MPEC 2019-L61 : 2019 LB1
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M.P.E.C. 2019-L61 Issued 2019 June 5, 14:31 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 LB1
Observations:
K19L01B C2019 05 31.32234215 32 51.70 +53 35 07.8 19.67RUEL061I41
K19L01B C2019 05 31.32268915 32 51.28 +53 34 53.1 19.67RUEL061I41
K19L01B C2019 06 01.20742415 26 27.01 +41 46 10.0 20.13gUEL061I41
K19L01B C2019 06 01.20777115 26 26.63 +41 45 53.6 20.13gUEL061I41
K19L01B* C2019 06 01.22343815 26 14.05 +41 32 56.7 19.56gUEL061I41
K19L01B C2019 06 01.22378515 26 13.79 +41 32 40.9 19.56gUEL061I41
K19L01B C2019 06 01.24827915 25 53.91 +41 12 18.1 18.99RUEL061I41
K19L01B C2019 06 01.24862615 25 53.58 +41 12 00.6 18.99RUEL061I41
K19L01B C2019 06 01.27635415 25 30.98 +40 48 40.3 18.96RUEL061I41
K19L01B C2019 06 01.27670115 25 30.68 +40 48 22.5 18.96RUEL061I41
K19L01B KC2019 06 03.90102 15 13 37.66 +05 07 45.8 18.7 VqEL061L34
K19L01B KC2019 06 03.90911615 13 43.68 +04 59 47.0 18.1 GVEL061J95
K19L01B KC2019 06 03.91506415 13 41.42 +04 55 42.1 18.2 GVEL061J95
K19L01B KC2019 06 03.92091315 13 39.15 +04 51 41.5 18.6 GVEL061J95
K19L01B KC2019 06 03.92184 15 13 28.40 +04 53 27.5 19.4 VqEL061L34
K19L01B KC2019 06 03.98919 15 13 04.33 +04 05 24.8 17.5 RVEL061K61
K19L01B KC2019 06 03.98963 15 13 04.17 +04 05 06.8 17.6 RVEL061K61
K19L01B KC2019 06 03.98980 15 13 04.10 +04 04 59.7 17.6 RVEL061K61
K19L01B KC2019 06 03.99024 15 13 03.97 +04 04 42.1 17.7 RVEL061K61
K19L01B KC2019 06 03.99102 15 13 03.72 +04 04 10.0 17.7 RVEL061K61
K19L01B KC2019 06 04.00463 15 13 04.45 +03 55 53.6 18.1 VqEL061I93
K19L01B KC2019 06 04.00563 15 12 53.64 +03 56 20.3 19.3 VqEL061L34
K19L01B KC2019 06 04.00665 15 13 03.68 +03 54 32.4 18.2 VqEL061I93
K19L01B KC2019 06 04.00965 15 13 02.50 +03 52 30.7 18.1 VqEL061I93
K19L01B C2019 06 04.32439 15 12 04.62 +00 29 48.1 18.9 GVEL061I52
K19L01B C2019 06 04.32452 15 12 04.56 +00 29 43.1 18.7 GVEL061I52
K19L01B C2019 06 04.32465 15 12 04.53 +00 29 38.3 18.6 GVEL061I52
K19L01B C2019 06 04.86431 15 11 09.42 -04 51 58.2 VEL061246
K19L01B C2019 06 04.86451 15 11 09.35 -04 52 04.6 VEL061246
K19L01B C2019 06 04.86584 15 11 08.97 -04 52 48.0 VEL061246
K19L01B C2019 06 04.86628 15 11 08.74 -04 53 04.7 VEL061246
K19L01B C2019 06 04.86691 15 11 08.54 -04 53 23.9 VEL061246
K19L01B C2019 06 04.86737 15 11 08.44 -04 53 40.0 VEL061246
K19L01B C2019 06 04.86818 15 11 08.17 -04 54 07.3 VEL061246
K19L01B KC2019 06 04.87468315 11 11.37 -04 57 02.8 18.4 GVEL061C95
K19L01B KC2019 06 04.88398815 11 08.02 -05 02 11.7 19.0 GVEL061C95
K19L01B KC2019 06 04.89329415 11 04.73 -05 07 19.1 18.4 GVEL061C95
K19L01B KC2019 06 04.90260215 11 01.40 -05 12 26.5 18.8 GVEL061C95
