MPEC 2019-T162 : 2019 TA4
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M.P.E.C. 2019-T162 Issued 2019 October 8, 19:54 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@CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2019 TA4
Observations:
K19T04A* C2019 10 07.29256 01 46 47.14 +36 14 52.0 19.0 GVET162703
K19T04A C2019 10 07.29793 01 46 46.27 +36 14 12.2 19.5 GVET162703
K19T04A C2019 10 07.30333 01 46 45.34 +36 13 32.5 19.2 GVET162703
K19T04A C2019 10 07.30876 01 46 44.43 +36 12 54.3 19.1 GVET162703
K19T04A C2019 10 07.43693 01 46 24.404+35 57 15.57 18.8 iUET162F51
K19T04A C2019 10 07.44173 01 46 22.01 +35 56 31.6 18.7 GVET162I52
K19T04A C2019 10 07.44191 01 46 21.98 +35 56 30.3 18.8 GVET162I52
K19T04A C2019 10 07.44399 01 46 21.64 +35 56 14.8 18.9 GVET162I52
K19T04A C2019 10 07.44417 01 46 21.60 +35 56 13.5 18.7 GVET162I52
K19T04A C2019 10 07.45024 01 46 22.149+35 55 38.02 19.0 iUET162F51
K19T04A C2019 10 07.46283 01 46 20.009+35 54 05.63 18.9 iUET162F51
K19T04A C2019 10 07.57132001 46 01.80 +35 40 46.7 19.10cVET162T05
K19T04A C2019 10 07.59020901 45 58.68 +35 38 27.3 19.07cVET162T05
K19T04A C2019 10 07.60263501 45 56.60 +35 36 54.7 19.30cVET162T05
K19T04A C2019 10 07.61346301 45 54.91 +35 35 35.4 19.21cVET162T05
K19T04A KC2019 10 07.64769001 45 49.395+35 31 22.12 19.01GVET162F51
K19T04A KC2019 10 07.81685 01 45 27.25 +35 10 39.0 18.8 GVET162595
K19T04A IC2019 10 07.82983 01 45 25.15 +35 09 05.3 18.9 GVET162595
K19T04A IC2019 10 07.83142401 45 24.91 +35 08 54.3 19.1 GVET162L01
K19T04A KC2019 10 07.83207701 45 24.81 +35 08 49.4 19.2 GVET162L01
K19T04A KC2019 10 07.83273301 45 24.72 +35 08 44.8 19.0 GVET162L01
K19T04A KC2019 10 07.83405401 45 24.51 +35 08 35.3 19.2 GVET162L01
K19T04A KC2019 10 07.83449601 45 24.44 +35 08 32.1 19.0 GVET162L01
K19T04A KC2019 10 07.83538201 45 24.31 +35 08 25.8 18.9 GVET162L01
K19T04A KC2019 10 07.84800 01 45 22.34 +35 06 54.8 18.8 GVET162595
K19T04A KC2019 10 07.84982 01 45 21.91 +35 06 40.3 18.5 GVET162C47
K19T04A KC2019 10 07.85839 01 45 20.67 +35 05 39.7 19.1 GVET162595
K19T04A KC2019 10 07.85958 01 45 20.39 +35 05 30.1 18.8 GVET162C47
K19T04A KC2019 10 07.86277 01 45 20.01 +35 05 08.6 17.6 RqET162160
K19T04A KC2019 10 07.86460 01 45 19.84 +35 04 56.4 18.3 RqET162160
K19T04A KC2019 10 07.86552 01 45 19.63 +35 04 50.2 17.3 RqET162160
K19T04A KC2019 10 07.86643 01 45 19.47 +35 04 42.1 18.0 RqET162160
K19T04A KC2019 10 07.86827 01 45 19.16 +35 04 29.1 18.5 RqET162160
K19T04A KC2019 10 07.86877 01 45 19.01 +35 04 24.8 19.0 GVET162595
K19T04A KC2019 10 07.86935 01 45 18.84 +35 04 19.7 18.9 GVET162C47
