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  • MPEC 2017-U248: 2017 UJ7

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    M.P.E.C. 2017-U248                               Issued 2017 Oct. 29, 01:45 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
    
                                       2017 UJ7
    
    Observations:
         K17U07J  C2017 10 18.38627 00 30 30.867+04 32 47.63         23.4 wLEU248F51
         K17U07J  C2017 10 18.41066 00 30 29.287+04 31 24.24         22.9 wLEU248F51
         K17U07J  C2017 10 22.38237 00 27 38.296-00 10 10.00         21.8 wLEU248F51
         K17U07J  C2017 10 22.38302 00 27 38.238-00 10 13.55         21.9 wLEU248F51
         K17U07J  C2017 10 22.39705 00 27 37.156-00 11 27.83         21.4 wLEU248F51
         K17U07J  C2017 10 22.41174 00 27 36.038-00 12 45.57         22.1 wLEU248F51
         K17U07J  C2017 10 22.42639 00 27 34.900-00 14 03.99         21.9 wLEU248F51
         K17U07J  C2017 10 22.42704 00 27 34.851-00 14 07.51         21.6 wLEU248F51
         K17U07J* C2017 10 25.25097 00 25 07.87 -05 16 03.6          20.9 GUEU248G96
         K17U07J  C2017 10 25.25621 00 25 07.27 -05 16 44.6          21.7 GUEU248G96
         K17U07J  C2017 10 25.26147 00 25 06.83 -05 17 25.0          21.2 GUEU248G96
         K17U07J  C2017 10 25.26673 00 25 06.38 -05 18 06.2          21.2 GUEU248G96
         K17U07J  C2017 10 25.29419 00 25 03.86 -05 21 37.7          20.5 GUEU248G96
         K17U07J  C2017 10 25.29494 00 25 03.80 -05 21 43.1          21.9 GUEU248G96
         K17U07J  C2017 10 25.29569 00 25 03.71 -05 21 49.1          21.9 GUEU248G96
         K17U07J  C2017 10 25.29645 00 25 03.68 -05 21 55.0          21.1 GUEU248G96
         K17U07J  C2017 10 25.31143 00 25 02.39 -05 23 51.0          21.6 GUEU248I52
         K17U07J  C2017 10 25.31476 00 25 02.10 -05 24 16.6          21.6 GUEU248I52
         K17U07J  C2017 10 25.31807 00 25 01.70 -05 24 42.9          21.6 GUEU248I52
         K17U07J  C2017 10 25.32141 00 25 01.42 -05 25 07.6          21.6 GUEU248I52
         K17U07J  C2017 10 25.33728100 24 59.91 -05 27 13.0          21.1 GUEU248H01
         K17U07J  C2017 10 25.34176900 24 59.54 -05 27 47.9          21.5 GUEU248H01
         K17U07J  C2017 10 25.35436000 24 58.53 -05 29 25.5          20.9 GUEU248H01
         K17U07J  C2017 10 25.36060800 24 58.04 -05 30 14.5          20.5 GUEU248H01
         K17U07J  C2017 10 26.16126 00 24 15.46 -07 20 40.6          21.3 GUEU248V06
         K17U07J  C2017 10 26.16328 00 24 15.28 -07 20 58.3          21.5 GUEU248V06
         K17U07J  C2017 10 26.16531 00 24 15.07 -07 21 15.7          21.9 GUEU248V06
         K17U07J  C2017 10 26.16732 00 24 14.88 -07 21 33.6          21.2 GUEU248V06
         K17U07J  C2017 10 26.17417 00 24 14.26 -07 22 32.8          21.5 RoEU248926
         K17U07J  C2017 10 26.18192 00 24 13.47 -07 23 40.5          21.5 RoEU248926
         K17U07J  C2017 10 26.18968 00 24 12.71 -07 24 49.2          21.4 RoEU248926
         K17U07J  C2017 10 27.14056 00 23 10.94 -09 54 37.2          21.3 GUEU248V06
         K17U07J  C2017 10 27.14445 00 23 10.51 -09 55 17.3          22.0 GUEU248V06
         K17U07J  C2017 10 27.14640 00 23 10.34 -09 55 36.8          22.1 GUEU248V06
         K17U07J  C2017 10 27.19840 00 23 04.73 -10 04 27.8          20.9 RoEU248926
         K17U07J  C2017 10 27.20387 00 23 04.12 -10 05 23.5          21.0 RoEU248926
         K17U07J  C2017 10 27.20932 00 23 03.54 -10 06 19.6          21.1 RoEU248926
         K17U07J  C2017 10 28.15886 00 21 53.92 -13 01 17.3          20.9 GUEU248V06
         K17U07J  C2017 10 28.16080 00 21 53.69 -13 01 40.7          21.9 GUEU248V06
         K17U07J  C2017 10 28.16274 00 21 53.48 -13 02 03.7          21.5 GUEU248V06
         K17U07J  C2017 10 28.16469 00 21 53.22 -13 02 27.3          21.0 GUEU248V06
    