K19L01B KC2019 06 04.91332 15 10 55.11 -05 19 04.4 18.5 GVEL061K87
K19L01B KC2019 06 04.91406215 10 52.51 -05 18 54.2 19.3 GVEL061L01
K19L01B KC2019 06 04.91407 15 10 54.85 -05 19 29.2 18.5 GVEL061K87
K19L01B KC2019 06 04.91482 15 10 54.65 -05 19 53.4 18.0 GVEL061K87
K19L01B pC2019 06 04.91492315 10 52.32 -05 19 22.0 18.8 GVEL061L01
K19L01B KC2019 06 04.91557 15 10 54.41 -05 20 18.2 18.2 GVEL061K87
K19L01B pC2019 06 04.91577615 10 51.98 -05 19 49.3 19.0 GVEL061L01
K19L01B KC2019 06 04.93871915 10 52.35 -05 33 06.9 18.2 GVEL061Z80
K19L01B KC2019 06 04.94380315 10 51.27 -05 35 52.5 18.3 GVEL061J95
K19L01B KC2019 06 04.94501515 10 50.88 -05 36 31.6 18.9 GVEL061J95
K19L01B KC2019 06 04.94634215 10 50.43 -05 37 15.0 18.9 GVEL061J95
K19L01B KC2019 06 04.94739 15 10 42.53 -05 36 52.0 18.6 GVEL061104
K19L01B KC2019 06 04.95160 15 10 41.09 -05 39 08.8 18.7 GVEL061104
K19L01B KC2019 06 04.95390615 10 47.46 -05 41 21.9 18.4 GVEL061Z80
K19L01B KC2019 06 04.96120015 10 45.10 -05 45 17.1 18.3 GVEL061Z80
K19L01B KC2019 06 04.96394 15 10 36.93 -05 45 48.5 18.6 GVEL061104
K19L01B KC2019 06 05.21529 15 10 17.28 -07 55 50.7 oEL061711
K19L01B KC2019 06 05.21698 15 10 16.66 -07 56 42.5 oEL061711
K19L01B KC2019 06 05.21869 15 10 16.06 -07 57 34.0 oEL061711
K19L01B C2019 06 05.24445 15 10 10.90 -08 10 53.7 18.9 GVEL061I52
K19L01B C2019 06 05.24469 15 10 10.82 -08 11 00.9 19.2 GVEL061I52
K19L01B C2019 06 05.24493 15 10 10.74 -08 11 08.4 19.1 GVEL061I52
K19L01B C2019 06 05.24518 15 10 10.64 -08 11 15.6 18.9 GVEL061I52
Observer details:
104 San Marcello Pistoiese. Observers P. Bacci, M. Maestripieri. Measurers
P. Bacci, L. Tesi, G. Fagioli. 0.60-m reflector + CCD.
246 Klet Observatory-KLENOT. Observers M. Tichy, J. Ticha. 1.06-m f/2.7
reflector + 2048x2048 CCD.
711 McDonald Observatory, Fort Davis. Observer J. G. Ries. 2.1-m reflector
+ CCD + focal reducer.
C95 SATINO Remote Observatory, Haute Provence. Observer J. Jahn. 0.60-m
f/3.2 Newtonian reflector + CCD.
I41 Palomar Mountain--ZTF. Observers Q.-Z. Ye, Z. T. F. Collaboration,
H.-J. Tan. Measurers D. A. Duev, H.-W. Lin, A. A. Mahabal, F. J. Masci,
Q.-Z. Ye. 1.2-m f/2.4 Schmidt.
I52 Steward Observatory, Mt. Lemmon Station. Observer E. J. Christensen.
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.
1.0-m reflector + CCD.
I93 St Pardon de Conques. Observer F. Losse. 0.40-m f/3.7 reflector + CCD.
J95 Great Shefford. Observer P. Birtwhistle. 0.41-m f/6.3
Schmidt-Cassegrain + CCD.
K61 Rokycany Observatory. Observer M. Adamovsky. 0.51-m f/6.8 reflector +
CCD.
K87 Dettelbach Vineyard Observatory. Observer B. Haeusler. 0.30-m
Schmidt-Cassegrain + CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector
+ CCD.