K19T04A KC2019 10 07.87911 01 45 17.31 +35 03 09.2 18.7 GVET162C47
K19T04A KC2019 10 07.88537 01 45 16.32 +35 02 24.0 19.0 GVET162C47
K19T04A KC2019 10 07.91104 01 45 12.69 +34 59 18.6 19.3 VqET162958
K19T04A KC2019 10 07.91125 01 45 12.35 +34 59 18.8 19.1 VqET162K63
K19T04A KC2019 10 07.91296 01 45 12.10 +34 59 06.5 19.1 VqET162K63
K19T04A KC2019 10 07.91527 01 45 11.72 +34 58 49.5 19.3 VqET162K63
K19T04A KC2019 10 07.92266 01 45 10.86 +34 57 55.6 19.2 VqET162958
K19T04A KC2019 10 07.93424 01 45 08.96 +34 56 31.7 18.6 VqET162958
K19T04A KC2019 10 07.95296 01 45 05.70 +34 54 17.8 18.8 GVET162104
K19T04A KC2019 10 07.95694 01 45 05.06 +34 53 49.1 18.8 GVET162104
K19T04A KC2019 10 07.96092 01 45 04.43 +34 53 20.3 18.8 GVET162104
K19T04A 3C2019 10 07.97461 01 45 03.23 +34 51 46.7 18.3 GVET162G40
K19T04A 3C2019 10 07.99009 01 45 00.72 +34 49 54.9 18.2 GVET162G40
K19T04A 3C2019 10 08.00227 01 44 58.76 +34 48 27.6 18.3 GVET162G40
K19T04A KC2019 10 08.12962 01 44 37.85 +34 33 02.5 19.2 GVET162Z84
K19T04A KC2019 10 08.13905 01 44 36.37 +34 31 54.0 19.6 GVET162Z84
K19T04A KC2019 10 08.14846 01 44 34.90 +34 30 45.9 19.6 GVET162Z84
K19T04A KC2019 10 08.15788 01 44 33.42 +34 29 37.4 19.6 GVET162Z84
K19T04A C2019 10 08.19581 01 44 30.68 +34 25 05.5 18.9 GVET162I52
K19T04A C2019 10 08.19637 01 44 30.60 +34 25 01.3 18.8 GVET162I52
K19T04A C2019 10 08.19693 01 44 30.50 +34 24 57.2 18.7 GVET162I52
K19T04A C2019 10 08.20170 01 44 29.76 +34 24 23.3 18.6 GVET162I52
K19T04A KC2019 10 08.22462601 44 25.42 +34 21 39.0 19.0 VuET162H21
K19T04A KC2019 10 08.22598501 44 25.22 +34 21 29.5 18.9 VuET162H21
K19T04A KC2019 10 08.22734001 44 25.01 +34 21 19.6 19.1 VuET162H21
K19T04A KC2019 10 08.22869501 44 24.79 +34 21 10.0 19.0 VuET162H21
K19T04A KC2019 10 08.23005101 44 24.58 +34 21 00.2 19.0 VuET162H21
K19T04A KC2019 10 08.23831 01 44 23.50 +34 20 00.4 18.8 RqET162H36
K19T04A KC2019 10 08.25850 01 44 20.33 +34 17 36.4 19.1 RqET162H36
K19T04A KC2019 10 08.27877 01 44 17.12 +34 15 11.2 19.0 RqET162H36
K19T04A KC2019 10 08.32118 01 44 10.93 +34 10 05.7 18.8 GVET162V01
K19T04A KC2019 10 08.33573 01 44 08.66 +34 08 21.1 18.8 GVET162V01
K19T04A C2019 10 08.33622 01 44 10.127+34 08 23.18 18.9 iUET162F51
K19T04A KC2019 10 08.34609 01 44 07.03 +34 07 06.8 18.8 GVET162V01
K19T04A C2019 10 08.34799 01 44 08.295+34 06 59.64 19.0 iUET162F51
K19T04A C2019 10 08.35976 01 44 06.452+34 05 35.95 18.9 iUET162F51
Observer details:
104 San Marcello Pistoiese. Observers P. Bacci, M. Maestripieri. Measurers P.
Bacci, L. Tesi, G. Fagioli. 0.60-m reflector + CCD.
