[Iaude] MPEC L91: 2018 AN66 [a=2.27,e=0.86,i=8.5,H=22.8]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Sat Jun 11 18:45:59 EDT 2022


M.P.E.C. 2022-L91                                 Issued 2022 June 11, 22:44 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

                                   2018 AN66                                    


Observations:
     K18A66N* C2018 01 15.46602 09 59 13.878+12 39 23.63         22.4 wUEL091F51
     K18A66N  C2018 01 15.47833 09 59 14.011+12 39 32.56         22.0 wUEL091F51
     K18A66N  C2018 01 15.49068 09 59 14.103+12 39 42.07         22.1 wUEL091F51
     K18A66N  C2018 01 15.50306 09 59 14.217+12 39 51.27         22.3 wUEL091F51
     K18A66N  C2018 01 16.42036 09 59 30.326+12 51 55.75         22.1 wUEL091F51
     K18A66N  C2018 01 16.43219 09 59 30.436+12 52 05.87         22.0 wUEL091F51
     K18A66N  C2018 01 16.45592 09 59 30.633+12 52 26.32         22.1 wUEL091F51
     K18A66N  C2018 01 24.31803 10 00 32.80 +16 01 38.0          20.9 GUEL091G96
     K18A66N  C2018 01 24.32320 10 00 32.69 +16 01 50.7          20.7 GUEL091G96
     K18A66N  C2018 01 24.32836 10 00 32.64 +16 02 02.8                UEL091G96
     K18A66N  C2018 01 24.33354 10 00 32.54 +16 02 15.6          20.8 GUEL091G96
     K18A66N  C2018 02 03.53381 09 48 52.63 +42 53 50.9          18.1 oUEL091T05
     K18A66N  C2018 02 03.54062 09 48 49.66 +42 57 39.9          17.7 oUEL091T05
     K18A66N  C2018 02 03.55218 09 48 44.54 +43 04 12.8          18.4 oUEL091T05
     K18A66N  C2018 02 03.55265 09 48 44.25 +43 04 31.6          18.5 oUEL091T05
     K18A66N  C2018 02 03.55860 09 48 41.67 +43 07 53.3          18.6 oUEL091T05
     K18A66N  C2018 02 04.28023 09 42 36.38 +51 20 35.0          17.6 GVEL091703
     K18A66N  C2021 10 03.61431605 23 11.815-25 34 28.58         22.67GVEL091F51
     K18A66N  C2021 10 03.62075605 23 04.448-25 34 36.15         21.35GVEL091F51
     K18A66N  C2021 10 03.62723205 22 56.998-25 34 43.76         21.34GVEL091F51
     K18A66N  C2021 10 14.49092102 52 38.986-22 53 47.58         21.42GVEL091F51
     K18A66N  C2021 10 14.50256502 52 32.693-22 53 26.79         21.48GVEL091F51
     K18A66N  C2021 10 14.51421602 52 26.406-22 53 06.68         21.59GVEL091F51
     K18A66N  C2021 10 14.52583802 52 20.099-22 52 46.04         21.71GVEL091F51
     K18A66N  C2021 10 14.60184802 51 39.181-22 50 29.84         21.16GVEL091F51
     K18A66N  C2021 10 14.60267002 51 38.758-22 50 28.34         21.34GVEL091F51
     K18A66N  C2021 10 14.60348802 51 38.298-22 50 26.74         21.54GVEL091F51

Observer details:
703 Catalina Sky Survey.  Observer D. C. Fuls.  Measurers B. Gray, D. Rankin,
    F. C. Shelly.  0.68-m Schmidt + 10K CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz, M.
    Willman, K. Chambers, I. Smith.  Measurers K. Chambers, S. Chastel, L.
    Denneau, H. Flewelling, M. Huber, E. Lilly, E. Magnier, R. Wainscoat, C.
    Waters, R. Weryk, Y. Ramanjooloo.  1.8-m Ritchey-Chretien + CCD.
G96 Mt. Lemmon Survey.  Observer A. D. Grauer.  Measurers E. J. Christensen,
    D. C. Fuls, A. R. Gibbs, A. D. Grauer, J. A. Johnson, R. A. Kowalski, S.
    M. Larson, G. J. Leonard, R. G. Matheny, R. L. Seaman, F. C. Shelly.
    1.5-m reflector + 10K CCD.
T05 ATLAS-HKO, Haleakala.  Observers L. Denneau, A. Heinze, H. Weiland, J.
    Tonry.  Measurers L. Denneau, H. Flewelling, A. Heinze, B. Stalder, J.
    Tonry.  0.5-m f/2.0 Schmidt + CCD.

Orbital elements:
2018 AN66                                                Earth MOID = 0.0338 AU
Epoch 2022 Aug. 9.0 TT = JDT 2459800.5                  Rankin                   
M 102.49981              (2000.0)            P               Q                  
n   0.28863036     Peri.  131.73363     -0.24769464     +0.96097523             
a   2.2676431      Node   123.52102     -0.92697635     -0.19809842             
e   0.8619565      Incl.    8.49697     -0.28171300     -0.19308966             
P   3.41           H   22.85          G   0.15           U   0                  
Residuals in seconds of arc
180115 F51  0.1-  0.2+    180124 G96  0.1-  0.4-    211003 F51  0.2+  0.0
180115 F51  0.2+  0.1-    180124 G96  0.4-  0.1-    211003 F51  0.0   0.3-
180115 F51  0.2-  0.0     180203 T05  0.1-  1.5+    211014 F51  0.3-  0.1+
180115 F51  0.1-  0.1-    180203 T05  0.4+  0.7-    211014 F51  0.0   0.4+
180116 F51  0.0   0.1-    180203 T05  0.3+  1.5-    211014 F51  0.4+  0.1-
180116 F51  0.1+  0.0     180203 T05  0.6-  1.3+    211014 F51  0.2+  0.0
180116 F51  0.2+  0.2+    180203 T05  0.1+  0.3-    211014 F51  0.0   0.1+
180124 G96  0.0   0.4-    180204 703  0.1+  0.0     211014 F51  0.2+  0.2+
180124 G96  0.5-  0.1-    211003 F51  0.3-  0.2+    211014 F51  0.1-  0.3+

Ephemeris:
2018 AN66                a,e,i = 2.27, 0.86, 8                   q = 0.3130
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2022 05 12    03 40 14.6 +13 28 18   4.2341  3.2361     7.7     2.4    28.8
...
2022 05 27    03 57 09.6 +14 23 57   4.3241  3.3234     7.9     2.4    28.9
...
2022 06 04    04 05 56.9 +14 48 48   4.3525  3.3680    12.2     3.7    29.0
...
2022 06 10    04 12 23.8 +15 05 13   4.3648  3.4005    16.0     4.7    29.1
2022 06 11    04 13 27.5 +15 07 46   4.3661  3.4058    16.6     4.9    29.1
2022 06 12    04 14 31.0 +15 10 16   4.3672  3.4111    17.3     5.1    29.1
...
2022 06 18    04 20 46.6 +15 24 11   4.3695  3.4426    21.3     6.1    29.2
...
2022 06 26    04 28 52.3 +15 39 52   4.3608  3.4834    26.8     7.6    29.3
...
2022 07 11    04 43 05.8 +16 00 33   4.3099  3.5565    37.4    10.0    29.4

M. P. C. Staff               (C) Copyright 2022 MPC           M.P.E.C. 2022-L91




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