[Iaude] MPEC R27: 2019 RC [a=2.05,e=0.51,i=22.9,H=21.7]

mpec at marsden.cfa.harvard.edu mpec at marsden.cfa.harvard.edu
Wed Sep 4 16:15:53 EDT 2019


M.P.E.C. 2019-R27                              Issued 2019 September 4, 20:12 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

                                    2019 RC                                     


Observations:
     K19R00C* C2019 09 02.39271521 58 17.55 +50 23 26.7          19.48cVER027T05
     K19R00C  C2019 09 02.39928721 58 20.25 +50 23 28.0          19.50cVER027T05
     K19R00C  C2019 09 02.41199521 58 25.53 +50 23 30.4          19.67cVER027T05
     K19R00C  C2019 09 02.41304021 58 26.11 +50 23 31.2          19.66cVER027T05
     K19R00C KC2019 09 03.04074 22 03 30.87 +50 24 25.5          19.7 GVER027W34
     K19R00C KC2019 09 03.05983 22 03 39.95 +50 24 31.8          18.3 GVER027W34
     K19R00C KC2019 09 03.08968 22 03 53.99 +50 24 39.8          18.8 GVER027W34
     K19R00C KC2019 09 03.11824122 04 07.78 +50 24 40.1          19.4 VuER027H21
     K19R00C KC2019 09 03.11979322 04 08.55 +50 24 40.4          19.4 VuER027H21
     K19R00C KC2019 09 03.12260422 04 09.95 +50 24 41.1          19.8 VuER027H21
     K19R00C  C2019 09 03.14837922 04 23.90 +50 24 43.8          19.6 GVER027H01
     K19R00C  C2019 09 03.15328922 04 26.23 +50 24 45.1          19.7 GVER027H01
     K19R00C  C2019 09 03.16360422 04 31.15 +50 24 47.5          19.6 GVER027H01
     K19R00C  C2019 09 03.16973222 04 34.07 +50 24 48.9          19.6 GVER027H01
     K19R00C KC2019 09 03.81356 22 10 14.37 +50 24 26.8          19.2 RqER027104
     K19R00C KC2019 09 03.81397 22 10 14.37 +50 24 20.5          18.5 RqER027A17
     K19R00C KC2019 09 03.81681 22 10 16.19 +50 24 24.0          18.2 RqER027K38
     K19R00C KC2019 09 03.81804 22 10 16.58 +50 24 20.5          18.5 RqER027A17
     K19R00C KC2019 09 03.82126 22 10 18.46 +50 24 27.0                qER027104
     K19R00C KC2019 09 03.82441 22 10 19.94 +50 24 21.1          18.4 RqER027A17
     K19R00C KC2019 09 03.83075 22 10 23.30 +50 24 20.9          18.8 RqER027A17
     K19R00C KC2019 09 03.83088 22 10 23.58 +50 24 28.5          19.1 RqER027104
     K19R00C IC2019 09 03.83095 22 10 23.25 +50 24 26.8          20.0 VtER027595
     K19R00C KC2019 09 03.83112 22 10 23.74 +50 24 25.2                qER027203
     K19R00C KC2019 09 03.83273 22 10 24.64 +50 24 25.3          18.3 RqER027K38
     K19R00C KC2019 09 03.84166 22 10 28.88 +50 24 26.9          19.6 VtER027595
     K19R00C  C2019 09 03.84282 22 10 29.29 +50 24 24.7          19.4 GVER027246
     K19R00C  C2019 09 03.84336 22 10 29.55 +50 24 25.1          19.3 GVER027246
     K19R00C  C2019 09 03.84411 22 10 30.00 +50 24 24.2                VER027246
     K19R00C  C2019 09 03.84428 22 10 30.05 +50 24 24.8                VER027246
     K19R00C KC2019 09 03.84550 22 10 30.78 +50 24 25.0          18.7 VtER027A44
