[Iaude] MPEC S76: 2017 SN2 [a=2.06,e=0.49,i=22.9,H=21.3,PHA]

mpec at mpcdb1.cfa.harvard.edu mpec at mpcdb1.cfa.harvard.edu
Tue Sep 19 22:39:17 EDT 2017


M.P.E.C. 2017-S76                                Issued 2017 Sept. 20, 02:35 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 http://www.minorplanetcenter.net/    ISSN 1523-6714


                                   2017 SN2
 
Observations:
     K17S02N* C2017 09 17.52269 02 44 25.63 -33 27 04.1          17.5 cLES076T05
     K17S02N  C2017 09 17.52862 02 44 23.67 -33 25 21.1          17.9 cLES076T05
     K17S02N  C2017 09 17.53776 02 44 20.64 -33 22 41.6          17.8 cLES076T05
     K17S02N  C2017 09 17.54874 02 44 17.00 -33 19 29.9          17.5 cLES076T05
     K17S02N  C2017 09 18.13106 02 41 39.79 -30 20 46.3          17.1 RrES076Y00
     K17S02N  C2017 09 18.13167 02 41 39.54 -30 20 36.0          17.1 RrES076Y00
     K17S02N  C2017 09 18.13228 02 41 39.37 -30 20 24.5          16.9 RrES076Y00
     K17S02N  C2017 09 18.13295 02 41 39.23 -30 20 11.7          17.4 RrES076Y00
     K17S02N  C2017 09 18.13390 02 41 38.85 -30 19 54.0          17.2 RrES076Y00
     K17S02N  C2017 09 18.13486 02 41 38.57 -30 19 36.2          17.0 RrES076Y00
     K17S02N !C2017 09 18.28752 02 40 50.71 -29 30 21.9          17.4 GUES076W88
     K17S02N !C2017 09 18.34173 02 40 32.39 -29 12 42.5          17.4 GUES076W88
     K17S02N !C2017 09 18.36001 02 40 26.21 -29 06 42.8          17.9 GUES076W88
     K17S02N |C2017 09 18.54112 02 39 43.44 -28 06 16.3          17.0 RvES076Q62
     K17S02N |C2017 09 18.54381 02 39 42.62 -28 05 22.9          16.9 RvES076Q62
     K17S02N |C2017 09 18.54647 02 39 41.76 -28 04 30.3          16.9 RvES076Q62
     K17S02N KC2017 09 19.14512 02 36 44.75 -24 34 56.6          16.7  qES076I39
     K17S02N KC2017 09 19.15808 02 36 40.42 -24 30 15.1          16.7  qES076I39
     K17S02N KC2017 09 19.17127 02 36 35.91 -24 25 28.0          16.8  qES076I39
     K17S02N KC2017 09 19.33545 02 35 42.58 -23 27 23.3          16.7 RuES076850
     K17S02N KC2017 09 19.33918 02 35 41.26 -23 25 59.9          16.7 RuES076850
     K17S02N KC2017 09 19.34278 02 35 39.98 -23 24 39.5          16.6 RuES076850
     K17S02N KC2017 09 19.34689 02 35 38.52 -23 23 07.6          16.6 RuES076850
     K17S02N KC2017 09 19.35040 02 35 37.28 -23 21 49.3          17.1 RuES076850
     K17S02N #C2017 09 19.35280 02 35 39.23 -23 20 49.5          17.1 VqES076H06
     K17S02N KC2017 09 19.35407 02 35 35.98 -23 20 26.7          16.9 RuES076850
     K17S02N #C2017 09 19.35502 02 35 38.43 -23 19 59.9          16.9 VqES076H06
     K17S02N #C2017 09 19.35720 02 35 37.69 -23 19 11.5          17.3 VqES076H06
     K17S02N KC2017 09 19.35846 02 35 34.43 -23 18 48.5          16.7 RuES076850
     K17S02N KC2017 09 19.36217 02 35 33.11 -23 17 24.8          17.1 RuES076850
     K17S02N KC2017 09 19.36598 02 35 31.77 -23 15 59.5          16.9 RuES076850
     K17S02N KC2017 09 19.36990 02 35 30.44 -23 14 31.3          17.4 RuES076850
     K17S02N  C2017 09 19.46878 02 34 58.87 -22 37 09.9          16.3 RoES076926
     K17S02N  C2017 09 19.47003 02 34 58.44 -22 36 41.4          16.2 RoES076926
     K17S02N  C2017 09 19.47125 02 34 58.01 -22 36 13.4          16.3 RoES076926
     K17S02N KC2017 09 19.57752 02 34 33.85 -21 53 13.0          16.9 VqES076E23
     K17S02N KC2017 09 19.58446 02 34 31.46 -21 50 34.1          16.9 VqES076E23
     K17S02N KC2017 09 19.59141 02 34 29.05 -21 47 54.8          16.9 VqES076E23
 
