[Iaude] MPEC K71: 2014 LN9 [a=2.30,e=0.87,i=18.9,H=20.8]
mpec at marsden.cfa.harvard.edu
mpec at marsden.cfa.harvard.edu
Sat May 22 07:51:47 EDT 2021
M.P.E.C. 2021-K71 Issued 2021 May 22, 11:50 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
2014 LN9
Revision to MPEC 2014-L23
Additional Observations:
K14L09N C2021 05 08.51221215 48 39.053+03 37 57.39 22.37GVEK071F51
K14L09N C2021 05 08.52390315 48 37.363+03 38 24.53 22.34GVEK071F51
K14L09N C2021 05 08.53563415 48 35.664+03 38 51.50 21.88GVEK071F51
K14L09N C2021 05 08.54730015 48 33.957+03 39 18.38 21.75GVEK071F51
K14L09N C2021 05 14.46442515 32 44.671+07 47 17.98 21.54GVEK071F51
K14L09N C2021 05 14.47611315 32 42.501+07 47 49.40 21.75GVEK071F51
K14L09N C2021 05 14.48774215 32 40.334+07 48 20.72 22.08GVEK071F51
K14L09N C2021 05 20.24780615 13 00.35 +12 25 09.2 20.75GVEK071G96
K14L09N C2021 05 20.25292615 12 59.22 +12 25 24.0 21.76GVEK071G96
K14L09N C2021 05 20.25805415 12 58.00 +12 25 39.9 21.83GVEK071G96
K14L09N C2021 05 20.26317315 12 56.83 +12 25 55.1 22.08GVEK071G96
K14L09N C2021 05 20.31060815 12 45.61 +12 28 19.5 21.7 GVEK071H01
K14L09N C2021 05 20.31415815 12 44.80 +12 28 30.3 21.6 GVEK071H01
K14L09N C2021 05 20.32683415 12 41.82 +12 29 08.9 21.4 GVEK071H01
K14L09N C2021 05 20.33201915 12 40.60 +12 29 24.5 21.0 GVEK071H01
K14L09N |C2021 05 22.20543 15 05 16.47 +14 06 17.7 21.6 GVEK071807
K14L09N |C2021 05 22.21304 15 05 14.56 +14 06 42.0 21.5 GVEK071807
K14L09N KC2021 05 22.21529515 05 14.61 +14 06 31.8 21.8 GVEK071H01
K14L09N |C2021 05 22.22064 15 05 12.65 +14 07 05.6 21.5 GVEK071807
K14L09N KC2021 05 22.22519715 05 12.11 +14 07 03.2 20.9 GVEK071H01
K14L09N KC2021 05 22.23636115 05 09.31 +14 07 37.9 21.6 GVEK071H01
K14L09N KC2021 05 22.24064215 05 08.23 +14 07 51.5 21.4 GVEK071H01
Observer details:
807 Cerro Tololo Observatory, La Serena. Observers T. Linder, R. Holmes, L.
Horn. 1.00-m f/10.0 astrograph + CCD.
F51 Pan-STARRS 1, Haleakala. Observers J. Bulger, K. Chambers, T. Lowe, A.
Schultz, I. Smith. Measurers S. Chastel, M. Huber, Y. Ramanjooloo, R.