     K19R00C KC2019 09 03.84562 22 10 31.38 +50 24 26.2          19.3 RqER027203
     K19R00C KC2019 09 03.84793 22 10 32.11 +50 24 25.3          20.2 VtER027A44
     K19R00C KC2019 09 03.85200 22 10 34.21 +50 24 24.8          19.0 VtER027A44
     K19R00C IC2019 09 03.86144622 10 39.39 +50 24 28.7          20.0 VSER027L01
     K19R00C pC2019 09 03.86224122 10 39.83 +50 24 29.2          20.1 VSER027L01
     K19R00C pC2019 09 03.86302522 10 40.09 +50 24 29.1          20.1 VSER027L01
     K19R00C KC2019 09 03.86347 22 10 40.32 +50 24 25.2          20.2 VtER027A44
     K19R00C IC2019 09 03.86380722 10 40.58 +50 24 29.2          20.0 VSER027L01
     K19R00C KC2019 09 03.86466 22 10 41.41 +50 24 27.6          18.9 RqER027203
     K19R00C KC2019 09 03.86958 22 10 43.92 +50 24 29.4          18.8 RqER027160
     K19R00C KC2019 09 03.87031 22 10 44.35 +50 24 26.8          18.7 RqER027K38
     K19R00C KC2019 09 03.87252 22 10 45.46 +50 24 30.2          19.2 RqER027160
     K19R00C KC2019 09 03.87534 22 10 47.05 +50 24 30.9          19.0 RqER027160
     K19R00C KC2019 09 03.87811 22 10 48.38 +50 24 30.7          18.7 RqER027160
     K19R00C KC2019 09 04.21462 22 13 59.71 +50 23 59.0                oER027711
     K19R00C KC2019 09 04.21469 22 13 59.71 +50 23 59.0                oER027711
     K19R00C KC2019 09 04.21738 22 14 01.21 +50 23 58.7                oER027711
     K19R00C KC2019 09 04.21745 22 14 01.21 +50 23 58.7                oER027711
     K19R00C IC2019 09 04.22010 22 14 02.92 +50 23 57.9                oER027711
     K19R00C IC2019 09 04.22017 22 14 02.92 +50 23 57.9                oER027711
     K19R00C  C2019 09 04.27894 22 14 35.33 +50 23 46.2          18.9 GVER027I52
     K19R00C  C2019 09 04.28128 22 14 36.67 +50 23 45.2                VER027I52
     K19R00C  C2019 09 04.28701 22 14 39.77 +50 23 44.6          18.9 GVER027I52
     K19R00C 1C2019 09 04.39139 22 15 39.49 +50 22 56.0                LER027658
     K19R00C 1C2019 09 04.39294 22 15 40.36 +50 22 55.5                LER027658
     K19R00C 1C2019 09 04.39447 22 15 41.24 +50 22 55.0                LER027658
     K19R00C 1C2019 09 04.39755 22 15 42.96 +50 22 53.7                LER027658
     K19R00C 1C2019 09 04.39909 22 15 43.90 +50 22 53.1                LER027658
     K19R00C KC2019 09 04.79759 22 19 54.95 +50 20 41.4          17.7 RVER027K61
     K19R00C KC2019 09 04.79813 22 19 54.98 +50 20 45.5          18.1 RoER027K88
     K19R00C KC2019 09 04.80296 22 19 57.91 +50 20 44.3          18.0 RoER027K88
     K19R00C KC2019 09 04.80325 22 19 58.31 +50 20 38.9          17.6 RVER027K61
     K19R00C KC2019 09 04.80390 22 19 58.77 +50 20 39.7          17.3 RVER027K61
     K19R00C KC2019 09 04.80434 22 19 58.75 +50 20 44.0          17.6 RoER027K88
     K19R00C KC2019 09 04.80521 22 19 59.49 +50 20 38.9          17.8 RVER027K61