Observer details:
850 Cordell-Lorenz Observatory, Sewanee.  Observer D. T. Durig.  0.3-m f/9.4
    Schmidt-Cassegrain + CCD.
926 Tenagra II Observatory.  Observers M. Schwartz, P. R. Holvorcem.  Measurer
    M. Schwartz.  0.81-m f/7 Ritchey-Chretien + CCD.
E23 Arcadia.  Observer A. Hidas.  0.35-m f/1.9 reflector + CCD.
H06 iTelescope Observatory, Mayhill.  Observer M. Suzuki.  0.50-m f/6.8
    reflector + CCD + f/4.5 focal reducer.
I39 Observatorio Cruz del Sur, San Justo.  Observer A. Chapman.  0.20-m f/4
    reflector + CCD.
Q62 iTelescope Observatory, Siding Spring.  Observers S. Foglia, L. Buzzi,
    P. Concari, C. Cremaschini, G. Galli, M. Tombelli, P. S. Lau.  0.15-m f/7
    refractor + CCD, 0.51-m f/6.8 astrograph + CCD + focal reducer.
T05 ATLAS-HKO, Haleakala.  Observers L. Denneau, A. Heinze, H. Weiland,
    B. Stalder, J. Tonry.  Measurers L. Denneau, A. Heinze, J. Tonry.  0.5-m
    f/2.0 Schmidt + CCD.
W88 Slooh.com Chile Observatory, La Dehesa.  Observer W. F. Cashwell.  0.35-m
    f/11 Schmidt-Cassegrain + CCD.
Y00 SONEAR Observatory, Oliveira.  Observers C. Jacques, E. Pimentel,
    J. Barros.  Measurer C. Jacques.  0.45-m f/2.9 reflector + CCD.
 
Orbital elements:
2017 SN2                                            PHA, Earth MOID = 0.0485 AU
Epoch 2017 Sept. 4.0 TT = JDT 2458000.5                 MPC
M 354.82460              (2000.0)            P               Q
n   0.33236251     Peri.  354.87501     +0.99881631     +0.04487165
a   2.0640871      Node     2.77002     -0.01746422     +0.69108365
e   0.4913128      Incl.   22.86180     -0.04539808     +0.72138056
P   2.97           H   21.3           G   0.15           U   7
Residuals in seconds of arc
170917 T05  0.2-  0.2-    170918 Q62  0.2-  1.3+    170919 H06  0.3-  0.3+
170917 T05  0.2-  0.1-    170918 Q62  0.3+  1.2+    170919 H06  0.1+  0.0
170917 T05  0.2-  0.3+    170918 Q62  0.1+  0.9+    170919 850  0.1-  0.2-
170917 T05  0.1-  0.4+    170919 I39  0.0   1.2-    170919 850  0.2-  0.2+
170918 Y00  0.1+  0.7+    170919 I39  0.1+  0.4-    170919 850  0.2-  0.1-
170918 Y00  0.6-  0.5-    170919 I39  0.7-  0.3+    170919 850  0.5+  0.0
170918 Y00  0.2-  0.4-    170919 850  0.4+  0.2+    170919 926  0.3-  0.3-
170918 Y00  0.8+  0.2-    170919 850  0.4+  0.2+    170919 926  0.2-  0.3-
170918 Y00  0.1-  0.4-    170919 850  0.2+  0.1+    170919 926  0.1-  0.1-
170918 Y00  0.4+  0.6-    170919 850  0.1+  0.1+    170919 E23  0.0   0.0
170918 W88  0.3+  0.6-    170919 850  0.0   0.3-    170919 E23  0.0   0.1+
170918 W88  0.2+  0.2-    170919 H06  0.0   0.3+    170919 E23  0.0   0.1+
170918 W88  0.0   0.8-    170919 850  0.1-  0.1+

Ephemeris:
2017 SN2                 a,e,i = 2.06, 0.49, 23                  q = 1.0500
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2017 08 21    03 34 57.9 -70 14 26   0.2664  1.1052   103.6    62.8    20.9
...
2017 09 05    03 24 23.6 -62 00 06   0.1570  1.0638   106.6    65.3    19.7
...
2017 09 13    03 02 41.6 -49 24 45   0.1001  1.0528   115.2    59.8    18.6
...
2017 09 19    02 37 22.1 -25 28 10   0.06584 1.0500   132.2    45.1    17.2
2017 09 20    02 32 18.6 -19 07 50   0.06204 1.0500   136.2    41.5    17.0
2017 09 21    02 27 00.7 -12 03 02   0.05913 1.0501   140.1    37.8    16.8
...
2017 09 27    01 50 30.1 +33 15 39   0.06486 1.0536   141.0    36.7    17.0
...
2017 10 05    00 53 49.2 +61 37 32   0.1125  1.0654   123.0    52.0    18.6
...
2017 10 20    23 27 01.4 +72 36 54   0.2242  1.1082   114.6    54.8    20.3

A. U. Tomatic                (C) Copyright 2017 MPC           M.P.E.C. 2017-S76




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