MPEC 2023-K116 : 2018 LN2
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M.P.E.C. 2023-K116 Issued 2023 May 23, 14:06 UT
The Minor Planet Electronic Circulars contain information on unusual
minor planets, routine data on comets and natural satellites,
and occasional editorial announcements. 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
2018 LN2
Revision to MPEC 2018-L32
Additional Observations:
K18L02N C2013 06 21.24062 13 06 56.26 +40 05 44.9 21.5 GVEK116G96
K18L02N C2013 06 21.24590 13 06 53.20 +40 05 53.3 21.3 GVEK116G96
K18L02N C2023 05 10.30943 16 14 40.35 +23 29 36.1 22.3 GVEK116V00
K18L02N C2023 05 10.31443 16 14 40.71 +23 29 45.0 22.9 GVEK116V00
K18L02N C2023 05 10.31939 16 14 41.05 +23 29 54.0 22.4 GVEK116V00
K18L02N C2023 05 10.32444 16 14 41.42 +23 30 02.9 23.0 GVEK116V00
K18L02N C2023 05 12.33957 16 17 37.87 +24 30 21.4 22.5 GVEK116G96
K18L02N C2023 05 12.34430 16 17 38.26 +24 30 30.4 VEK116G96
K18L02N KC2023 05 21.38953716 34 59.002+29 31 39.47 21.81GVEK116I52
K18L02N KC2023 05 21.39602716 34 59.884+29 31 53.44 21.51GVEK116I52
K18L02N KC2023 05 21.44377416 35 06.108+29 33 35.71 20.99GVEK116V06
K18L02N KC2023 05 21.44714916 35 06.558+29 33 42.91 21.46GVEK116V06
K18L02N KC2023 05 21.45052516 35 06.983+29 33 50.33 20.98GVEK116V06
K18L02N KC2023 05 21.45390116 35 07.472+29 33 57.42 21.45GVEK116V06
K18L02N C2023 05 21.52163216 35 18.498+29 36 42.04 21.27wXEK116F52
K18L02N C2023 05 21.52226616 35 18.582+29 36 43.42 21.49wXEK116F52
K18L02N C2023 05 21.53452916 35 20.172+29 37 09.66 21.46wXEK116F52
K18L02N C2023 05 21.53516316 35 20.244+29 37 11.23 21.64wXEK116F52
K18L02N C2023 05 21.54744816 35 21.828+29 37 37.39 21.50wXEK116F52
K18L02N C2023 05 21.54808216 35 21.915+29 37 38.85 21.25wXEK116F52
K18L02N C2023 05 21.56035116 35 23.514+29 38 05.09 21.32wXEK116F52
K18L02N C2023 05 21.56098716 35 23.597+29 38 06.34 21.61wXEK116F52
Observer details:
F52 Pan-STARRS 2, Haleakala. Observers J. Bulger, T. Lowe, P. Minguez, A.
Schultz, I. Smith. Measurers K. Chambers, T. de Boer, J. Bulger, J.
Fairlamb, H. Gao, M. Huber, C.-C. Lin, T. Lowe, E. Magnier, P. Minguez, Y.
Ramanjooloo, A. Schultz, I. Smith, R. Wainscoat, R. Weryk. 1.8-m Ritchey-
Chretien + CCD.
G96 Mt. Lemmon Survey. Observers A. D. Grauer, G. J. Leonard. Measurers B.
Gray, D. Rankin, F. C. Shelly. 1.5-m reflector + CCD, 1.5-m reflector +
10K CCD.
I52 Steward Observatory, Mt. Lemmon Station. Observer J. B. Fazekas.
Measurers E. J. Christensen, D. Fay, J. B. Fazekas, D. C. Fuls, A. R.
Gibbs, A. D. Grauer, H. Groeller, J. K. Hogan, R. A. Kowalski, S. M.
Larson, G. J. Leonard, D. Rankin, R. L. Seaman, A. Serrano, F. C. Shelly,
K. W. Wierzchos. 1.0-m prime focus + CCD.
V00 Kitt Peak-Bok. Observers H. Groeller, K. W. Wierzchos. Measurers B.
Gray, D. Rankin, F. C. Shelly. 2.25-m reflector + mosaic CCD.
V06 Catalina Sky Survey-Kuiper. Observer J. B. Fazekas. Measurers E. J.
