MPEC 2019-Y131 : 2019 YK4
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Read MPEC 2019-Y130
Read MPEC 2019-Y132
M.P.E.C. 2019-Y131 Issued 2019 December 31, 03:32 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
2019 YK4
Observations:
K19Y04K* C2019 12 29.36819007 50 41.70 +08 12 51.9 17.78cVEY131T05
K19Y04K C2019 12 29.37143807 50 40.80 +08 13 40.2 17.28cVEY131T05
K19Y04K C2019 12 29.37911807 50 38.74 +08 15 34.3 17.38cVEY131T05
K19Y04K C2019 12 29.84237407 48 44.47 +10 07 06.1 17.4 GVEY131L01
K19Y04K C2019 12 29.84263607 48 44.40 +10 07 09.6 17.3 GVEY131L01
K19Y04K C2019 12 29.84741007 48 43.20 +10 08 17.9 17.3 GVEY131L01
K19Y04K C2019 12 29.84767207 48 43.13 +10 08 21.2 17.2 GVEY131L01
K19Y04K C2019 12 29.84793407 48 43.06 +10 08 25.1 17.3 GVEY131L01
K19Y04K C2019 12 29.84819607 48 42.99 +10 08 28.9 17.4 GVEY131L01
K19Y04K KC2019 12 29.84857 07 48 42.98 +10 08 31.6 16.7 RVEY131K30
K19Y04K KC2019 12 29.85185 07 48 42.14 +10 09 19.0 16.9 RVEY131K30
K19Y04K KC2019 12 29.85446 07 48 41.48 +10 09 56.0 16.8 RVEY131K30
K19Y04K C2019 12 29.86767007 48 37.78 +10 13 06.7 16.1 RVEY131L54
K19Y04K C2019 12 29.87201107 48 36.63 +10 14 07.4 15.4 RVEY131L54
K19Y04K KC2019 12 29.87202 07 48 36.94 +10 14 06.7 17.4 GVEY131595
K19Y04K KC2019 12 29.87346 07 48 36.60 +10 14 27.9 17.3 GVEY131595
K19Y04K C2019 12 29.87701307 48 35.35 +10 15 18.8 15.2 RVEY131L54
K19Y04K KC2019 12 29.87848 07 48 35.30 +10 15 39.0 VEY131595
K19Y04K C2019 12 29.87895207 48 34.82 +10 15 45.8 16.4 RVEY131L54
K19Y04K C2019 12 29.88138007 48 34.20 +10 16 21.1 16.1 RVEY131L54
K19Y04K KC2019 12 29.88172 07 48 34.48 +10 16 24.0 17.6 GVEY131595
K19Y04K KC2019 12 29.88316 07 48 34.09 +10 16 44.8 17.1 GVEY131595
K19Y04K C2019 12 29.88426607 48 33.45 +10 17 01.8 15.9 RVEY131L54
K19Y04K KC2019 12 29.88460 07 48 33.74 +10 17 05.2 17.1 GVEY131595
K19Y04K KC2019 12 29.90919 07 48 27.60 +10 22 54.6 17.5 GVEY131104
K19Y04K KC2019 12 29.91047 07 48 26.63 +10 23 11.6 17.4 VtEY131L04
K19Y04K KC2019 12 29.91217 07 48 26.83 +10 23 36.9 16.9 GVEY131104
K19Y04K KC2019 12 29.91444 07 48 25.61 +10 24 07.7 17.3 VtEY131L04
K19Y04K KC2019 12 29.91884 07 48 24.46 +10 25 09.9 17.4 VtEY131L04
K19Y04K KC2019 12 29.92111 07 48 24.52 +10 25 43.4 17.3 GVEY131104
K19Y04K KC2019 12 29.93557 07 48 20.28 +10 29 04.7 16.9 RoEY131K88
K19Y04K KC2019 12 29.93695 07 48 19.92 +10 29 24.1 16.9 RoEY131K88
K19Y04K KC2019 12 29.93832 07 48 19.56 +10 29 43.5 16.8 RoEY131K88
K19Y04K KC2019 12 29.93970 07 48 19.21 +10 30 02.8 16.8 RoEY131K88
K19Y04K KC2019 12 29.94107 07 48 18.84 +10 30 22.2 16.8 RoEY131K88
K19Y04K 4C2019 12 29.98676 07 48 08.27 +10 41 11.6 17.0 GVEY131I89
K19Y04K 4C2019 12 29.99083 07 48 07.22 +10 42 08.8 17.0 GVEY131I89
