MPEC 2017-E02 : 2017 DW108
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M.P.E.C. 2017-E02 Issued 2017 Mar. 1, 01:32 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
2017 DW108
Observations:
K17DA8W C2017 02 19.61177 10 26 45.804+21 04 26.69 20.7 iLEE002F51
K17DA8W* C2017 02 22.16257 10 16 07.15 +23 41 56.7 19.8 rREE002G45
K17DA8W C2017 02 22.16315 10 16 06.94 +23 41 58.4 19.6 rREE002G45
K17DA8W C2017 02 22.16794 10 16 05.42 +23 42 20.4 20.3 rREE002G45
K17DA8W C2017 02 22.16878 10 16 05.23 +23 42 23.8 20.4 rREE002G45
K17DA8W C2017 02 22.17286 10 16 03.95 +23 42 41.2 19.8 rREE002G45
K17DA8W C2017 02 22.17371 10 16 03.66 +23 42 45.0 20.6 rREE002G45
K17DA8W C2017 02 22.17779 10 16 02.41 +23 43 02.8 20.1 rREE002G45
K17DA8W C2017 02 22.17887 10 16 02.03 +23 43 07.2 20.0 rREE002G45
K17DA8W C2017 02 22.18862 10 15 59.05 +23 43 49.0 20.2 rREE002G45
K17DA8W C2017 02 23.38885 10 09 22.909+25 15 25.08 19.9 iLEE002F51
K17DA8W C2017 02 23.48328 10 08 46.768+25 23 09.71 19.7 iLEE002F51
K17DA8W C2017 02 23.51716 10 08 33.722+25 25 56.05 19.9 iLEE002F51
K17DA8W C2017 02 24.31589 10 03 21.53 +26 35 09.4 19.6 rREE002G45
K17DA8W C2017 02 24.31619 10 03 21.49 +26 35 11.7 19.6 rREE002G45
K17DA8W C2017 02 24.32044 10 03 19.56 +26 35 33.5 20.1 rREE002G45
K17DA8W C2017 02 24.32152 10 03 19.06 +26 35 39.5 20.2 rREE002G45
K17DA8W C2017 02 24.32601 10 03 17.08 +26 36 03.8 19.7 rREE002G45
K17DA8W C2017 02 24.32709 10 03 16.67 +26 36 09.7 20.2 rREE002G45
K17DA8W C2017 02 24.33263 10 03 14.19 +26 36 39.8 19.9 rREE002G45
K17DA8W KC2017 02 25.87191 09 50 59.79 +29 10 55.6 19.3 GUEE002J04
K17DA8W KC2017 02 25.87469 09 50 58.24 +29 11 14.2 19.5 GUEE002J04
K17DA8W KC2017 02 25.87748 09 50 56.67 +29 11 32.9 19.5 GUEE002J04
K17DA8W KC2017 02 25.93851 09 50 20.86 +29 18 11.0 qEE002I93
K17DA8W KC2017 02 25.95526 09 50 11.20 +29 20 03.0 19.6 VqEE002I93
K17DA8W KC2017 02 26.02367 09 49 31.10 +29 27 38.6 19.8 RqEE002A29
K17DA8W KC2017 02 26.03626 09 49 23.73 +29 29 01.8 qEE002A29
K17DA8W KC2017 02 26.04287 09 49 19.98 +29 29 47.2 19.5 RqEE002A29
K17DA8W KC2017 02 26.11847 09 48 36.07 +29 38 11.1 QEE002204
K17DA8W KC2017 02 26.12905 09 48 29.92 +29 39 22.0 QEE002204
K17DA8W KC2017 02 26.13967 09 48 23.73 +29 40 32.9 19.5 RQEE002204
K17DA8W C2017 02 26.61973 09 43 36.87 +30 37 06.3 20.0 RoEE002300
K17DA8W C2017 02 26.62437 09 43 33.73 +30 37 40.3 19.6 RoEE002300
K17DA8W C2017 02 26.62668 09 43 32.27 +30 37 56.4 19.7 RoEE002300
K17DA8W C2017 02 26.62899 09 43 30.76 +30 38 14.1 19.8 RoEE002300
K17DA8W KC2017 02 26.78321 09 41 55.26 +30 56 41.9 19.1 RtEE002104
K17DA8W KC2017 02 26.78700 09 41 52.73 +30 57 10.4 19.3 RtEE002104
K17DA8W KC2017 02 26.79078 09 41 50.31 +30 57 39.2 19.2 RtEE002104
K17DA8W KC2017 02 26.82812 09 41 25.43 +31 02 17.6 19.8 VqEE002C77
K17DA8W KC2017 02 26.83575 09 41 20.32 +31 03 15.2 19.4 VqEE002C77
K17DA8W KC2017 02 26.84341 09 41 15.13 +31 04 12.8 19.8 VqEE002C77
