[Iaude] MPEC C88: 2018 CZ2 [a=2.18,e=0.67,i=5.4,H=21.4,PHA]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Mon Feb 12 10:33:32 EST 2018


M.P.E.C. 2018-C88                                Issued 2018 Feb. 12, 15:28 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 CZ2
 
Observations:
     K18C02Z  C2018 01 15.47701 10 42 35.319+10 48 25.77         22.5 wUEC088F51
     K18C02Z  C2018 01 15.48931 10 42 36.228+10 48 27.29         22.8 wUEC088F51
     K18C02Z  C2018 01 15.50167 10 42 37.130+10 48 29.19         22.6 wUEC088F51
     K18C02Z  C2018 01 15.51415 10 42 38.038+10 48 30.96         22.4 wUEC088F51
     K18C02Z* C2018 02 09.35870 11 27 17.14 +14 57 24.8          19.9 rUEC088I41
     K18C02Z  C2018 02 09.38245 11 27 21.17 +14 57 59.1          19.9 rUEC088I41
     K18C02Z  C2018 02 09.43543 11 27 30.15 +14 59 15.4          19.9 rUEC088I41
     K18C02Z  C2018 02 09.43591 11 27 30.23 +14 59 16.1          19.9 rUEC088I41
     K18C02Z  C2018 02 09.43789 11 27 30.57 +14 59 19.1          19.9 rUEC088I41
     K18C02Z  C2018 02 09.95197 11 29 04.83 +15 11 51.5          19.8  qEC088C42
     K18C02Z  C2018 02 09.95353 11 29 05.12 +15 11 53.1          19.4  qEC088C42
     K18C02Z  C2018 02 09.95508 11 29 05.39 +15 11 55.6          20.3  qEC088C42
     K18C02Z  C2018 02 10.93112 11 32 16.45 +15 37 31.6          20.8  UEC088C42
     K18C02Z  C2018 02 10.93267 11 32 16.78 +15 37 34.1          20.4  UEC088C42
     K18C02Z  C2018 02 10.93424 11 32 17.05 +15 37 36.8          20.6  UEC088C42
     K18C02Z KC2018 02 10.98197 11 32 28.44 +15 38 54.9          20.0 VqEC088595
     K18C02Z KC2018 02 10.98381 11 32 28.85 +15 38 56.8          19.9 GUEC088587
     K18C02Z KC2018 02 10.98536 11 32 29.12 +15 38 59.7                UEC088587
     K18C02Z KC2018 02 10.98846 11 32 29.75 +15 39 04.8          19.7 GUEC088587
     K18C02Z KC2018 02 10.99333 11 32 30.61 +15 39 14.0          19.9 VqEC088595
     K18C02Z KC2018 02 11.00468 11 32 32.82 +15 39 32.3          19.6 VqEC088595
     K18C02Z KC2018 02 11.02400 11 32 36.53 +15 40 04.3          20.3 VSEC088L01
     K18C02Z IC2018 02 11.02648 11 32 37.06 +15 40 08.8          20.5 VSEC088L01
     K18C02Z KC2018 02 11.08641 11 32 48.84 +15 41 47.9                UEC088204
     K18C02Z KC2018 02 11.09726 11 32 50.94 +15 42 05.7                UEC088204
     K18C02Z KC2018 02 11.10810 11 32 53.06 +15 42 23.7          19.7 GUEC088204
     K18C02Z  C2018 02 11.51268 11 34 16.78 +15 53 55.5          19.5 GUEC088I52
     K18C02Z  C2018 02 11.51309 11 34 16.89 +15 53 56.2          19.3 GUEC088I52
     K18C02Z  C2018 02 11.51974 11 34 18.23 +15 54 07.5          19.6 GUEC088I52
     K18C02Z  C2018 02 11.52159 11 34 18.60 +15 54 10.0          19.3 GUEC088I52
 
