[Iaude] MPEC L121: 2017 DY166 [a=61.38,e=0.42,i=18.5,H=7.5]

mpec at cfa.harvard.edu mpec at cfa.harvard.edu
Tue Jun 11 12:59:39 EDT 2024


M.P.E.C. 2024-L121                                Issued 2024 June 11, 16:58 UT

     The Minor Planet Electronic Circulars contain information on unusual
         minor planets, routine data on comets and natural satellites,
         and occasional editorial announcements.  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

                                   2017 DY166                                   


Observations:
     K17DG6Y  C2000 05 05.21452710 17 49.48 +02 41 22.9          23.1 rWEL121645
     K17DG6Y  C2000 05 05.21535710 17 49.47 +02 41 23.1          21.7 iWEL121645
     K17DG6Y  C2000 05 05.21784410 17 49.48 +02 41 23.1          23.5 gWEL121645
     K17DG6Y &C2013 04 20.22471512 02 53.16 +00 23 25.3          22.5 zWEL121W84
     K17DG6Y &C2013 05 11.12106612 01 41.43 +00 33 21.2          23.9 gWEL121W84
     K17DG6Y &C2013 05 11.12635712 01 41.41 +00 33 21.5          23.9 gWEL121W84
     K17DG6Y &C2013 05 11.12900712 01 41.40 +00 33 21.5          23.0 rWEL121W84
     K17DG6Y &C2013 05 11.13164312 01 41.39 +00 33 21.6          23.0 rWEL121W84
     K17DG6Y &C2013 05 11.13430212 01 41.39 +00 33 21.6          22.9 rWEL121W84
     K17DG6Y &C2013 05 11.13751612 01 41.38 +00 33 21.6          22.7 iWEL121W84
     K17DG6Y &C2013 05 11.14130912 01 41.37 +00 33 21.8          22.9 iWEL121W84
     K17DG6Y &C2013 05 11.14512712 01 41.36 +00 33 21.7          22.5 iWEL121W84
     K17DG6Y &C2013 05 12.10889712 01 38.84 +00 33 44.0          23.6 gWEL121W84
     K17DG6Y &C2013 05 12.11154912 01 38.83 +00 33 44.1          23.5 gWEL121W84
     K17DG6Y &C2013 05 12.11419212 01 38.82 +00 33 44.2          23.7 gWEL121W84
     K17DG6Y &C2013 05 12.11686412 01 38.82 +00 33 44.2          22.7 rWEL121W84
     K17DG6Y &C2013 05 12.11952312 01 38.80 +00 33 44.3          22.9 rWEL121W84
     K17DG6Y &C2013 05 12.12217512 01 38.80 +00 33 44.3          22.6 rWEL121W84
     K17DG6Y &C2013 05 12.12539212 01 38.79 +00 33 44.5          22.5 iWEL121W84
     K17DG6Y &C2013 05 12.12922212 01 38.78 +00 33 44.4          22.4 iWEL121W84
     K17DG6Y &C2013 05 12.13303312 01 38.76 +00 33 44.3          22.3 iWEL121W84
     K17DG6Y &C2013 06 07.05564912 01 02.13 +00 40 12.3          23.3 gWEL121W84
     K17DG6Y &C2013 06 07.05743112 01 02.12 +00 40 12.3          23.5 gWEL121W84
     K17DG6Y &C2013 06 07.06018012 01 02.12 +00 40 12.2          23.8 gWEL121W84
     K17DG6Y &C2013 06 07.06292912 01 02.12 +00 40 12.2          23.8 gWEL121W84
     K17DG6Y &C2013 06 07.06569012 01 02.12 +00 40 12.3          22.8 rWEL121W84
     K17DG6Y &C2013 06 07.06844212 01 02.12 +00 40 12.3          22.8 rWEL121W84
     K17DG6Y &C2013 06 07.07119712 01 02.12 +00 40 12.3          22.9 rWEL121W84
     K17DG6Y &C2013 06 07.07452912 01 02.12 +00 40 12.3          22.5 iWEL121W84
     K17DG6Y &C2013 06 07.07846012 01 02.12 +00 40 12.4          22.4 iWEL121W84
     K17DG6Y &C2013 06 07.08231512 01 02.11 +00 40 12.4          22.6 iWEL121W84
     K17DG6Y &C2015 02 17.38006012 24 04.20 -00 36 31.1          23.6 gWEL121W84
     K17DG6Y &C2015 02 17.38402112 24 04.19 -00 36 30.9          23.0 gWEL121W84
     K17DG6Y &C2015 02 17.38797912 24 04.17 -00 36 30.6          22.9 rWEL121W84
     K17DG6Y &C2015 02 17.39061712 24 04.16 -00 36 30.5          22.9 rWEL121W84
     K17DG6Y &C2015 02 18.37924712 24 00.63 -00 35 58.8          23.5 gWEL121W84
     K17DG6Y &C2015 02 18.38188512 24 00.62 -00 35 58.7          23.1 gWEL121W84
     K17DG6Y &C2015 02 19.37647412 23 57.00 -00 35 26.1          23.4 gWEL121W84
     K17DG6Y &C2015 02 19.37912012 23 56.99 -00 35 25.9          23.8 gWEL121W84
     K17DG6Y &C2015 02 19.38043512 23 56.98 -00 35 26.1          23.0 rWEL121W84
     K17DG6Y &C2015 02 19.38307612 23 56.97 -00 35 26.1          22.9 rWEL121W84
     K17DG6Y &C2015 02 19.38507512 23 56.96 -00 35 25.9          22.9 rWEL121W84
     K17DG6Y &C2015 04 08.16960712 20 17.86 -00 05 40.2          22.2 zWEL121W84
     K17DG6Y 1C2016 04 05.44029612 28 41.45 -00 17 46.7                WEL121T09
     K17DG6Y 1C2016 04 05.56426212 28 40.83 -00 17 42.1                WEL121T09
     K17DG6Y*4C2017 02 23.52726 12 40 01.63 -00 54 19.7          24.0 r1EL121T09
     K17DG6Y 4C2017 02 23.56764 12 40 01.48 -00 54 18.3          24.3 r1EL121T09
     K17DG6Y 4C2017 02 23.60167 12 40 01.34 -00 54 17.3          24.0 r1EL121T09
     K17DG6Y 4C2017 02 23.63983 12 40 01.21 -00 54 15.7          23.8 r1EL121T09
     K17DG6Y 4C2017 02 23.64192 12 40 01.21 -00 54 15.8          23.7 r1EL121T09
     K17DG6Y &C2017 03 02.24970812 39 35.41 -00 50 24.2          23.0 gWEL121W84
     K17DG6Y &C2017 03 03.27336812 39 31.18 -00 49 47.3          22.4 rWEL121W84
     K17DG6Y 4C2017 03 04.53892 12 39 25.87 -00 49 01.4          22.5 y1EL121T09
     K17DG6Y 4C2017 03 04.58243 12 39 25.69 -00 48 59.7          22.2 y1EL121T09
     K17DG6Y 4C2017 03 04.63107 12 39 25.48 -00 48 57.7          23.2 y1EL121T09
     K17DG6Y -C2019 02 27.35361512 56 04.24 -01 13 29.9                WEL121309
     K17DG6Y -C2019 02 27.35690512 56 04.26 -01 13 29.4                WEL121309
     K17DG6Y -C2019 02 27.36019512 56 04.25 -01 13 29.6                WEL121309
     K17DG6Y -C2019 02 27.36348512 56 04.22 -01 13 29.1                WEL121309
     K17DG6Y 1C2019 03 29.33653512 53 53.06 -00 54 52.7                WEL121T09
     K17DG6Y 1C2019 04 03.47758112 53 27.95 -00 51 37.4                WEL121T09
     K17DG6Y 1C2019 04 03.48834012 53 27.90 -00 51 37.1                WEL121T09
     K17DG6Y 1C2019 04 04.52038912 53 22.84 -00 50 58.2                WEL121T09
     K17DG6Y 4C2019 04 06.35011 12 53 13.89 -00 49 49.5          22.9 i1EL121T09
     K17DG6Y 4C2019 04 06.44937 12 53 13.40 -00 49 46.2          22.3 i1EL121T09
     K17DG6Y 4C2019 04 06.46047 12 53 13.34 -00 49 45.8          22.3 i1EL121T09
     K17DG6Y 4C2019 04 06.51511 12 53 13.07 -00 49 43.5          22.4 i1EL121T09