K19Y04K KC2019 12 29.99085 07 48 06.15 +10 42 00.4 17.4 GVEY131C47
K19Y04K 4C2019 12 29.99332 07 48 06.59 +10 42 44.0 17.0 GVEY131I89
K19Y04K KC2019 12 29.99360 07 48 05.45 +10 42 38.7 16.3 GVEY131C47
K19Y04K KC2019 12 29.99635 07 48 04.74 +10 43 17.2 17.3 GVEY131C47
K19Y04K KC2019 12 29.99910 07 48 04.03 +10 43 55.6 16.4 GVEY131C47
K19Y04K KC2019 12 30.00184 07 48 03.33 +10 44 34.0 17.5 GVEY131C47
K19Y04K KC2019 12 30.81045 07 44 55.36 +13 45 46.9 17.3 VtEY131198
K19Y04K KC2019 12 30.81278 07 44 54.70 +13 46 21.1 17.3 VVEY131L04
K19Y04K KC2019 12 30.81459 07 44 54.43 +13 46 40.9 17.4 VtEY131198
K19Y04K KC2019 12 30.81834 07 44 53.35 +13 47 33.3 17.1 VVEY131L04
K19Y04K KC2019 12 30.81868 07 44 53.45 +13 47 33.8 17.4 VtEY131198
K19Y04K KC2019 12 30.82273 07 44 52.52 +13 48 26.3 17.5 VtEY131198
K19Y04K KC2019 12 30.82392 07 44 52.02 +13 48 45.8 16.9 VVEY131L04
K19Y04K KC2019 12 30.83081 07 44 50.61 +13 50 11.2 17.5 VtEY131198
K19Y04K KC2019 12 30.83486 07 44 49.66 +13 51 03.6 17.4 VtEY131198
K19Y04K KC2019 12 30.83891 07 44 48.72 +13 51 55.7 17.3 VtEY131198
K19Y04K KC2019 12 30.84701 07 44 46.80 +13 53 40.5 17.4 VtEY131198
K19Y04K KC2019 12 30.85105 07 44 45.82 +13 54 33.3 17.3 VtEY131198
K19Y04K C2019 12 30.85156 07 44 45.50 +13 54 38.0 16.7 VVEY131033
K19Y04K C2019 12 30.85212 07 44 45.37 +13 54 45.2 16.8 VVEY131033
K19Y04K C2019 12 30.85269 07 44 45.25 +13 54 52.6 16.9 VVEY131033
K19Y04K KC2019 12 30.85509 07 44 44.87 +13 55 25.4 17.3 VtEY131198
K19Y04K KC2019 12 30.87408 07 44 40.44 +13 59 32.7 17.0 GVEY131587
K19Y04K KC2019 12 30.87477 07 44 40.28 +13 59 41.7 16.8 GVEY131587
K19Y04K KC2019 12 30.87546 07 44 40.11 +13 59 50.6 17.0 GVEY131587
K19Y04K KC2019 12 30.89231 07 44 36.12 +14 03 29.3 16.8 GVEY131K63
K19Y04K KC2019 12 30.89417 07 44 35.73 +14 03 52.6 17.1 VqEY131C77
K19Y04K KC2019 12 30.89667 07 44 35.12 +14 04 24.8 17.9 VqEY131C77
K19Y04K KC2019 12 30.89918 07 44 34.51 +14 04 57.1 17.8 VqEY131C77
K19Y04K KC2019 12 30.89968 07 44 34.29 +14 05 04.8 15.8 GVEY131K63
K19Y04K KC2019 12 30.90169 07 44 33.91 +14 05 29.4 17.3 VqEY131C77
K19Y04K KC2019 12 30.90318 07 44 33.44 +14 05 49.9 16.1 GVEY131K63
K19Y04K KC2019 12 30.91434 07 44 30.71 +14 08 12.8 16.5 RVEY131160
K19Y04K KC2019 12 30.91667 07 44 30.12 +14 08 43.5 17.3 VVEY131108
K19Y04K KC2019 12 30.91751 07 44 29.94 +14 08 53.6 16.6 RVEY131160
K19Y04K KC2019 12 30.91821 07 44 29.77 +14 09 03.6 17.7 VVEY131108
K19Y04K KC2019 12 30.91976 07 44 29.44 +14 09 23.5 18.2 VVEY131108
K19Y04K KC2019 12 30.92071 07 44 29.17 +14 09 34.6 16.5 RVEY131160
K19Y04K C2019 12 30.92789407 44 26.78 +14 11 05.5 17.3 VtEY131L16
K19Y04K C2019 12 30.92934007 44 26.34 +14 11 24.6 17.1 VtEY131L16
