• MPC Preparation (Info)

    • MPEC 2018-Q58 : 2018 QZ

    The following Minor Planet Electronic Circular may be linked-to from your own Web pages, but must not otherwise be redistributed electronically.

    A form allowing access to any MPEC is at the bottom of this page.

    Read MPEC 2018-Q57 Read MPEC 2018-Q59 

    M.P.E.C. 2018-Q58                                Issued 2018 Aug. 22, 15:30 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@CFA.HARVARD.EDU
            URL https://www.minorplanetcenter.net/    ISSN 1523-6714

                                    2018 QZ

Observations:
     K18Q00Z  C2018 08 20.15989 15 36 41.99 +59 19 47.9                UEQ058I41
     K18Q00Z  C2018 08 20.16024 15 36 43.35 +59 20 04.9                UEQ058I41
     K18Q00Z* C2018 08 20.16127 15 36 48.16 +59 20 57.0          18.48RUEQ058I41
     K18Q00Z  C2018 08 20.16162 15 36 49.68 +59 21 15.2          18.48RUEQ058I41
     K18Q00Z  C2018 08 20.17861 15 38 03.96 +59 34 59.1          18.53RUEQ058I41
     K18Q00Z  C2018 08 20.17896 15 38 05.43 +59 35 16.1          18.53RUEQ058I41
     K18Q00Z  C2018 08 20.26024 15 44 18.12 +60 39 08.5                UEQ058I41
     K18Q00Z  C2018 08 20.26059 15 44 19.73 +60 39 25.2                UEQ058I41
     K18Q00Z  C2018 08 20.27615 15 45 34.66 +60 51 18.1                UEQ058I41
     K18Q00Z  C2018 08 21.17178 17 23 17.86 +70 04 07.1          18.74RUEQ058I41
     K18Q00Z  C2018 08 21.17213 17 23 20.51 +70 04 15.4          18.74RUEQ058I41
     K18Q00Z  C2018 08 21.29433 17 39 20.60 +70 48 00.6          18.76RUEQ058I41
     K18Q00Z  C2018 08 21.29468 17 39 23.16 +70 48 08.6          18.76RUEQ058I41
     K18Q00Z KC2018 08 21.88083 19 05 09.78 +72 48 17.4          18.5 RVEQ058J95
     K18Q00Z KC2018 08 21.88303 19 05 28.03 +72 48 26.8          18.4 RVEQ058J95
     K18Q00Z KC2018 08 21.88523 19 05 46.17 +72 48 36.5          18.4 RVEQ058J95
     K18Q00Z KC2018 08 22.05696 19 29 10.88 +72 53 19.2          18.9 GVEQ058J95
     K18Q00Z KC2018 08 22.06022 19 29 37.20 +72 53 16.4          19.2 GVEQ058J95
     K18Q00Z KC2018 08 22.18920 19 47 36.23 +72 54 04.9          18.1 RqEQ058H36
     K18Q00Z KC2018 08 22.19779 19 48 40.54 +72 53 42.7          18.2 RqEQ058H36
     K18Q00Z KC2018 08 22.19975 19 48 55.08 +72 53 37.2          18.3 RqEQ058H36

Observer details:
H36 Sandlot Observatory, Scranton.  Observer G. Hug.  0.56-m reflector + CCD.
I41 Palomar Mountain--ZTF.  Observer A. U. Tomatic.  Measurers A. J. Nielsen,
    D. Kaplan, Q.-Z. Ye.  1.2-m f/2.4 Schmidt + ZTF camera.
J95 Great Shefford.  Observer P. Birtwhistle.  0.41-m f/6.3 Schmidt-Cassegrain
    + CCD.

Orbital elements:
2018 QZ                                                  Earth MOID = 0.0134 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M 317.42218              (2000.0)            P               Q
n   0.31218665     Peri.  349.88057     +0.64214974     +0.76106125
a   2.1520871      Node   319.98527     -0.69296632     +0.52509497
e   0.5387060      Incl.    8.20937     -0.32778255     +0.38086881
P   3.16           H   24.0           G   0.15           U   6
Residuals in seconds of arc
180820 I41 (1.3-  2.0-)   180820 I41  0.6-  0.3+    180821 J95  0.2-  0.0
180820 I41 (2.5-  2.1-)   180820 I41  0.5-  0.6-    180821 J95  0.6-  0.3+
180820 I41  0.1+  0.2-    180821 I41  0.9+  0.2+    180822 J95  0.1+  0.1+
180820 I41  0.1+  0.9+    180821 I41  0.8+  0.2+    180822 J95  0.0   0.2-
180820 I41  0.3+  0.0     180821 I41  1.3+  1.4-    180822 H36  0.8+  0.3+
180820 I41  0.3-  0.1+    180821 I41  0.1-  0.1-    180822 H36  1.0+  0.0
180820 I41  0.1-  0.3-    180821 J95  0.2-  0.1+    180822 H36  0.6+  0.3-

Ephemeris:
2018 QZ                  a,e,i = 2.15, 0.54, 8                   q = 0.9927
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 07 23    12 35 06.7 -33 41 13   0.1462  1.0093    83.3    88.5    23.0
...
2018 08 07    12 52 56.5 -26 58 21   0.06885 0.9928    70.0   106.2    22.1
...
2018 08 15    13 23 47.6 -06 11 14   0.02871 0.9988    59.8   118.8    21.0
...
2018 08 21    17 01 13.7 +68 42 27   0.01953 1.0099    84.0    94.8    18.9
2018 08 22    19 21 55.9 +72 51 44   0.02274 1.0123    91.3    87.5    18.9
2018 08 23    21 14 57.7 +71 08 06   0.02669 1.0148    96.8    81.7    19.0
...
2018 08 29    23 44 00.9 +55 45 21   0.05589 1.0330   112.8    64.3    20.1
...
2018 09 06    00 07 15.7 +48 21 28   0.09797 1.0646   122.9    52.6    21.0
...
2018 09 21    00 13 36.2 +41 44 10   0.1799  1.1424   137.1    36.8    22.1

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-Q58

    Read MPEC 2018-Q57 Read MPEC 2018-Q59

    MPEC number:

    Enter an MPEC number in one of the following forms:

    • 1997-B01 (the full form)
    • J97B01 (the packed version of the full form)
    • B01 (the abbreviated form)