Observer details:
309 Cerro Paranal.  Observer .  Measurer S. Deen.  2.65-m Ritchey-Chretien +
    CCD.
645 Apache Point-Sloan Digital Sky Survey.  Observer .  Measurer S. Deen.
    2.5-m reflector + CCD.
T09 Subaru Telescope, Maunakea.  Observers , H. Aihara, Y. AlSayyad, M. Ando,
    R. Armstrong, J. Bosch, E. Egami, H. Furusawa, J. Furusawa, S. Harasawa,
    Y. Harikane, B.-C. Hsieh, H. Ikeda, K. Ito, I. Iwata, T. Kodama, M. Koike,
    M. Kokubo, Y. Komiyama, X. Li, Y. Liang, Y.-T. Lin, R. H. Lupton, N. B.
    Lust, L. A. MacArthur, K. Mawatari, S. Mineo, H. Miyatake, S. Miyazaki, S.
    More, T. Morishima, H. Murayama, K. Nakajima, F. Nakata, A. J. Nishizawa,
    M. Oguri, N. Okabe, Y. Okura, Y. Ono, K. Osato, M. Ouchi, Y.-C. Pan, A. A.
    Plazas Malagon, P. A. Price, S. L. Reed, E. S. Rykoff, T. Shibuya, M.
    Simunovic, M. A. Strauss, K. Sugimori, Y. Suto, N. Suzuki, M. Takada, Y.
    Takagi, T. Takata, S. Takita, M. Tanaka, S. Tang, D. S. Taranu, T. Terai,
    Y. Toba, E. L. Turner, H. Uchiyama, B. Vijarnwannaluk, C. Z. Waters, Y.
    Yamada, N. Yamamoto, T. Yamashita.  Measurers S. Deen, H. Fukuyama, A.
    Sasaki.  8.3-m Subaru Telescope + CCD, 8.2-m f/2.0 reflector + CCD(HSC).
W84 Cerro Tololo-DECam.  Observers A. Kunder, A. Saha, D. Lang, R. Zhou.
    Measurer S. Deen.  4.0-m reflector + CCD.