K19Y04K C2019 12 30.93370407 44 25.16 +14 12 19.2 16.9 VtEY131L16
K19Y04K C2019 12 30.93443307 44 25.16 +14 12 29.6 17.0 VtEY131L16
K19Y04K C2019 12 30.93805607 44 24.19 +14 13 15.2 17.6 VtEY131L16
K19Y04K C2019 12 30.93951407 44 23.75 +14 13 36.0 16.9 VtEY131L16
K19Y04K C2019 12 30.94241907 44 23.08 +14 14 11.3 16.9 VtEY131L16
K19Y04K C2019 12 30.94332 07 44 23.68 +14 14 22.4 17.0 GVEY131204
K19Y04K C2019 12 30.94477 07 44 23.33 +14 14 41.0 VEY131204
K19Y04K KC2019 12 30.94506 07 44 23.25 +14 14 44.1 17.1 GVEY131K38
K19Y04K C2019 12 30.94525 07 44 23.23 +14 14 42.2 16.8 GVEY131C23
K19Y04K C2019 12 30.94593 07 44 23.04 +14 14 55.6 VEY131204
K19Y04K C2019 12 30.94674 07 44 22.89 +14 15 00.8 16.9 GVEY131C23
K19Y04K C2019 12 30.94737 07 44 22.69 +14 15 14.2 VEY131204
K19Y04K C2019 12 30.94824 07 44 22.49 +14 15 20.5 17.0 GVEY131C23
K19Y04K C2019 12 30.94882 07 44 22.33 +14 15 32.6 VEY131204
K19Y04K KC2019 12 30.94953 07 44 21.82 +14 15 37.2 17.1 VSEY131C43
K19Y04K C2019 12 30.94975 07 44 22.15 +14 15 39.7 16.8 GVEY131C23
K19Y04K KC2019 12 30.95024 07 44 21.97 +14 15 50.6 17.3 GVEY131K38
K19Y04K C2019 12 30.95089 07 44 21.86 +14 15 54.0 16.8 GVEY131C23
K19Y04K KC2019 12 30.95157 07 44 21.31 +14 16 03.5 17.2 VSEY131C43
K19Y04K C2019 12 30.95204 07 44 21.59 +14 16 09.2 16.6 GVEY131C23
K19Y04K KC2019 12 30.95362 07 44 20.80 +14 16 29.6 17.3 VSEY131C43
K19Y04K KC2019 12 30.95542 07 44 20.72 +14 16 56.8 17.3 GVEY131K38
K19Y04K KC2019 12 30.95567 07 44 20.30 +14 16 55.8 17.2 VSEY131C43
K19Y04K KC2019 12 30.95773 07 44 19.79 +14 17 21.7 17.5 VSEY131C43
K19Y04K KC2019 12 30.96011 07 44 19.20 +14 17 52.1 17.5 VSEY131C43
K19Y04K KC2019 12 30.96059 07 44 19.44 +14 18 03.0 17.3 GVEY131K38
K19Y04K KC2019 12 30.96677307 44 18.14 +14 19 23.3 16.9 GVEY131C95
K19Y04K KC2019 12 30.96919607 44 17.52 +14 19 54.1 17.3 GVEY131C95
K19Y04K KC2019 12 30.97159707 44 16.94 +14 20 24.8 17.2 GVEY131C95
K19Y04K KC2019 12 31.04567 07 43 59.08 +14 36 04.7 17.5 VqEY131958
K19Y04K KC2019 12 31.05694 07 43 56.35 +14 38 27.1 17.5 VqEY131958
K19Y04K KC2019 12 31.06232 07 43 54.97 +14 39 34.6 17.6 VqEY131958
K19Y04K KC2019 12 31.06731 07 43 53.78 +14 40 37.8 17.6 VqEY131958
Observer details:
033 Karl Schwarzschild Observatory, Tautenburg. Observers S. Melnikov, U. Laux,
B. Stecklum. Measurer B. Stecklum. 1.34-m f/3 Schmidt + CCD.
104 San Marcello Pistoiese. Observers P. Bacci, M. Maestripieri. Measurers P.
Bacci, L. Tesi, G. Fagioli. 0.60-m reflector + CCD.
108 Montelupo. Observers M. Tombelli, G. Interrante, M. Lombardo, E. Masotti,
A. Mazzanti, T. Bitossi. Measurers M. Tombelli, G. Interrante, M. Lombardo.
0.30-m f/2.9 Schmidt-Cassegrain + CCD.