160 Castelmartini. Observers M. Jaeger, E. Prosperi, S. Prosperi. Measurer E.
Prosperi. 0.35-m f/10 Schmidt-Cassegrain + CCD.
595 Farra d'Isonzo. Observer E. Pettarin. 0.61-m f/4.5 reflector + CCD.
703 Catalina Sky Survey. Observer D. Rankin. Measurers B. M. Africano, E. J.
Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, A. D. Grauer, H.
Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, T. A. Pruyne, D.
Rankin, R. L. Seaman, F. C. Shelly. 0.68-m Schmidt + 10K CCD.
958 Observatoire de Dax. Observers P. Dupouy, J. B. de Vanssay. Measurer P.
Dupouy. 0.43-m f/2.7 reflector + CCD.
C47 Nonndorf. Observer G. Dangl. 0.25-m f/4.8 reflector + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, T. Lowe, A. Schultz, M.
Willman, K. Chambers, E. Magnier. Measurers K. Chambers, S. Chastel, T. de
Boer, L. Denneau, J. Fairlamb, H. Flewelling, M. Huber, C.-C. Lin, E.
Magnier, Y. Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien +
CCD.
G40 Slooh.com Canary Islands Observatory. Observer A. J. Evans. 0.43-m f/6.8
Corrected Dall-Kirkham + CCD.
H21 Astronomical Research Observatory, Westfield. Observer R. Holmes.
Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes. 0.76-m f/3.0
astrograph + CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m reflector + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observers D. Rankin, T. A.
Pruyne. Measurers B. M. Africano, E. J. Christensen, G. A. Farneth, D. C.
Fuls, A. R. Gibbs, A. D. Grauer, H. Groeller, R. A. Kowalski, S. M. Larson,
G. J. Leonard, T. A. Pruyne, D. Rankin, R. L. Seaman, F. C. Shelly, K. W.
Wierzchos. 1.0-m reflector + CCD.
K63 G. Pascoli Observatory, Castelvecchio Pascoli. Observer R. Bacci. 0.41-m
f/3.2 Newtonian reflector + CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector +
CCD.
T05 ATLAS-HKO, Haleakala. Observers L. Denneau, J. Tonry, A. Heinze, H.
Weiland, H. Flewelling. Measurers L. Denneau, J. Tonry, A. Heinze, H.
Weiland, H. Flewelling, B. Stalder, A. Fitzsimmons, J. Robinson, D. Young,
N. Erasmus. 0.5-m reflector + CCD.
V01 Mountainville Observatory, Alpine. Observer B. Sheets. 0.35-m f/11.0
Schmidt-Cassegrain + CCD.