Orbital elements:
2017 DY166                                                                      
Epoch 2024 Mar. 31.0 TT = JDT 2460400.5                 Alexandersen            
M   8.90186              (2000.0)            P               Q                  
n   0.00204947     Peri.    0.08268     -0.99996741     -0.00750018             
a  61.3821005      Node   179.45976     +0.00721328     -0.99621553             
e   0.4187698      Incl.   18.47099     +0.00362564     -0.08659307             
P 481              H    7.50          G   0.15           U   5                  
Residuals in seconds of arc
000505 645  0.0   0.1-    130607 W84  0.0   0.0     170223 T09  0.1-  0.1+
000505 645  0.1-  0.1+    130607 W84  0.0   0.0     170223 T09  0.3-  0.1-
000505 645  0.1+  0.0     130607 W84  0.0   0.0     170223 T09  0.0   0.3+
130420 W84  0.0   0.0     130607 W84  0.0   0.0     170223 T09  0.1+  0.1+
130511 W84  0.1+  0.0     130607 W84  0.0   0.0     170302 W84  0.0   0.0
130511 W84  0.0   0.1+    130607 W84  0.0   0.0     170303 W84  0.1-  0.1-
130511 W84  0.1-  0.1+    130607 W84  0.1+  0.1+    170304 T09  0.2-  0.1-
130511 W84  0.1-  0.1+    130607 W84  0.1-  0.0     170304 T09  0.1-  0.1+
130511 W84  0.0   0.1+    150217 W84  0.0   0.2-    170304 T09  0.0   0.3+
130511 W84  0.0   0.0     150217 W84  0.1+  0.1-    190227 309  0.2-  0.2-
130511 W84  0.0   0.1+    150217 W84  0.0   0.0     190227 309  0.3+  0.2+
130511 W84  0.0   0.1-    150217 W84  0.0   0.1+    190227 309  0.3+  0.1-
130512 W84  0.1+  0.0     150218 W84  0.0   0.1-    190227 309  0.0   0.3+
130512 W84  0.1+  0.0     150218 W84  0.0   0.1-    190329 T09  0.1+  0.1-
130512 W84  0.0   0.1+    150219 W84  0.1+  0.1+    190403 T09  0.0   0.0
130512 W84  0.1+  0.0     150219 W84  0.1+  0.2+    190403 T09  0.0   0.1-
130512 W84  0.1-  0.1+    150219 W84  0.0   0.0     190404 T09  0.0   0.0
130512 W84  0.0   0.0     150219 W84  0.0   0.1-    190406 T09  0.1-  0.2+
130512 W84  0.0   0.1+    150219 W84  0.1-  0.0     190406 T09  0.0   0.2-
130512 W84  0.0   0.1-    150408 W84  0.0   0.0     190406 T09  0.1-  0.2-
130512 W84  0.1-  0.2-    160405 T09  0.1+  0.0     190406 T09  0.0   0.0
130607 W84  0.1+  0.1+    160405 T09  0.1-  0.1-
130607 W84  0.0   0.1+    170223 T09  0.1-  0.1+

Ephemeris:
2017 DY166               a,e,i = 61.38, 0.42, 18                 q = 35.6771
Date    TT    R. A. (2000) Decl.     Delta      r    Elong.  Phase     V
2024 05 12    13 30 20.8 -01 20 55  35.7213 36.5919   149.1     0.8    23.2
...
2024 05 27    13 29 24.5 -01 15 50  35.8774 36.5981   134.8     1.1    23.3
...
2024 06 04    13 29 00.6 -01 13 59  35.9802 36.6013   127.1     1.3    23.3
...
2024 06 10    13 28 46.0 -01 13 03  36.0647 36.6038   121.4     1.4    23.3
2024 06 11    13 28 43.9 -01 12 55  36.0794 36.6042   120.4     1.4    23.3
2024 06 12    13 28 41.8 -01 12 49  36.0942 36.6046   119.5     1.4    23.3
...
2024 06 18    13 28 31.4 -01 12 22  36.1858 36.6071   113.8     1.5    23.3
...
2024 06 26    13 28 22.6 -01 12 23  36.3141 36.6104   106.2     1.5    23.3
...
2024 07 11    13 28 22.8 -01 14 12  36.5668 36.6166    92.0     1.6    23.3

M. P. C. Staff               (C) Copyright 2024 MPC           M.P.E.C. 2024-L121





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