Wainscoat, R. Weryk. 1.8-m Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey. Observer D. Rankin. Measurers 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. 1.5-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.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
210508 F51 0.74+ 0.23+ 210522 H01 0.69+ 0.60+ MPO303420 +0.96 days
Orbital elements:
2014 LN9 Earth MOID = 0.2490 AU
Epoch 2020 Dec. 17.0 TT = JDT 2459200.5 Veres
M 295.52225 (2000.0) P Q
n 0.28253530 Peri. 168.93860 +0.97927129 -0.16371199
a 2.3001398 Node 201.61678 +0.15217527 +0.98326154
e 0.8663208 Incl. 18.89066 +0.13368032 +0.07996954
P 3.49 H 20.82 G 0.15 U 0
Residuals in seconds of arc
140601 G96 0.4+ 0.1- 140603 G96 0.1- 0.0 210508 F51 0.3- 0.2-
140601 G96 0.4+ 0.3+ 140603 G96 0.4+ 0.3- 210514 F51 0.3- 0.2+
140601 G96 0.3+ 0.1+ 140603 G96 0.1+ 0.5+ 210514 F51 0.1+ 0.0
140601 G96 0.4+ 0.1+ 140603 G96 0.1+ 0.3+ 210514 F51 0.3+ 0.2-
140601 G96 1.7+ 0.6- 140603 G96 0.1+ 0.5+ 210520 G96 0.6- 0.7+
140601 G96 0.4- 0.5- 140604 G96 0.7+ 0.6- 210520 G96 0.3+ 0.2-
140601 G96 0.3- 0.3+ 140604 G96 0.5+ 0.1+ 210520 G96 0.1+ 0.1+
140601 104 0.3- 0.3+ 140604 G96 0.2+ 0.1+ 210520 G96 0.5+ 0.3-
140601 J04 0.2- 0.3- 140604 G96 0.5+ 0.2+ 210520 H01 0.0 0.0
140601 104 0.6+ 0.3+ 140604 G96 0.7+ 0.1- 210520 H01 0.2+ 0.0
140601 J04 0.2+ 0.2- 140606 H21 0.3- 0.2+ 210520 H01 0.2+ 0.0
140601 J04 0.0 0.3- 140606 H21 0.0 0.1- 210520 H01 0.2+ 0.1-
140601 104 0.4+ 0.0 140606 H21 0.6- 0.3- 210522 807 0.0 0.3-
140602 H21 0.5- 0.0 140617 291 0.0 0.1- 210522 807 0.0 0.2+
140602 H21 0.2- 0.2+ 140617 291 0.3+ 0.1+ 210522 H01 0.2+ 0.1-
140602 H21 0.4- 0.3+ 140617 291 0.5- 0.1+ 210522 807 0.0 0.0
140603 G96 0.3- 0.4+ 140701 568 0.1+ 0.0 210522 H01 0.0 0.2+
140603 G96 0.2+ 0.2+ 140701 568 0.3+ 0.1- 210522 H01 0.1+ 0.2-
140603 G96 0.2+ 0.0 210508 F51 0.1+ 0.1+ 210522 H01 0.1+ 0.0
140603 G96 0.2- 0.5+ 210508 F51 0.1+ 0.2+
140603 G96 0.4- 0.8+ 210508 F51 0.0 0.0
Ephemeris:
2014 LN9 a,e,i = 2.30, 0.87, 19 q = 0.3075
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2021 04 22 16 14 18.4 -04 43 26 0.9437 1.8621 145.7 17.7 23.0
...
2021 05 07 15 52 03.2 +02 40 50 0.7044 1.6775 156.1 14.1 22.0
...
2021 05 15 15 31 06.4 +08 11 38 0.6037 1.5728 153.0 17.0 21.6
...
2021 05 21 15 10 06.2 +13 03 36 0.5431 1.4911 145.3 22.7 21.4
2021 05 22 15 06 07.1 +13 55 21 0.5343 1.4772 143.7 23.9 21.4
2021 05 23 15 01 59.5 +14 47 49 0.5259 1.4632 142.0 25.2 21.4
...
2021 05 29 14 34 10.0 +20 12 48 0.4838 1.3776 130.5 34.0 21.4
...
2021 06 06 13 49 04.2 +27 20 56 0.4492 1.2582 112.7 48.1 21.4
...
2021 06 21 12 06 03.3 +37 18 02 0.4384 1.0162 77.5 77.5 21.8
A. U. Tomatic (C) Copyright 2021 MPC M.P.E.C. 2021-K71
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