    Observer details:
    926 Tenagra II Observatory.  Observers M. Schwartz, P. R. Holvorcem.  Measurer
        M. Schwartz.  0.41-m f/3.75 astrograph + CCD, 0.81-m f/7 Ritchey-Chretien
        + 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.
    G96 Mt. Lemmon Survey.  Observer G. J. Leonard.  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.
    H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.
        Measurer W. H. Ryan.  2.4-m f/8.9 reflector + CCD.
    I52 Steward Observatory, Mt. Lemmon Station.  Observer D. C. Fuls.  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.
    V06 Catalina Sky Survey-Kuiper.  Observer E. J. Christensen.  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.  1.55-m reflector + CCD.
    
    Orbital elements:
    2017 UJ7                                                 Earth MOID = 0.0346 AU
    Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
    M 334.66525              (2000.0)            P               Q
    n   0.26215602     Peri.  246.88908     -0.01485921     -0.99867920
    a   2.4178508      Node   204.11890     +0.95577607     +0.00026306
    e   0.6456545      Incl.    6.91304     +0.29371979     -0.05137893
    P   3.76           H   25.4           G   0.15           U   5
    Residuals in seconds of arc
    171018 F51  0.5+  0.2+    171025 G96  0.4-  0.2+    171026 926  0.1+  0.4-
    171018 F51  0.1-  0.3-    171025 G96  0.2+  0.1+    171026 926  0.4-  0.2+
    171022 F51  0.0   0.1+    171025 I52  0.7+  0.1-    171026 926  0.4-  0.1-
    171022 F51  0.1-  0.0     171025 I52  0.8+  0.1+    171027 V06  0.7+  0.0
    171022 F51  0.1-  0.1+    171025 I52  0.9-  0.6-    171027 V06  0.3+  0.4-
    171022 F51  0.2+  0.3+    171025 I52  0.7-  0.6+    171027 V06  0.8+  0.0
    171022 F51  0.1-  0.1-    171025 H01  0.0   0.1-    171027 926  0.2-  0.4-
    171022 F51  0.1-  0.2-    171025 H01  0.1+  0.1-    171027 926  0.4-  0.0
    171025 G96  1.3+  1.0+    171025 H01  0.4+  0.0     171027 926  0.1-  0.2-
    171025 G96  0.5-  0.3+    171025 H01  0.6+  0.4-    171028 V06  0.1-  0.3+
    171025 G96  0.1+  0.4+    171026 V06  0.0   0.4-    171028 V06  0.1-  0.1+
    171025 G96  0.5+  0.3-    171026 V06  0.2+  0.4-    171028 V06  0.2+  0.3+
    171025 G96  0.1-  0.0     171026 V06  0.0   0.1+    171028 V06  0.1-  0.1+
    171025 G96  0.0   0.4+    171026 V06  0.0   0.1-
    
    Ephemeris:
    2017 UJ7                 a,e,i = 2.42, 0.65, 7                   q = 0.8568
    Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
    2017 09 29    00 38 56.3 +13 04 39   0.3150  1.3118   168.4     8.8    24.1
    ...
    2017 10 14    00 33 08.8 +07 54 21   0.1800  1.1749   169.4     9.0    22.6
    ...
    2017 10 22    00 27 56.8 +00 23 19   0.1178  1.1053   157.9    19.8    22.0
    ...
    2017 10 28    00 22 04.0 -12 28 41   0.07656 1.0559   143.2    34.3    21.4
    2017 10 29    00 20 39.6 -15 58 30   0.07040 1.0480   139.6    37.9    21.3
    2017 10 30    00 19 00.5 -20 06 11   0.06457 1.0401   135.5    42.0    21.2
    ...
    2017 11 05    23 46 57.6 -64 11 10   0.04310 0.9952    93.6    83.9    21.5
    ...
    2017 11 13    12 56 14.2 -57 34 55   0.07139 0.9424    47.0   129.8    25.2
    ...
    2017 11 28    12 49 55.2 -34 01 19   0.1782  0.8741    46.7   124.8    26.6
    
    A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-U248
    

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