L34 Galhassin Robotic Telescope, Isnello. Observers A. Nastasi, C. Falco,
D. Sedita. Measurer A. Nastasi. 0.40-m f/3.8 Ritchey-Chretien + CCD.
Z80 Northolt Branch Observatory. Observer G. Wells. Measurer D. Bamberger.
0.25-m f/8.0 Ritchey-Chretien + CCD.
Orbital elements:
2019 LB1 Earth MOID = 0.0091 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 63.06227 (2000.0) P Q
n 1.00574627 Peri. 62.85048 -0.74134750 -0.66525325
a 0.9866060 Node 75.30535 +0.57878497 -0.70055258
e 0.1214096 Incl. 5.25276 +0.33972319 -0.25819412
P 0.98 H 27.0 G 0.15 U 6
Residuals in seconds of arc
190531 I41 0.2+ 0.1+ 190604 L34 0.2+ 0.2+ 190604 L01 0.6+ 0.1+
190531 I41 0.2- 1.3+ 190604 I93 0.3+ 0.2+ 190604 K87 0.6+ 0.7-
190601 I41 0.5+ 1.3+ 190604 I93 0.0 0.0 190604 L01 0.0 0.7+
190601 I41 (0.6- 1.9+) 190604 I52 0.0 0.0 190604 Z80 0.2- 0.3+
190601 I41 0.5- 1.0- 190604 I52 0.1- 0.1- 190604 J95 0.2+ 0.1-
190601 I41 0.3- 0.4+ 190604 I52 0.2+ 0.0 190604 J95 0.2+ 0.3+
190601 I41 0.4+ 0.6- 190604 246 0.5- 0.6- 190604 J95 0.0 0.1+
190601 I41 0.1- 0.7- 190604 246 0.6- 0.3- 190604 104 0.2- 0.5+
190601 I41 0.8+ 0.7- 190604 246 0.5+ 0.5+ 190604 104 0.2- 0.3+
190601 I41 0.6+ 0.8- 190604 246 (0.7- 1.6-) 190604 Z80 0.4+ 0.5-
190603 L34 0.3- 0.6- 190604 246 0.5- 0.2+ 190604 Z80 0.3+ 0.8+
190603 J95 1.0- 0.4+ 190604 246 0.3+ 0.6- 190604 104 0.2+ 0.1+
190603 J95 0.1- 0.2+ 190604 246 0.4+ 1.0- 190605 711 0.1+ 0.3-
190603 J95 0.1+ 0.1+ 190604 C95 0.6+ 0.1- 190605 711 0.5+ 0.5-
190603 L34 0.1+ 0.3+ 190604 C95 0.1- 0.3- 190605 711 1.3+ 0.2+
190603 K61 0.3- 0.1+ 190604 C95 0.3+ 0.3+ 190605 I52 0.2- 0.0
190603 K61 0.3- 0.0 190604 C95 0.2+ 0.0 190605 I52 0.1- 0.1+
190603 K61 0.5- 0.2- 190604 K87 0.2- 0.7- 190605 I52 0.1+ 0.2-
190603 K61 0.1- 0.1+ 190604 L01 1.1- 0.4- 190605 I52 0.0 0.2+
190603 K61 0.3+ 0.3- 190604 K87 0.3- 0.9-
190604 I93 0.0 0.4- 190604 K87 0.4+ 0.5-
Ephemeris:
2019 LB1 a,e,i = 0.99, 0.12, 5 q = 0.8668
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 05 06 02 46 55.6 +62 14 56 0.06646 0.9636 45.9 131.2 26.9
...
2019 05 21 02 17 00.8 +74 46 39 0.03044 0.9953 56.1 122.4 24.4
...
2019 05 29 16 16 28.5 +76 12 55 0.01361 1.0117 82.3 96.9 21.2
...
2019 06 04 15 13 21.4 +04 08 09 0.01113 1.0236 145.2 34.4 18.7
2019 06 05 15 10 45.4 -05 55 53 0.01249 1.0255 151.0 28.7 18.8
2019 06 06 15 08 44.1 -13 50 48 0.01416 1.0274 153.6 26.1 19.0
...
2019 06 12 15 03 23.9 -36 23 27 0.02701 1.0384 148.0 31.2 20.6
...
2019 06 20 15 04 39.0 -45 12 16 0.04650 1.0521 139.8 38.6 22.0
...
2019 07 05 15 19 09.5 -49 39 15 0.08555 1.0742 130.4 46.1 23.6
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-L61
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