.2 17.14oVEQ171T08
K20Q04T C2020 08 22.49097300 19 20.40 -28 21 47.5 17.06oVEQ171T08
K20Q04T C2020 08 22.49474800 19 33.98 -28 19 11.7 17.12oVEQ171T08
K20Q04T C2020 08 22.51648400 20 52.08 -28 04 07.7 17.11oVEQ171T08
K20Q04T C2020 08 22.59407900 25 31.24 -27 08 56.7 17.40cVEQ171T05
K20Q04T C2020 08 22.59453600 25 32.87 -27 08 36.7 17.37cVEQ171T05
K20Q04T C2020 08 22.59499400 25 34.55 -27 08 16.6 17.43cVEQ171T05
K20Q04T C2020 08 22.59545200 25 36.14 -27 07 56.8 17.42cVEQ171T05
K20Q04T C2020 08 22.59590800 25 37.78 -27 07 37.2 17.30cVEQ171T05
K20Q04T KC2020 08 22.90424 00 45 18.99 -23 18 46.4 17.2 GVEQ171N88
K20Q04T KC2020 08 22.90572 00 45 24.19 -23 17 36.6 18.7 GVEQ171N88
K20Q04T KC2020 08 23.00951000 52 12.19 -21 55 49.3 17.4 GVEQ171L01
K20Q04T KC2020 08 23.01008900 52 14.23 -21 55 22.2 17.6 GVEQ171L01
K20Q04T KC2020 08 23.01180200 52 20.31 -21 54 01.3 17.5 GVEQ171L01
K20Q04T KC2020 08 23.01230500 52 22.06 -21 53 37.6 17.6 GVEQ171L01
K20Q04T KC2020 08 23.03437200 53 47.16 -21 35 49.0 17.3 GVEQ171I93
K20Q04T KC2020 08 23.03845900 54 01.58 -21 32 35.1 17.4 GVEQ171I93
K20Q04T KC2020 08 23.04263000 54 16.27 -21 29 17.1 17.4 GVEQ171I93
K20Q04T KC2020 08 23.29296 01 09 32.73 -18 04 24.1 17.4 RqEQ171734
K20Q04T KC2020 08 23.29523 01 09 40.46 -18 02 32.6 17.5 RqEQ171734
K20Q04T KC2020 08 23.29755 01 09 48.31 -18 00 38.5 17.6 RqEQ171734
K20Q04T KC2020 08 23.29981 01 09 56.04 -17 58 46.8 17.5 RqEQ171734
K20Q04T KC2020 08 23.30207 01 10 03.63 -17 56 56.9 17.5 RqEQ171734
K20Q04T KC2020 08 23.30433 01 10 11.34 -17 55 04.8 17.4 RqEQ171734
K20Q04T C2020 08 23.42419001 17 03.78 -16 15 01.9 17.61gUEQ171I41
K20Q04T C2020 08 23.42453701 17 04.94 -16 14 44.7 17.61gUEQ171I41
K20Q04T C2020 08 23.42466401 17 05.42 -16 14 38.8 17.69gUEQ171I41
K20Q04T C2020 08 23.42501201 17 06.44 -16 14 21.2 17.69gUEQ171I41
K20Q04T C2020 08 23.53015301 23 13.56 -14 44 23.2 17.55oVEQ171T08
K20Q04T C2020 08 23.53200301 23 19.59 -14 42 49.5 17.55oVEQ171T08
K20Q04T C2020 08 23.53525001 23 29.91 -14 40 07.8 17.54oVEQ171T08
K20Q04T C2020 08 23.55234801 24 24.31 -14 25 48.1 17.69oVEQ171T08
Observer details:
734 Farpoint Observatory, Eskridge. Observers G. Hug, D. Cromer, D. Goodin,
R. Valentine. Measurer D. Cromer. 0.7-m reflector + CCD.
I41 Palomar Mountain--ZTF. Observers B. T. Bolin, V. Bhalerao, C. M.
Copperwheat, K. P. Deshmukh, C.-Y. Hsu, Z.-Y. Lin, J. Purdum, K. Sharma,
C. Zhai, Z. T. F. Collaboration. Measurers B. T. Bolin, D. A. Duev, H.-W.
Lin, F. J. Masci, Q.-Z. Ye. 1.2-m f/2.4 Schmidt.