Observer details:
104 San Marcello Pistoiese.  Observers P. Bacci, M. Maestripieri.  Measurers P. 
   Bacci, L. Tesi, G. Fagioli.  0.60-m reflector + CCD.
160 Castelmartini.  Observers M. Jaeger, E. Prosperi, S. Prosperi.  Measurer E. 
   Prosperi.  0.35-m f/10 Schmidt-Cassegrain + CCD.
203 GiaGa Observatory.  Observers S. Foglia, G. Galli.  Measurer G. Galli.  
    0.36-m f/5.76 Schmidt-Cassegrain + CCD.
246 Klet Observatory-KLENOT.  Observers M. Tichy, J. Ticha.  Measurer M. Tichy. 
    1.06-m f/2.7 reflector + 2048x2048 CCD.
595 Farra d'Isonzo.  Observers S. Aschi, U. Montanar, N. Moretta, E. Pettarin. 
    Measurer E. Pettarin.  0.40-m f/5.15 reflector + CCD.
658 National Research Council of Canada.  Observer D. D. Balam.  1.82-m 
   reflector + CCD.
711 McDonald Observatory, Fort Davis.  Observers J. G. Ries, J. W. Kuehne.  
    Measurer J. G. Ries.  2.1-m reflector + CCD + focal reducer.
A17 Guidestar Observatory, Weinheim.  Observers M. Emmerich, S. Melchert.  
    0.36-m f/6 Schmidt-Cassegrain + CCD.
A44 Altschwendt.  Observer W. Ries.  0.45-m f/4.5 reflector + CCD.
H01 Magdalena Ridge Observatory, Socorro.  Observers W. H. Ryan, E. V. Ryan.  
    Measurer W. H. Ryan.  2.4-m f/8.9 Ritchey-Chretien + CCD.
H21 Astronomical Research Observatory, Westfield.  Observer R. Holmes.  
    Measurers S. Foglia, L. Buzzi, T. Linder, R. Holmes.  0.76-m f/3.0 
   astrograph + CCD.
I52 Steward Observatory, Mt. Lemmon Station.  Observer T. A. Pruyne.  Measurers 
   B. M. Africano, E. J. Christensen, G. A. Farneth, D. C. Fuls, A. R. Gibbs, 
   A. D. Grauer, H. Groeller, R. A. Kowalski, S. M. Larson, G. J. Leonard, T. 
   A. Pruyne, D. Rankin, R. L. Seaman, F. C. Shelly.  1.0-m reflector + CCD.
K38 M57 Observatory, Saltrio.  Observer G. Baj.  0.3-m f/5.5 Ritchey-Chretien + 
   CCD.
K61 Rokycany Observatory.  Observer M. Adamovsky.  0.51-m f/6.8 reflector + CCD.
K88 GINOP-KHK, Piszkesteto.  Observer K. Sarneczky.  0.60-m Schmidt + CCD.
L01 Visnjan Observatory, Tican.  Observers K. Korlevic, A. Radica.  Measurer K. 
   Korlevic.  1.0-m f/2.9 reflector + CCD.
T05 ATLAS-HKO, Haleakala.  Observers L. Denneau, J. Tonry, A. Heinze, H. 
   Weiland, H. Flewelling.  Measurers L. Denneau, J. Tonry, A. Heinze, H. 
   Weiland, H. Flewelling, B. Stalder, A. Fitzsimmons, D. Young, N. Erasmus.  
    0.5-m reflector + CCD.
W34 Squirrel Valley Observatory, Columbus.  Observer R. L. Flynn.  0.35-m 
   Schmidt-Cassegrain + CCD.

