[Iaude] MPEC E52: 2007 EN [a=2.62,e=0.59,i=24.2,H=21.28]
mpec at cfa.harvard.edu
mpec at cfa.harvard.edu
Tue Mar 5 10:27:28 EST 2024
M.P.E.C. 2024-E52 Issued 2024 March 5, 15:26 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 at CFA.HARVARD.EDU
URL https://www.minorplanetcenter.net/ ISSN 1523-6714
2007 EN
Revision to MPEC 2007-E40
Additional Observations:
K07E00N C2024 02 12.59838211 02 26.280+16 26 05.25 21.72wXEE052F52
K07E00N C2024 02 12.61021511 02 25.141+16 25 54.68 21.87wXEE052F52
K07E00N C2024 02 12.62200311 02 23.991+16 25 45.05 21.88wXEE052F52
K07E00N 1C2024 03 05.22550210 12 01.159+08 26 53.70 21.38GVEE052G96
K07E00N 1C2024 03 05.23063910 12 00.194+08 26 44.59 22.35GVEE052G96
K07E00N 1C2024 03 05.23575110 11 59.320+08 26 34.69 21.42GVEE052G96
K07E00N 1C2024 03 05.24085910 11 58.326+08 26 24.76 20.79GVEE052G96
K07E00N C2024 03 05.25498210 11 55.631+08 25 57.95 21.2 GVEE052H01
K07E00N C2024 03 05.26107010 11 54.494+08 25 46.55 21.0 GVEE052H01
K07E00N KC2024 03 05.26217810 11 54.366+08 25 44.90 20.81GVEE052I52
K07E00N KC2024 03 05.26681410 11 53.488+08 25 36.12 21.22GVEE052I52
K07E00N KC2024 03 05.27145810 11 52.620+08 25 27.52 21.15GVEE052I52
K07E00N C2024 03 05.27216110 11 52.441+08 25 25.74 20.8 GVEE052H01
K07E00N KC2024 03 05.27609410 11 51.752+08 25 18.73 20.50GVEE052I52
K07E00N C2024 03 05.27726810 11 51.489+08 25 16.15 20.6 GVEE052H01
Observer details:
F52 Pan-STARRS 2, Haleakala. Observers J. Herman, T. Lowe, P. Minguez, A.
Schultz, I. Smith. Measurers K. Chambers, T. de Boer, J. Fairlamb, H.
Gao, M. Huber, C.-C. Lin, E. Magnier, Y. Ramanjooloo, R. Wainscoat, R.
Weryk. 1.8-m Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey. Observer G. J. Leonard. Measurers T. Beuden, V. F.
Carvajal, 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, 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.
I52 Steward Observatory, Mt. Lemmon Station. Observer J. K. Hogan. Measurers
T. Beuden, V. F. Carvajal, 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, F. C. Shelly, K. W. Wierzchos. 1.0-m
prime focus + CCD.
First and last observations above in comparison with prediction:
Residuals in seconds of arc (or zero decimals in degrees), reference and Delta-T
240212 F52 91- 57- 240305 H01 140- 51- MPO118216 -83.3 days
Orbital elements:
2007 EN Earth MOID = 0.3133 AU
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5 Veres
M 346.58256 (2000.0) P Q
n 0.23194288 Peri. 256.36956 -0.54153759 +0.82732904
a 2.6235058 Node 338.69287 -0.52012410 -0.46916822
e 0.5906726 Incl. 24.24455 -0.66046041 -0.30888160
P 4.25 H 21.28 G 0.15 U 1
Residuals in seconds of arc
070309 G96 0.5+ 0.1+ 070310 G96 0.1+ 0.2- 240305 G96 0.1- 0.1-
070309 G96 0.2- 0.6- 070312 696 2.2- 0.7- 240305 G96 0.3- 0.4+
070309 G96 0.1+ 0.2+ 070312 696 0.6- 1.2- 240305 G96 0.8+ 0.1+
070309 G96 0.7- 0.1- 070313 696 0.7+ 1.1+ 240305 G96 0.2+ 0.3-
070309 G96 0.4+ 0.0 070313 696 0.7+ 0.7+ 240305 H01 0.2+ 0.2-
070309 G96 0.1+ 0.1- 070313 540 0.1- 0.2- 240305 H01 0.1+ 0.2-
070309 G96 0.1- 0.1- 070313 540 0.2+ 0.4+ 240305 I52 0.3+ 0.2-
070309 G96 0.5- 0.2+ 070315 G96 0.3+ 0.3- 240305 I52 0.1+ 0.3-
070310 291 0.2+ 0.5+ 070315 G96 0.2+ 0.0 240305 I52 0.1+ 0.2-
070310 291 0.5- 0.5+ 070315 G96 0.2+ 0.2+ 240305 H01 0.3+ 0.2-
070310 291 0.1+ 0.8- 070315 G96 0.1- 0.1- 240305 I52 0.0 0.2-
070310 G96 0.1- 0.4+ 240212 F52 0.1+ 0.1- 240305 H01 0.3+ 0.2-
070310 G96 0.3+ 0.1- 240212 F52 0.3+ 0.4-
070310 G96 0.3- 0.1- 240212 F52 0.1+ 0.3+
Ephemeris:
2007 EN a,e,i = 2.62, 0.59, 24 q = 1.0739
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2024 02 04 11 13 01.3 +18 11 26 0.7793 1.7055 149.9 16.8 22.8
...
2024 02 19 10 50 59.4 +14 41 59 0.6081 1.5892 168.7 7.0 21.7
...
2024 02 27 10 32 22.1 +11 49 45 0.5383 1.5278 176.7 2.1 21.1
...
2024 03 04 10 15 39.4 +09 04 41 0.4971 1.4824 168.8 7.4 21.2
2024 03 05 10 12 41.4 +08 34 04 0.4912 1.4749 167.2 8.5 21.2
2024 03 06 10 09 41.1 +08 02 35 0.4856 1.4675 165.6 9.7 21.2
...
2024 03 12 09 51 03.4 +04 36 40 0.4578 1.4231 155.5 16.8 21.2
...
2024 03 20 09 26 06.9 -00 34 06 0.4358 1.3656 141.9 26.7 21.4
...
2024 04 04 08 46 18.6 -10 54 09 0.4306 1.2654 118.9 43.8 21.6
A. U. Tomatic (C) Copyright 2024 MPC M.P.E.C. 2024-E52
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