Christensen, D. Fay, J. B. Fazekas, D. C. Fuls, A. R. Gibbs, A. D. Grauer,
H. Groeller, J. K. Hogan, R. A. Kowalski, S. M. Larson, G. J. Leonard, D.
Rankin, R. L. Seaman, A. Serrano, F. C. Shelly, K. W. Wierzchos. 1.55-m
reflector + 1K CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or two decimals in degrees), reference and Delta-T
130621 G96 1.93- 6.75- 230521 F52 3.75- 0.40- MPO740864 +0.31 days
Orbital elements:
2018 LN2 Earth MOID = 0.0258 AU
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5 Veres
M 307.24731 (2000.0) P Q
n 0.39499086 Peri. 190.81407 +0.38598757 +0.90653234
a 1.8396902 Node 102.06651 -0.83280185 +0.42211640
e 0.4652403 Incl. 10.06579 -0.39680558 -0.00410557
P 2.50 H 23.27 G 0.15 U 0
Residuals in seconds of arc
130621 G96 0.8+ 0.4+ 180611 I52 0.1+ 0.0 180623 I52 0.2+ 0.2-
130621 G96 0.1- 0.5+ 180612 G58 0.0 0.0 180623 I52 0.0 0.5-
180606 G96 0.2- 0.2- 180612 G58 0.3+ 0.0 180623 I52 0.2+ 0.3-
180606 G96 0.1+ 0.0 180612 G58 0.1- 0.3+ 180623 I52 0.0 0.1-
180606 G96 0.2- 0.3- 180613 C51 1.7+ 1.7+ 181005 807 0.2+ 0.6+
180606 G96 0.1+ 0.2- 180613 C51 1.5- 0.1- 181005 807 0.1- 0.0
180606 711 0.7+ 0.4- 180613 C51 0.3- 1.4- 181005 807 0.6- 0.8-
180606 711 0.1+ 0.8- 180613 C51 0.3- 0.3+ 181006 807 0.2+ 0.3+
180606 711 0.4- 0.5- 180613 C51 0.1- 0.7+ 181006 807 0.2+ 0.7-
180606 I52 0.1+ 0.1+ 180614 C51 0.2- 0.1+ 181006 807 0.3+ 0.9-
180606 I52 0.2- 0.1- 180614 C51 0.4- 0.0 230510 V00 0.0 0.3-
180606 I52 0.1- 0.1- 180614 G96 0.3- 0.0 230510 V00 0.1+ 0.3-
180606 I52 0.1- 0.1- 180614 G96 0.5- 0.5- 230510 V00 0.1- 0.1-
180606 L01 0.2+ 0.3- 180618 204 0.2- 0.0 230510 V00 0.1+ 0.2-
180606 L01 0.4+ 0.1+ 180618 204 0.3+ 0.2- 230512 G96 0.2+ 0.3+
180606 L01 0.7- 0.2+ 180618 204 0.1+ 0.3+ 230512 G96 0.7+ 0.6+
180606 L01 0.4+ 0.3- 180619 I52 0.1- 0.0 230521 I52 0.0 0.2+
180607 I52 0.1+ 0.2+ 180619 I52 0.1+ 0.6- 230521 I52 0.5+ 0.1+
180607 I52 0.1- 0.3+ 180619 I52 0.2+ 0.9+ 230521 V06 0.1+ 0.1-
180607 I52 0.3+ 0.2+ 180620 G96 0.0 0.0 230521 V06 0.1+ 0.1-
180607 I52 0.2- 0.1- 180620 G96 0.0 0.2+ 230521 V06 0.2- 0.1+
180608 I52 0.2- 1.1+ 180620 G96 0.1+ 0.1- 230521 V06 0.3+ 0.0
180608 I52 0.2- 0.0 180620 G96 0.1- 0.1+ 230521 F52 0.1+ 0.1+
180608 I52 0.1- 0.3- 180621 I52 0.1- 0.4- 230521 F52 0.1+ 0.2+
180608 I52 0.7+ 0.6- 180621 I52 0.1- 0.3- 230521 F52 0.2+ 0.1-
180610 I52 0.0 0.2- 180621 I52 0.1+ 0.3+ 230521 F52 0.1+ 0.1+
180610 I52 0.0 0.0 180621 I52 0.1+ 0.3- 230521 F52 0.1- 0.2-
180610 I52 0.0 0.1- 180622 I52 0.1- 0.6- 230521 F52 0.0 0.1-
180611 I52 0.0 0.1- 180622 I52 0.1- 0.0 230521 F52 0.1- 0.1-
180611 I52 0.3+ 0.2- 180622 I52 0.8- 0.5- 230521 F52 0.1- 0.2-
180611 I52 0.2+ 0.2- 180622 I52 0.1- 0.1-
Ephemeris:
2018 LN2 a,e,i = 1.84, 0.47, 10 q = 0.9838
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2023 04 23 15 54 31.1 +15 56 02 0.3580 1.3003 140.1 29.7 22.9
...
2023 05 08 16 11 32.0 +22 22 55 0.2530 1.2059 136.8 35.0 22.1
...
2023 05 16 16 23 39.8 +26 25 30 0.2038 1.1590 132.8 39.8 21.7
...
2023 05 22 16 36 32.7 +29 54 22 0.1693 1.1259 128.8 44.5 21.4
2023 05 23 16 39 13.6 +30 32 23 0.1637 1.1206 128.0 45.4 21.3
2023 05 24 16 42 06.7 +31 11 32 0.1582 1.1154 127.3 46.3 21.3
...
2023 05 30 17 05 31.3 +35 36 59 0.1262 1.0856 121.9 52.4 20.9
...
2023 06 07 18 10 57.4 +43 21 31 0.08779 1.0506 111.9 63.7 20.4
...
2023 06 22 00 12 17.6 +30 59 10 0.06127 1.0029 75.7 100.9 20.9
A. U. Tomatic (C) Copyright 2023 MPC M.P.E.C. 2023-K116
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