Orbital elements:
2019 RC                                             PHA, Earth MOID = 0.0274 AU
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 Bell
M 305.96678              (2000.0)            P               Q
n   0.33476839     Peri.  202.19326     +0.95240916     -0.30297756
a   2.0541859      Node   175.06587     +0.30346626     +0.95278427
e   0.5093505      Incl.   22.91323     -0.02872306     +0.02016735
P   2.94           H   21.7           G   0.15           U   8
Residuals in seconds of arc
190902 T05  0.0   0.1+    190903 595  0.5-  0.3-    190903 160  0.1-  0.7+
190902 T05  0.3-  0.0     190903 203  0.1+  0.4-    190904 711  0.6+  0.3+
190902 T05  0.5-  0.1-    190903 K38  0.7+  0.0     190904 711  0.2+  0.3+
190902 T05  0.8+  0.5+    190903 595  0.5-  0.8-    190904 711  0.6+  0.3+
190903 W34  0.5+  1.0-    190903 246  0.4-  0.1+    190904 711  0.2+  0.3+
190903 W34  0.4+  0.5-    190903 246  0.7-  0.4+    190904 711 (2.8+  0.3-)
190903 W34  0.5-  0.5-    190903 246  0.1-  0.5-    190904 711 (2.5+  0.2-)
190903 H21  0.4-  0.2+    190903 246  0.5-  0.1+    190904 I52  0.6-  0.1+
190903 H21  0.0   0.2+    190903 A44  0.4-  0.1-    190904 I52  0.0   0.4-
190903 H21  0.6+  0.3+    190903 203  0.0   0.3-    190904 I52  0.3-  0.2+
190903 H01  0.1-  0.1+    190903 A44  0.1+  0.1+    190904 658  0.2+  0.3-
190903 H01  0.2-  0.2+    190903 A44  0.3-  0.5-    190904 658  0.1+  0.3-
190903 H01  0.1-  0.1+    190903 L01  0.4+  0.3-    190904 658  0.2+  0.2-
190903 H01  0.0   0.1+    190903 L01  0.7+  0.2+    190904 658  0.1-  0.4-
190903 104  0.6-  0.3+    190903 L01  0.8-  0.1+    190904 658  0.5+  0.5-
190903 A17  0.2-  0.6+    190903 A44  0.3+  0.2-    190904 K61  0.4+  1.0+
190903 K38  0.4+  0.0     190903 L01  0.0   0.1+    190904 K88  0.0   0.0
190903 A17  0.3+  0.2+    190903 203  0.0   0.3+    190904 K88  0.0   0.2-
190903 104  0.3-  0.2-    190903 160  0.0   0.6-    190904 K61  0.5-  0.4-
190903 A17  0.1+  0.4+    190903 K38  0.2-  0.2-    190904 K61  0.2+  0.5+
190903 A17  0.1+  0.3-    190903 160  0.0   0.2+    190904 K88  0.0   0.2-
190903 104  0.1+  0.5+    190903 160  1.0+  0.9+    190904 K61  0.6-  0.1-

2019 RC                                                                         
Epoch 2019 Apr. 27.0 TT = JDT 2458600.5                 Bell                    
M 305.96678              (2000.0)            P               Q                  
n   0.33476839     Peri.  202.19326     +0.95240916     -0.30297756             
a   2.0541859      Node   175.06587     +0.30346626     +0.95278427             
e   0.5093505      Incl.   22.91323     -0.02872306     +0.02016735             
P   2.94           H   21.7           G   0.15           U   8                  
>From 64 observations 2019 Sept. 2-4, mean residual 0".39.                       
                                                                                
Ephemeris:
2019 RC                  a,e,i = 2.05, 0.51, 23                  q = 1.0079
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2019 08 05    20 51 04.2 +44 05 32   0.3756  1.2396   118.7    45.9    21.8
...
2019 08 20    21 06 25.1 +47 59 11   0.2471  1.1501   118.4    50.7    20.8
...
2019 08 28    21 28 15.8 +49 40 00   0.1792  1.1086   119.1    52.8    20.1
...
2019 09 03    22 03 05.4 +50 24 24   0.1292  1.0812   121.0    53.1    19.4
2019 09 04    22 11 54.1 +50 24 11   0.1210  1.0770   121.6    53.0    19.2
2019 09 05    22 21 59.8 +50 19 31   0.1130  1.0729   122.2    52.7    19.1
...
2019 09 11    00 04 08.6 +45 32 01   0.06800 1.0505   128.4    48.7    17.8
...
2019 09 19    03 56 46.3 -04 06 42   0.04843 1.0275   116.7    60.8    17.4
...
2019 10 04    06 32 11.6 -40 50 24   0.1532  1.0079    88.4    82.9    20.5

A. U. Tomatic                (C) Copyright 2019 MPC           M.P.E.C. 2019-R27




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