[Iaude] MPEC E69: 2019 ER1 [a=1.21,e=0.13,i=8.3,H=23.5]
mpec at mpcdb1.cfa.harvard.edu
mpec at mpcdb1.cfa.harvard.edu
Thu Mar 7 17:51:16 EST 2019
M.P.E.C. 2019-E69 Issued 2019 Mar. 7, 22:48 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
2019 ER1
Observations:
K19E01R C2019 01 09.54458610 11 08.220+42 25 50.47 22.4 GVEE069F51
K19E01R C2019 01 09.55667210 11 07.987+42 25 56.19 22.1 GVEE069F51
K19E01R C2019 01 09.56878510 11 07.748+42 26 01.87 22.1 GVEE069F51
K19E01R* C2019 03 06.17529 08 07 24.02 +26 23 14.4 20.8 GVEE069G96
K19E01R C2019 03 06.18060 08 07 23.44 +26 22 57.3 20.9 GVEE069G96
K19E01R C2019 03 06.18591 08 07 22.78 +26 22 40.5 21.1 GVEE069G96
K19E01R C2019 03 06.21599208 07 19.04 +26 21 02.9 20.9 GVEE069H01
K19E01R C2019 03 06.21964408 07 18.62 +26 20 51.2 21.1 GVEE069H01
K19E01R C2019 03 06.22935208 07 17.51 +26 20 20.0 20.6 GVEE069H01
K19E01R C2019 03 06.23630908 07 16.70 +26 19 57.4 20.7 GVEE069H01
K19E01R C2019 03 06.33529 08 07 05.78 +26 14 37.1 20.6 GVEE069I52
K19E01R C2019 03 06.33695 08 07 05.61 +26 14 31.0 20.6 GVEE069I52
K19E01R C2019 03 06.33861 08 07 05.43 +26 14 25.9 21.5 GVEE069I52
K19E01R C2019 03 06.34028 08 07 05.21 +26 14 20.1 21.1 GVEE069I52
K19E01R |C2019 03 07.03714 08 06 06.04 +25 38 14.7 20.8 GUEE069807
K19E01R |C2019 03 07.04322 08 06 05.37 +25 37 55.6 20.8 GUEE069807
K19E01R |C2019 03 07.04931 08 06 04.72 +25 37 36.1 20.6 GUEE069807
K19E01R C2019 03 07.10866 08 06 00.57 +25 33 28.2 20.9 GVEE069I52
K19E01R C2019 03 07.11200 08 06 00.21 +25 33 18.7 20.5 GVEE069I52
K19E01R C2019 03 07.11367 08 06 00.04 +25 33 13.4 22.0 GVEE069I52
Observer details:
807 Cerro Tololo Observatory, La Serena. Observers T. Linder, R. Holmes.
1.00-m f/10.0 astrograph + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe,
E. Magnier, A. Schultz, M. Willman. Measurers S. Chastel, M. Huber,
Y. Ramanjooloo, R. Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey. Observers E. J. Christensen, 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, R. L. Seaman, F. C. Shelly. 1.5-m reflector + 10K CCD.
H01 Magdalena Ridge Observatory, Socorro. Observers W. H. Ryan, E. V. Ryan.
Measurer W. H. Ryan. 2.4-m f/8.9 Ritchey-Chretien + CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observers D. C. Fuls,
R. A. Kowalski. 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, R. L. Seaman,
F. C. Shelly. 1.0-m reflector + CCD.
Orbital elements:
2019 ER1 Earth MOID = 0.0832 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5 MPC
M 356.76610 (2000.0) P Q
n 0.74273134 Peri. 227.19340 -0.84422368 +0.53468744
a 1.2075771 Node 345.00448 -0.43992573 -0.73104644
e 0.1300156 Incl. 8.30185 -0.30618905 -0.42388730
P 1.33 H 23.5 G 0.15 U 6
Residuals in seconds of arc
190109 F51 0.1- 0.0 190306 H01 0.0 0.0 190307 807 0.0 0.2-
190109 F51 0.0 0.0 190306 H01 0.1+ 0.1+ 190307 807 0.0 0.0
190109 F51 0.0 0.0 190306 H01 0.0 0.1- 190307 807 0.4+ 0.1-
190306 G96 0.0 0.1+ 190306 I52 0.1- 0.4+ 190307 I52 0.1- 0.6-
190306 G96 0.5+ 0.2- 190306 I52 0.0 0.2- 190307 I52 0.1- 0.4+
190306 G96 0.0 0.2- 190306 I52 0.0 0.2+ 190307 I52 0.0 0.4+
190306 H01 0.1- 0.0 190306 I52 0.6- 0.1-
Ephemeris:
2019 ER1 a,e,i = 1.21, 0.13, 8 q = 1.0506
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 02 05 09 29 35.1 +43 17 38 0.1867 1.1548 152.6 23.1 21.3
...
2019 02 20 08 40 55.9 +37 20 58 0.1597 1.1257 146.9 28.7 21.0
...
2019 02 28 08 19 20.8 +31 37 18 0.1531 1.1113 139.5 35.4 21.1
...
2019 03 06 08 07 40.3 +26 32 40 0.1514 1.1011 133.2 41.0 21.2
2019 03 07 08 06 08.4 +25 39 29 0.1513 1.0995 132.2 42.0 21.2
2019 03 08 08 04 43.7 +24 45 51 0.1513 1.0979 131.1 42.9 21.3
...
2019 03 14 07 58 39.4 +19 18 24 0.1526 1.0887 125.0 48.4 21.4
...
2019 03 22 07 56 15.4 +12 02 59 0.1567 1.0776 117.6 55.0 21.6
...
2019 04 06 08 04 45.2 -00 37 31 0.1689 1.0616 106.7 64.5 22.1
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-E69
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