[Iaude] MPEC L15: 2022 KR7 [a=2.98,e=0.65,i=17.7,H=22.8]

[mpec at marsden.cfa.harvard.edu]

M.P.E.C. 2022-L15                                  Issued 2022 June 3, 07:22 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

                                    2022 KR7                                    


Observations:
     K22K07R* S2022 05 24.79122 19 18 20.01 +60 22 41.6          20   RLEL015C51
     K22K07R  s2022 05 24.79122 1 + 1571.9838 +  823.6319 + 6600.7199   EL015C51
     K22K07R  S2022 05 24.92174 19 19 07.83 +60 15 40.2                LEL015C51
     K22K07R  s2022 05 24.92174 1 + 1572.9539 +  827.0024 + 6600.0768   EL015C51
     K22K07R  S2022 05 25.05226 19 19 55.38 +60 08 33.4                LEL015C51
     K22K07R  s2022 05 25.05226 1 + 1574.1307 +  830.3733 + 6599.3828   EL015C51
     K22K07R  S2022 05 25.18278 19 20 42.86 +60 01 26.9                LEL015C51
     K22K07R  s2022 05 25.18278 1 + 1575.4033 +  833.7497 + 6598.6624   EL015C51
     K22K07R  S2022 05 25.31330 19 21 30.28 +59 54 16.6                LEL015C51
     K22K07R  s2022 05 25.31330 1 + 1576.8556 +  837.1300 + 6597.8966   EL015C51
     K22K07R  S2022 05 25.44382 19 22 17.37 +59 47 03.3                LEL015C51
     K22K07R  s2022 05 25.44382 1 + 1578.4254 +  840.5175 + 6597.1004   EL015C51
     K22K07R KC2022 05 26.56590119 28 54.789+58 43 44.18         22.64GVEL015T12
     K22K07R KC2022 05 28.47432819 39 36.192+56 46 35.00         22.41GVEL015T12
     K22K07R  C2022 05 30.56582319 50 25.309+54 26 18.36         22.13GVEL015T14
     K22K07R KC2022 05 30.60346019 50 35.580+54 23 39.13         22.45GVEL015T12
     K22K07R  C2022 06 01.56134420 00 01.109+52 00 21.83         22.52GVEL015T12
     K22K07R  C2022 06 01.56511220 00 02.053+52 00 04.70         22.19GVEL015T12
     K22K07R  C2022 06 01.56817020 00 02.830+51 59 50.74         22.28GVEL015T12
     K22K07R  C2022 06 01.57056320 00 03.425+51 59 39.85         22.14GVEL015T12
     K22K07R  C2022 06 01.57304820 00 04.061+51 59 28.37         22.20GVEL015T12
     K22K07R  C2022 06 01.59332720 00 09.169+51 57 55.44         22.01GVEL015T14
     K22K07R  C2022 06 01.59430420 00 09.409+51 57 50.96         22.07GVEL015T14
     K22K07R  C2022 06 01.59528120 00 09.659+51 57 46.48         22.07GVEL015T14

Observer details:
C51 WISE.  Observer Near-Earth Object Wide-field Infrared Survey Explorer.
    Measurers A. K. Mainzer, J. M. Bauer, T. Grav, J. R. Masiero, R. M. Cutri,
    J. W. Dailey, E. Kramer, J. Pittichova, E. L. Wright.
T12 Mauna Kea-UH/Tholen NEO Follow-Up (2.24-m).  Observers D. J. Tholen, D.
    Hung.  Measurer D. J. Tholen.  2.24-m f/10.1 reflector + 2112 x 2112
    pixels STA1600 10k CCD.
T14 Mauna Kea-UH/Tholen NEO Follow-Up (CFHT).  Observers C. Cunningham, H.
    Januszewski.  Measurer D. J. Tholen.  3.6-m f/4.1 reflector + 1024 x 2306
    pixels Megacam.

Orbital elements:
2022 KR7                                                 Earth MOID = 0.1454 AU
Epoch 2022 Jan. 21.0 TT = JDT 2459600.5                 Bell                    
M 336.90789              (2000.0)            P               Q                  
n   0.19186749     Peri.  126.84872     -0.46001165     +0.84300933             
a   2.9771573      Node   113.49839     -0.88023927     -0.39178285             
e   0.6506577      Incl.   17.69811     -0.11648219     -0.36856678             
P   5.14           H   22.88          G   0.15           U   7                  
Residuals in seconds of arc
220524 C51  0.3+  0.9+    220526 T12  0.0   0.0     220601 T12  0.0   0.0
220524 C51  0.2-  1.5+    220528 T12  0.1-  0.0     220601 T12  0.1-  0.1+
220525 C51  1.2-  0.5-    220530 T14  0.0   0.0     220601 T12  0.0   0.0
220525 C51  1.2-  0.7+    220530 T12  0.0   0.0     220601 T14  0.0   0.0
220525 C51  0.1-  0.8+    220601 T12  0.0   0.0     220601 T14  0.0   0.0
220525 C51  0.1+  0.9+    220601 T12  0.1-  0.1+    220601 T14  0.0   0.0

Ephemeris:
2022 KR7                 a,e,i = 2.98, 0.65, 18                  q = 1.0400
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2022 05 04    16 37 02.9 +69 54 30   0.3141  1.0663    92.0    70.9    23.0
...
2022 05 19    18 39 28.9 +64 49 09   0.2628  1.0405    89.0    76.4    22.7
...
2022 05 27    19 31 23.7 +58 17 41   0.2359  1.0429    90.7    76.3    22.5
...
2022 06 02    20 02 01.4 +51 26 24   0.2177  1.0520    94.0    74.1    22.3
2022 06 03    20 06 29.0 +50 07 29   0.2150  1.0541    94.8    73.5    22.2
2022 06 04    20 10 46.3 +48 45 33   0.2123  1.0564    95.6    72.9    22.2
...
2022 06 10    20 33 07.1 +39 31 39   0.1989  1.0736   101.8    67.8    21.9
...
2022 06 18    20 54 58.4 +24 50 36   0.1901  1.1049   113.3    57.6    21.6
...
2022 07 03    21 16 03.5 -04 02 25   0.2124  1.1858   139.3    34.0    21.3

M. P. C. Staff               (C) Copyright 2022 MPC           M.P.E.C. 2022-L15