K17DA8W KC2017 02 26.89057 09 40 43.57 +31 10 06.4 19.8 VUEE002958
K17DA8W KC2017 02 26.89821 09 40 37.45 +31 11 00.9 19.7 VSEE002C47
K17DA8W KC2017 02 26.90224 09 40 35.58 +31 11 34.8 19.5 VUEE002958
K17DA8W KC2017 02 26.90309 09 40 34.12 +31 11 37.5 19.9 VSEE002C47
K17DA8W KC2017 02 26.90798 09 40 30.78 +31 12 14.0 19.7 VSEE002C47
K17DA8W KC2017 02 26.91286 09 40 27.43 +31 12 50.6 19.5 VSEE002C47
K17DA8W KC2017 02 26.91391 09 40 27.60 +31 13 02.9 19.2 VUEE002958
K17DA8W KC2017 02 26.91600 09 40 25.68 +31 13 18.2 19.8 VtEE002K33
K17DA8W KC2017 02 26.91774 09 40 24.09 +31 13 27.4 19.5 VSEE002C47
K17DA8W KC2017 02 26.91980 09 40 23.08 +31 13 46.1 19.5 VtEE002K33
K17DA8W KC2017 02 26.92461 09 40 19.76 +31 14 22.9 19.8 VtEE002K33
K17DA8W C2017 02 27.16420 09 37 37.70 +31 44 53.1 19.4 VqEE002I52
K17DA8W C2017 02 27.16461 09 37 37.42 +31 44 56.4 19.6 VqEE002I52
K17DA8W C2017 02 27.16502 09 37 37.13 +31 44 59.9 19.2 VqEE002I52
K17DA8W C2017 02 27.16544 09 37 36.83 +31 45 03.5 19.4 VqEE002I52
K17DA8W KC2017 02 27.22647 09 36 51.33 +31 52 56.0 19.4 RqEE002H36
K17DA8W KC2017 02 27.24381 09 36 38.55 +31 55 10.9 19.4 RqEE002H36
K17DA8W KC2017 02 27.26111 09 36 25.82 +31 57 25.7 19.5 RqEE002H36
K17DA8W KC2017 02 27.26975 09 36 19.43 +31 58 32.7 19.7 RqEE002H36
K17DA8W C2017 02 27.31484 09 35 50.122+32 04 42.54 19.7 wLEE002F51
K17DA8W C2017 02 27.33804 09 35 32.717+32 07 47.18 19.9 wLEE002F51
K17DA8W C2017 02 27.34957 09 35 24.029+32 09 18.86 19.8 wLEE002F51
Observer details:
104 San Marcello Pistoiese. Observers P. Bacci, M. Maestripieri, M. D. Grazia.
Measurers P. Bacci, L. Tesi, G. Fagioli. 0.60-m f/4 reflector + CCD.
204 Schiaparelli Observatory. Observer L. Buzzi. 0.60-m f/4.64 reflector
+ CCD.
300 Bisei Spaceguard Center--BATTeRS. Observers K. Nishiyama, A. Asami.
1.0-m f/3.0 reflector + CCD.
958 Observatoire de Dax. Observers P. Dupouy, J. B. de Vanssay. Measurer
P. Dupouy. 0.43-m f/2.7 reflector + CCD.
A29 Santa Maria a Monte. Observers M. Bachini, G. Succi, E. DAL Canto.
Measurers M. Bachini, G. Succi. 0.40-m f/5 reflector + 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 reflector + CCD.
F51 Pan-STARRS 1, Haleakala. Observers B. Gibson, T. Goggia, S. Kahale,
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.
G45 Space Surveillance Telescope, Atom Site. Observers M. Blythe, R. Brungard,
P. Festler, T. McVey, J. Paige, G. Spitz. Measurers M. Cornell, A. Klein,
J. Ruprecht, G. Ushomirsky, J. Varey, D. Woods. 3.5-m f/1 reflector + CCD.
H36 Sandlot Observatory, Scranton. Observer G. Hug. 0.56-m reflector + CCD.
I52 Steward Observatory, Mt. Lemmon Station. 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. 1.0-m reflector + CCD.
I93 St Pardon de Conques. Observer F. Losse. 0.40-m f/3.7 reflector + CCD.
J04 ESA Optical Ground Station, Tenerife. Observer P. Ruiz. Measurers
A. Knoefel, D. Koschny, M. Busch, M. Micheli, E. Schwab. 1.0-m f/4.4
reflector + CCD.