I93 St Pardon de Conques. Observer F. Losse. 0.40-m f/3.7 reflector + CCD.
L01 Visnjan Observatory, Tican. Observers K. Korlevic, V. Dobos, E. Pettarin,
D. Pujagic. Measurer D. Pujagic. 1.0-m f/2.9 reflector + CCD.
N88 Xingming Observatory #3, Nanshan. Observer X. Gao. Measurer Q.-Z. Ye.
0.6-m f/8 Ritchey-Chretien + CCD.
T05 ATLAS-HKO, Haleakala. Observers L. Denneau, J. Tonry, A. Heinze, H.
Weiland. Measurers L. Denneau, J. Tonry, A. Heinze, H. Weiland, H.
Flewelling, A. Fitzsimmons, J. Robinson, N. Erasmus. 0.5-m reflector +
CCD.
T08 ATLAS-MLO, Mauna Loa. Observers L. Denneau, J. Tonry, A. Heinze, H.
Weiland. Measurers L. Denneau, J. Tonry, A. Heinze, H. Weiland, H.
Flewelling, A. Fitzsimmons, J. Robinson, N. Erasmus. 0.5-m reflector +
CCD.
Orbital elements:
2020 QT4 Earth MOID = 0.0030 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5 Veres
M 330.17099 (2000.0) P Q
n 0.29996841 Peri. 13.89484 +0.98143409 +0.18947596
a 2.2101362 Node 335.12323 -0.18203982 +0.87133305
e 0.5461209 Incl. 4.05751 -0.06040388 +0.45263404
P 3.29 H 25.3 G 0.15 U 7
Residuals in seconds of arc
200822 T08 0.2+ 0.4+ 200823 L01 0.9- 0.2- 200823 734 0.3+ 0.0
200822 T08 0.4+ 0.2+ 200823 L01 0.9- 0.5- 200823 734 0.9+ 0.9+
200822 T08 0.3+ 0.0 200823 L01 0.5- 0.8- 200823 I41 0.2- 0.2+
200822 T08 0.1+ 0.4- 200823 L01 0.9- 0.9- 200823 I41 0.1+ 0.0
200822 T05 0.2+ 0.1- 200823 I93 0.7- 0.2- 200823 I41 1.0+ 0.4-
200822 T05 0.0 0.1- 200823 I93 0.6- 0.4- 200823 I41 0.8- 0.2-
200822 T05 0.4+ 0.0 200823 I93 0.7- 0.7- 200823 T08 1.5- 1.0-
200822 T05 0.4- 0.2- 200823 734 0.9+ 0.6+ 200823 T08 0.3+ 0.0
200822 T05 0.4- 0.5- 200823 734 1.1+ 0.6+ 200823 T08 0.3- 1.1-
200822 N88 0.9+ 1.0+ 200823 734 0.6+ 0.7+ 200823 T08 0.2- 0.2+
200822 N88 0.0 1.3+ 200823 734 1.4+ 1.3+
Ephemeris:
2020 QT4 a,e,i = 2.21, 0.55, 4 q = 1.0031
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2020 07 24 18 49 09.8 -41 48 51 0.1506 1.1506 151.6 24.8 22.6
...
2020 08 08 19 05 59.6 -44 33 40 0.07512 1.0735 141.1 36.4 21.3
...
2020 08 16 20 04 16.9 -46 38 01 0.03770 1.0423 141.2 37.5 19.8
...
2020 08 22 23 47 29.9 -33 24 14 0.01521 1.0244 148.1 31.4 17.6
2020 08 23 00 51 20.8 -21 54 35 0.01392 1.0219 139.8 39.7 17.6
2020 08 24 01 48 45.1 -08 09 09 0.01421 1.0196 126.6 52.7 18.0
...
2020 08 30 04 26 10.1 +29 28 57 0.03461 1.0086 87.3 90.7 21.2
...
2020 09 07 05 15 09.1 +36 41 34 0.07051 1.0028 84.0 92.0 22.8
...
2020 09 22 05 42 03.5 +39 37 10 0.1360 1.0191 92.7 79.7 23.8
M. P. C. Staff (C) Copyright 2020 MPC M.P.E.C. 2020-Q171
More information about the Iaude
mailing list