Observer details:
204 Schiaparelli Observatory.  Observer L. Buzzi.  0.84-m f/3.5 reflector
    + CCD.
587 Sormano.  Observers A. Fumagalli, I. Proserpio, P. Sicoli, A. Testa.
    Measurer P. Sicoli.  0.5-m f/6.8 reflector + CCD.
595 Farra d'Isonzo.  Observers U. Montanar, E. Pettarin, F. Piani.  Measurer
    E. Pettarin.  0.61-m f/4.0 reflector + CCD.
C42 Xingming Observatory, Mt. Nanshan.  Observer X. Gao.  Measurer Q.-Z. Ye.
    0.6-m reflector + CCD.
F51 Pan-STARRS 1, Haleakala.  Observers J. Bulger, T. Lowe, A. Schultz,
    M. Willman.  Measurers K. Chambers, S. Chastel, L. Denneau, H. Flewelling,
    M. Huber, E. Lilly, E. Magnier, R. Wainscoat, C. Waters, R. Weryk.  1.8-m
    Ritchey-Chretien + CCD.
I41 Palomar Mountain--ZTF.  Measurers Q.-Z. Ye, F. Masci.  1.2-m f/2.44 Oschin
    Schmidt + CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observer J. A. Johnson.
    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.  1.0-m reflector + CCD.
L01 Visnjan Observatory, Tican.  Observer K. Korlevic.  1.0-m f/2.9 reflector
    + CCD.
 
Orbital elements:
2018 CZ2                                            PHA, Earth MOID = 0.0201 AU
Epoch 2018 Mar. 23.0 TT = JDT 2458200.5                 MPC
M 352.36898              (2000.0)            P               Q
n   0.30644554     Peri.  117.82311     -0.51953637     +0.85058617
a   2.1788827      Node   120.64798     -0.81337849     -0.46323864
e   0.6713845      Incl.    5.41244     -0.26172006     -0.24882350
P   3.22           H   21.4           G   0.15           U   6
Residuals in seconds of arc
180115 F51  0.1-  0.0     180209 C42  0.3-  0.3-    180211 595  0.2+  0.2+
180115 F51  0.0   0.2-    180209 C42  0.4-  0.1-    180211 L01  0.3-  0.3-
180115 F51  0.0   0.0     180210 C42  0.1-  0.2-    180211 L01  0.4+  0.1+
180115 F51  0.0   0.1+    180210 C42  0.3+  0.2-    180211 204  0.1+  0.1+
180209 I41  0.0   0.1+    180210 C42  0.2-  0.0     180211 204  0.1-  0.1-
180209 I41  0.2+  0.0     180210 595  0.7+  0.5+    180211 204  0.1-  0.0
180209 I41  0.2+  0.1-    180210 587  0.2-  0.4-    180211 I52  0.1-  0.1+
180209 I41  0.2+  0.1-    180210 587  0.6-  0.1-    180211 I52  0.2+  0.1+
180209 I41  0.2+  0.1+    180210 587  0.3-  0.2-    180211 I52  0.1+  0.1+
180209 C42  0.4-  0.4+    180210 595  0.2+  0.7+    180211 I52  0.0   0.5-

Ephemeris:
2018 CZ2                 a,e,i = 2.18, 0.67, 5                   q = 0.7160
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2018 01 13    10 39 23.0 +10 44 11   0.6516  1.5165   135.1    27.2    22.6
...
2018 01 28    11 00 31.1 +11 51 51   0.4317  1.3633   145.7    24.0    21.4
...
2018 02 05    11 15 52.0 +13 30 09   0.3264  1.2797   150.3    22.4    20.6
...
2018 02 11    11 32 31.2 +15 39 41   0.2531  1.2164   152.1    22.3    19.9
2018 02 12    11 36 03.7 +16 08 26   0.2414  1.2059   152.2    22.4    19.8
2018 02 13    11 39 54.9 +16 39 49   0.2298  1.1953   152.1    22.7    19.7
...
2018 02 19    12 13 11.4 +21 03 52   0.1643  1.1321   148.6    27.0    19.0
...
2018 02 27    14 11 06.4 +31 56 58   0.09509 1.0486   125.7    50.1    18.3
...
2018 03 14    20 42 46.4 +13 14 42   0.1417  0.9006    45.5   128.0    22.4

A. U. Tomatic                (C) Copyright 2018 MPC           M.P.E.C. 2018-C88



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