160 Castelmartini. Observers M. Jaeger, E. Prosperi, S. Prosperi. Measurer E.
Prosperi. 0.35-m f/10 Schmidt-Cassegrain + CCD.
198 Wildberg. Observer R. Apitzsch. 0.35-m f/3.1 reflector + CCD.
204 Schiaparelli Observatory. Observer L. Buzzi. 0.84-m f/3.5 reflector + CCD.
587 Sormano. Observers A. Carcano, E. Colzani, G. Ventre. Measurer P. Sicoli.
0.5-m f/6.8 reflector + CCD.
595 Farra d'Isonzo. Observers U. Montanar, E. Pettarin. Measurer U.
Montanar. 0.40-m f/5.15 reflector + CCD.
958 Observatoire de Dax. Observer P. Dupouy. 0.51-m f/6 reflector + CCD.
C23 Olmen. Observer A. Diepvens.
C43 Hoyerswerda. Observer P. Lindner. 0.30-m f/6.3 Schmidt-Cassegrain + CCD.
C47 Nonndorf. Observer G. Dangl. 0.25-m f/4.8 reflector + CCD.
C77 Bernezzo Observatory. Observer A. Mantero. 0.25-m f/4.0 reflector + CCD.
C95 SATINO Remote Observatory, Haute Provence. Observer J. Jahn. 0.60-m f/3.2
Newtonian reflector + CCD.
I89 iTelescope Observatory, Nerpio. Observer M. Suzuki. 0.43-m f/6.8
reflector + CCD.
K30 Luscherz. Observer L. Grimm. 0.25-m f/4.8 Newtonian reflector + CCD.
K38 M57 Observatory, Saltrio. Observer G. Baj. 0.3-m f/5.5 Ritchey-Chretien +
CCD.
K63 G. Pascoli Observatory, Castelvecchio Pascoli. Observers R. Bacci, P.
Bacci. Measurer R. Bacci. 0.4-m f/3.2 Newtonian reflector + CCD.
K88 GINOP-KHK, Piszkesteto. Observer K. Sarneczky. 0.60-m Schmidt + CCD.
L01 Visnjan Observatory, Tican. Observer K. Korlevic. 1.0-m f/2.9 reflector +
CCD.
L04 ROASTERR-1 Observatory, Cluj-Napoca. Observer L. Hudin. 0.3-m f/5
reflector + CCD.
L16 Stardreams Observatory, Valenii de Munte. Observer R. Gherase. 0.20-m
Ritchey-Chretien + CCD.
L54 Berthelot Observatory, Hunedoara. Observer A. Sonka. 0.38-m f/8
Ritchey-Chretien + 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, J. Robinson, N. Erasmus.
0.5-m reflector + CCD.
Orbital elements:
2019 YK4 Earth MOID = 0.0999 AU
Epoch 2020 May 31.0 TT = JDT 2459000.5 Veres
M 55.99017 (2000.0) P Q
n 0.27240061 Peri. 283.16784 +0.80354275 -0.41300145
a 2.3568431 Node 102.65569 +0.54991712 +0.79070775
e 0.6634328 Incl. 26.06135 -0.22783813 +0.45189717
P 3.62 H 20.3 G 0.15 U 8
Residuals in seconds of arc
191229 T05 0.3+ 0.1+ 191229 C47 0.3- 0.2+ 191230 160 0.1+ 0.1+
191229 T05 0.1- 0.1+ 191229 I89 0.2+ 0.2+ 191230 L16 1.5+ 1.1-
191229 T05 0.0 0.1+ 191229 C47 0.1- 0.0 191230 L16 0.3+ 0.5-
191229 L01 0.1- 0.1+ 191229 C47 0.1- 0.0 191230 L16 1.2- 1.7-
191229 L01 0.1- 0.2- 191229 C47 0.0 0.1- 191230 L16 1.4+ 0.6-
191229 L01 0.0 0.2+ 191230 C47 0.1+ 0.0 191230 L16 0.2+ 1.3-
191229 L01 0.1- 0.2- 191230 198 0.6- 0.0 191230 L16 0.9- 0.8+