Z84 Calar Alto-Schmidt. Observer E. Schwab. Measurers E. Schwab, D. Koschny,
M. Micheli. 0.8-m f/3 Schmidt + CCD.
Orbital elements:
2019 TA4 Earth MOID = 0.0572 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 Bell
M 334.00917 (2000.0) P Q
n 0.27054838 Peri. 78.09690 +0.24069735 +0.94406038
a 2.3675878 Node 209.05954 -0.96766483 +0.25145678
e 0.6858413 Incl. 27.65193 +0.07542921 +0.21335299
P 3.64 H 20.1 G 0.15 U 8
Residuals in seconds of arc
191007 703 0.5- 0.1- 191007 595 0.4+ 0.2+ 191008 G40 0.1+ 0.2-
191007 703 0.0 0.4- 191007 C47 0.1- 0.2- 191008 Z84 0.0 0.0
191007 703 0.2- 0.4- 191007 595 0.0 0.0 191008 Z84 0.0 0.0
191007 703 0.0 1.3+ 191007 C47 0.1+ 0.0 191008 Z84 0.1+ 0.2+
191007 F51 0.0 0.1- 191007 160 0.8- 0.0 191008 Z84 0.0 0.1+
191007 I52 0.0 0.1- 191007 160 0.7+ 1.0+ 191008 I52 0.1+ 0.1+
191007 I52 0.0 0.0 191007 160 0.1- 1.4+ 191008 I52 0.2+ 0.1-
191007 I52 0.0 0.1- 191007 160 0.3- 0.2- 191008 I52 0.0 0.2-
191007 I52 0.1- 0.1- 191007 160 0.5- 0.1+ 191008 I52 0.0 0.1-
191007 F51 0.1+ 0.0 191007 595 0.2- 0.1- 191008 H21 0.2- 0.1+
191007 F51 0.1+ 0.0 191007 C47 0.0 0.1+ 191008 H21 0.0 0.3+
191007 T05 0.2+ 0.1+ 191007 C47 0.2+ 0.0 191008 H21 0.0 0.1+
191007 T05 0.1+ 0.2+ 191007 C47 0.2+ 0.0 191008 H21 0.0 0.2+
191007 T05 0.5- 0.5- 191007 958 0.0 0.5- 191008 H21 0.0 0.2+
191007 T05 0.3+ 0.2+ 191007 K63 0.3- 0.1- 191008 H36 0.2- 0.3-
191007 F51 0.0 0.2+ 191007 K63 0.0 0.1- 191008 H36 0.0 0.4+
191007 595 0.7+ 0.1- 191007 K63 0.2- 0.4- 191008 H36 0.1- 0.5+
191007 595 0.2- 0.3- 191007 958 0.1+ 0.2+ 191008 V01 0.3- 0.2+
191007 L01 0.2- 0.1- 191007 958 0.6- 0.3- 191008 V01 0.1- 0.2-
191007 L01 0.2- 0.3- 191007 104 0.1+ 0.0 191008 F51 0.0 0.1-
191007 L01 0.0 0.1- 191007 104 0.0 0.0 191008 V01 0.1- 0.2-
191007 L01 0.0 0.1- 191007 104 0.1+ 0.0 191008 F51 0.1+ 0.0
191007 L01 0.0 0.1- 191007 G40 0.4+ 0.0 191008 F51 0.0 0.1-
191007 L01 0.1+ 0.1- 191007 G40 0.1+ 0.5-
Ephemeris:
2019 TA4 a,e,i = 2.37, 0.69, 28 q = 0.7438
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 09 08 09 45 57.5 +77 10 04 0.3283 0.9582 71.9 89.0 20.7
...
2019 09 23 03 03 38.4 +67 10 49 0.2735 1.1076 105.3 60.9 19.7
...
2019 10 01 02 08 09.2 +49 54 42 0.2744 1.1911 128.3 41.3 19.3
...
2019 10 07 01 47 33.2 +36 51 02 0.2951 1.2542 145.6 26.8 19.1
2019 10 08 01 44 58.3 +34 48 48 0.3003 1.2648 148.3 24.5 19.1
2019 10 09 01 42 34.2 +32 49 55 0.3059 1.2753 151.0 22.3 19.1
...
2019 10 15 01 31 10.8 +22 16 55 0.3492 1.3384 165.6 10.7 19.1
...
2019 10 23 01 21 37.6 +11 53 50 0.4287 1.4219 173.5 4.5 19.4
...
2019 11 07 01 14 19.4 +01 03 53 0.6270 1.5753 152.9 16.7 21.0
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-T162
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