[Iaude] MPEC L20: 2020 KQ11 [a=44.64,e=0.11,i=3.3,H=6.58]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Fri Jun 3 13:05:08 EDT 2022


M.P.E.C. 2022-L20                                  Issued 2022 June 3, 17:03 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

                                   2020 KQ11                                    


Additional Observations:
     K20K11Q /C2018 06 16.15785419 00 09.49 -19 41 03.2                XEL020W84
     K20K11Q /C2018 06 16.16167219 00 09.47 -19 41 03.2                XEL020W84
     K20K11Q /C2018 06 16.16548019 00 09.46 -19 41 03.2                XEL020W84
     K20K11Q /C2018 06 16.36752519 00 08.60 -19 41 04.2                XEL020W84
     K20K11Q /C2018 06 16.37133719 00 08.58 -19 41 04.3                XEL020W84
     K20K11Q /C2018 06 16.37513819 00 08.56 -19 41 04.3                XEL020W84
     K20K11Q /C2018 06 17.10834319 00 05.50 -19 41 08.0          23.5 VXEL020W84
     K20K11Q /C2018 06 17.11215419 00 05.49 -19 41 08.1          23.5 VXEL020W84
     K20K11Q /C2018 06 17.11598219 00 05.46 -19 41 08.1          23.5 VXEL020W84
     K20K11Q /C2018 06 17.18831719 00 05.16 -19 41 08.5                XEL020W84
     K20K11Q /C2018 06 17.19213519 00 05.13 -19 41 08.5                XEL020W84
     K20K11Q /C2018 06 18.14201019 00 01.11 -19 41 13.5                XEL020W84
     K20K11Q /C2018 06 18.14581019 00 01.10 -19 41 13.3                XEL020W84
     K20K11Q /C2018 06 18.21833719 00 00.78 -19 41 13.9          23.6 VXEL020W84
     K20K11Q /C2018 06 18.22213919 00 00.77 -19 41 13.9                XEL020W84
     K20K11Q /C2018 06 18.22594119 00 00.75 -19 41 13.8                XEL020W84
     K20K11Q /C2018 06 18.41287218 59 59.96 -19 41 14.8                XEL020W84
     K20K11Q /C2018 06 18.41668618 59 59.93 -19 41 14.8                XEL020W84
     K20K11Q /C2018 06 18.42049318 59 59.91 -19 41 15.0                XEL020W84
     K20K11Q /C2019 08 22.10073519 00 05.35 -19 44 03.6          23.7 gXEL020W84
     K20K11Q /C2021 04 23.29775619 15 46.76 -19 22 44.1          23.1 iXEL020W84
     K20K11Q /C2021 07 27.23918119 10 30.70 -19 30 01.8                XEL020W84

Observer details:
W84 Cerro Tololo-DECam.  Observer .  Measurer K. Ly.  4.0-m reflector + CCD.

First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
180616 W84 49.3+  4.7+    210727 W84 22.1+  2.5+    MPO704333   +2397 days

Orbital elements:
2020 KQ11                                                                       
Epoch 2022 Aug. 9.0 TT = JDT 2459800.5                  Alexandersen            
M 137.65377              (2000.0)            P               Q                  
n   0.00330419     Peri.  336.01080     -0.79750523     -0.60316887             
a  44.6436333      Node   166.86704     +0.56246151     -0.75120871             
e   0.1064721      Incl.    3.31591     +0.21822570     -0.26809099             
P 298              H    6.58          G   0.15           U   6                  
Residuals in seconds of arc
180616 W84  0.0   0.0     180618 W84  0.1-  0.2+    200621 266  0.0   0.0
180616 W84  0.0   0.0     180618 W84  0.2-  0.0     200621 266  0.0   0.0
180616 W84  0.1+  0.0     180618 W84  0.1-  0.0     200624 266  0.0   0.0
180616 W84  0.1+  0.0     180618 W84  0.1-  0.1+    200624 266  0.0   0.0
180616 W84  0.0   0.1-    180618 W84  0.1+  0.1+    200812 266  0.0   0.0
180616 W84  0.0   0.0     180618 W84  0.1-  0.1+    200812 266  0.0   0.0
180617 W84  0.1+  0.0     180618 W84  0.1-  0.1-    200814 266  0.0   0.1-
180617 W84  0.2+  0.0     190822 W84  0.0   0.1+    200814 266  0.0   0.1-
180617 W84  0.0   0.0     200529 266  0.0   0.0     210423 W84  0.0   0.2+
180617 W84  0.1+  0.0     200529 266  0.0   0.0     210727 W84  0.0   0.0
180617 W84  0.1-  0.0     200531 266  0.0   0.0
180618 W84  0.1-  0.0     200531 266  0.0   0.0

Ephemeris:
2020 KQ11                a,e,i = 44.64, 0.11, 3                  q = 39.8903
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2022 05 04    19 19 57.5 -19 16 09  47.9216 48.3459   114.3     1.1    23.6
...
2022 05 19    19 19 28.2 -19 16 23  47.7063 48.3483   128.9     0.9    23.5
...
2022 05 27    19 19 06.1 -19 16 46  47.6074 48.3495   136.7     0.8    23.5
...
2022 06 02    19 18 46.9 -19 17 10  47.5420 48.3505   142.5     0.7    23.5
2022 06 03    19 18 43.5 -19 17 15  47.5319 48.3506   143.5     0.7    23.5
2022 06 04    19 18 40.1 -19 17 19  47.5220 48.3508   144.4     0.7    23.5
...
2022 06 10    19 18 18.4 -19 17 51  47.4679 48.3518   150.2     0.6    23.5
...
2022 06 18    19 17 47.0 -19 18 39  47.4099 48.3530   157.9     0.5    23.5
...
2022 07 03    19 16 43.1 -19 20 30  47.3480 48.3554   172.1     0.2    23.4

M. P. C. Staff               (C) Copyright 2022 MPC           M.P.E.C. 2022-L20




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