191229 L01 0.2- 0.1- 191230 L04 0.2+ 0.2+ 191230 L16 0.3- 1.0-
191229 L01 0.2- 0.0 191230 198 0.0 0.2+ 191230 204 0.0 0.2+
191229 K30 0.0 0.4- 191230 L04 0.1- 0.3+ 191230 204 0.0 0.3+
191229 K30 0.2- 0.3+ 191230 198 0.4- 0.0 191230 K38 0.0 0.3-
191229 K30 0.3- 0.2+ 191230 198 0.0 0.0 191230 C23 0.2+ 0.1+
191229 L54 0.7+ 0.3+ 191230 L04 0.0 0.4+ 191230 204 0.1- 0.1+
191229 L54 0.2+ 0.6- 191230 198 0.1- 0.1+ 191230 C23 0.5+ 0.4-
191229 595 0.1+ 0.2- 191230 198 0.1- 0.1+ 191230 204 0.0 0.3+
191229 595 0.4+ 0.5+ 191230 198 0.2+ 0.3- 191230 C23 0.1- 0.1+
191229 L54 0.2+ 0.2- 191230 198 0.2+ 0.3- 191230 204 0.1- 0.1+
191229 595 0.2+ 0.4+ 191230 198 0.1- 0.2+ 191230 C43 0.2+ 0.0
191229 L54 0.2- 0.6- 191230 033 0.4- 0.3- 191230 C23 0.3+ 0.0
191229 L54 0.1- 0.2+ 191230 033 0.4- 0.4- 191230 K38 0.2- 0.0
191229 595 0.3+ 0.6- 191230 033 0.1- 0.3- 191230 C23 0.1+ 0.2-
191229 595 0.1- 0.2- 191230 198 0.0 0.1+ 191230 C43 0.0 0.2+
191229 L54 0.2- 0.0 191230 587 0.0 0.0 191230 C23 0.2+ 0.3+
191229 595 0.2+ 0.2- 191230 587 0.1+ 0.1+ 191230 C43 0.1- 0.1+
191229 104 0.1+ 0.3- 191230 587 0.0 0.1+ 191230 K38 0.0 0.0
191229 L04 0.0 0.1+ 191230 K63 0.7+ 0.0 191230 C43 0.1- 0.2+
191229 104 0.1+ 0.1- 191230 C77 0.1+ 0.0 191230 C43 0.3- 0.2-
191229 L04 0.1+ 0.1+ 191230 C77 0.0 0.0 191230 C43 0.4- 0.2-
191229 L04 0.0 0.2+ 191230 C77 0.0 0.0 191230 K38 0.2- 0.2+
191229 104 0.1- 0.1+ 191230 K63 0.0 0.6+ 191230 C95 0.2+ 0.1+
191229 K88 0.1+ 0.2+ 191230 C77 0.1+ 0.0 191230 C95 0.2- 0.0
191229 K88 0.0 0.1+ 191230 K63 0.0 0.7+ 191230 C95 0.1- 0.1+
191229 K88 0.1- 0.2+ 191230 160 0.1- 0.0 191231 958 0.2- 0.0
191229 K88 0.0 0.1+ 191230 108 0.4- 0.7+ 191231 958 0.4+ 0.1+
191229 K88 0.2- 0.2+ 191230 160 0.1- 0.1+ 191231 958 0.5- 0.2-
191229 I89 0.2- 0.2- 191230 108 0.0 1.1+ 191231 958 0.0 0.1+
191229 I89 0.1- 0.1- 191230 108 0.7+ 1.1+
Ephemeris:
2019 YK4 a,e,i = 2.36, 0.66, 26 q = 0.7932
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2019 12 01 13 51 07.5 -76 34 25 0.2729 0.8735 58.2 106.5 21.2
...
2019 12 16 09 20 21.9 -56 15 01 0.1429 0.9871 87.0 84.7 19.0
...
2019 12 24 08 17 09.1 -18 26 14 0.1164 1.0584 127.4 47.6 17.5
...
2019 12 30 07 48 03.8 +10 44 36 0.1401 1.1147 158.3 19.0 17.2
2019 12 31 07 44 09.6 +14 26 45 0.1472 1.1243 162.1 15.6 17.2
2020 01 01 07 40 28.6 +17 47 48 0.1549 1.1339 165.4 12.6 17.3
...
2020 01 07 07 22 21.6 +31 54 32 0.2116 1.1923 170.1 8.1 17.9
...
2020 01 15 07 06 32.9 +41 05 48 0.3036 1.2712 158.7 16.3 19.1
...
2020 01 30 06 54 50.1 +47 05 11 0.5042 1.4200 142.9 24.7 20.7
A. U. Tomatic (C) Copyright 2019 MPC M.P.E.C. 2019-Y131
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