K33 San Defendente. Observer E. Viano. 0.28-m f/10 Schmidt-Cassegrain + CCD
+ f/3.3 focal reducer.
Orbital elements:
2017 DW108 Earth MOID = 0.0368 AU
Epoch 2017 Feb. 16.0 TT = JDT 2457800.5 MPC
M 343.47109 (2000.0) P Q
n 0.25948985 Peri. 184.90828 -0.09980713 +0.99429121
a 2.4343843 Node 79.36722 -0.91158939 -0.07617588
e 0.8108351 Incl. 2.20005 -0.39880236 -0.07471429
P 3.80 H 22.5 G 0.15 U 6
Residuals in seconds of arc
170219 F51 0.1+ 0.1+ 170225 J04 0.0 0.1- 170226 C47 0.1+ 0.0
170222 G45 0.2+ 0.1- 170225 J04 0.1- 0.2- 170226 958 0.6- 0.5+
170222 G45 0.2- 0.9- 170225 I93 0.2+ 0.1+ 170226 C47 0.2+ 0.0
170222 G45 0.7- 0.4+ 170225 I93 0.4- 0.2+ 170226 C47 0.4+ 0.1-
170222 G45 0.3+ 0.2+ 170226 A29 0.1- 0.8- 170226 C47 0.3+ 0.2-
170222 G45 0.2+ 0.1- 170226 A29 0.8- 1.5- 170226 958 0.3- 0.6+
170222 G45 0.2- 0.1+ 170226 A29 0.4+ 0.2- 170226 K33 0.3- 0.1-
170222 G45 0.1+ 0.3+ 170226 204 0.1- 0.1+ 170226 C47 0.5+ 0.0
170222 G45 0.5- 0.0 170226 204 0.2+ 0.2+ 170226 K33 0.1- 0.8-
170222 G45 0.4+ 0.3- 170226 204 0.2+ 0.1- 170226 K33 0.1- 0.1-
170223 F51 0.0 0.3- 170226 300 0.5+ 0.5- 170227 I52 0.0 0.7-
170223 F51 0.0 0.0 170226 300 0.9- 0.0 170227 I52 0.2+ 0.6-
170223 F51 0.0 0.1+ 170226 300 0.2- 0.5- 170227 I52 0.3+ 0.3-
170224 G45 0.2- 0.7+ 170226 300 0.2- 0.5+ 170227 I52 0.3+ 0.0
170224 G45 1.0+ 1.3+ 170226 104 0.5- 0.2- 170227 H36 0.1+ 0.1+
170224 G45 0.0 0.0 170226 104 0.8- 0.1- 170227 H36 0.4- 0.0
170224 G45 0.4- 0.1+ 170226 104 0.3+ 0.4+ 170227 H36 0.0 0.1+
170224 G45 0.6- 0.0 170226 C77 0.6- 0.1- 170227 H36 0.1- 0.1-
170224 G45 0.3+ 0.0 170226 C77 0.3- 0.2+ 170227 F51 0.0 0.2+
170224 G45 0.5- 0.0 170226 C77 0.7- 0.3+ 170227 F51 0.0 0.1+
170225 J04 0.2- 0.0 170226 958 0.5- 0.1+ 170227 F51 0.1+ 0.1+
Ephemeris:
2017 DW108 a,e,i = 2.43, 0.81, 2 q = 0.4605
Date TT R. A. (2000) Decl. Delta r Elong. Phase V
2017 01 30 10 53 31.1 +12 35 59 0.5705 1.5058 149.8 19.2 23.1
...
2017 02 14 10 41 03.8 +17 11 59 0.3265 1.3077 167.0 9.8 21.3
...
2017 02 22 10 16 53.6 +23 30 41 0.2118 1.1964 166.7 10.9 20.2
...
2017 02 28 09 26 56.5 +33 37 59 0.1371 1.1102 148.9 27.4 19.6
2017 03 01 09 11 25.5 +36 08 08 0.1263 1.0957 144.1 32.0 19.6
2017 03 02 08 51 56.5 +38 53 48 0.1163 1.0810 138.6 37.4 19.5
...
2017 03 08 04 33 56.7 +48 28 04 0.08573 0.9921 87.2 87.8 20.2
...
2017 03 16 00 58 17.7 +20 42 05 0.1448 0.8710 29.1 146.2 25.8
...
2017 03 31 23 58 11.3 +03 39 24 0.3615 0.6457 9.8 164.7 32.3
A. U. Tomatic (C) Copyright 2017 MPC M.P.E.C. 2017-E02
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