103P/Hartley 2
Comet Date (UT) MM Mag Ref Aper Type x dia DC taildg tailpa Observer
IIIYYYYMnL YYYY MM DD.DD eM mm.m:r AAA.ATF/xxxx &dd.ddnDC &t.ttmANG ICQ XX*OBSxx
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103 2010 11 8.14 S 5.7 TK E 1 30 3 Timo Karhula
Comment: DC=3 with 8x40 binoculars. Perfect conditions. ZLM 7.0+, temperature
-10º.C. Site: Virsbo, Sweden.
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103 2010 11 6.14 S 5.9 TK 5 B 10 20 2/ Timo Karhula
Site: Virsbo, Sweden.
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103 2010 11 5.96 B 5.9 TK 2.1S 8 20 4 Johan Warell
Comments: Round diffuse coma, brighter center. Clear weather, no moonlight.
Temperature 0 C. ZLM 6.7. Site: Fiby Observatory, Vange, Uppsala, Sweden.
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103 2010 10 14.86 I 5.5 TK ---- 1 -- - Johan Warell
103 2010 10 14.86 B 5.5 TK 2.5S 8 20 5 Johan Warell
Comment: Round, diffuse comet with considerably brighter center. More condensed than
previously. Comet visible with the naked eye, slightly brighter than nearby (1 deg)
open cluster NGC 1528 and clearly brighter than M33. +3C. ZLM 6.7. Clear weather.
Site: Sövde, 30 km E of Malmö, Sweden.
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103 2010 10 10.85 B 6.0 TK 2.1S 8 25 4 Johan Warell
Comment: Round, very diffuse comet with brighter center. Central part 15 arcmin in
diam, extended outer part 25 arcmin in diam. Comet visible with the naked eye. +2C.
ZLM 6.7. Clear weather. Site: Fiby Observatory, Vänge, Uppsala, Sweden.
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103 2010 10 10.80 S 5.2 TK E 1 30 2 Timo Karhula
Comment: In 10x50B: m1=5.4, Dia.=25', DC=4/. A 9th magnitude stellar nucleus visible.
The coma towards PA 230 was more diffuse, maybe indicating a tail structure.
Very good conditions. ZLM=7.0+. Gegenschein visible. Site: Virsbo, Sweden.
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103 2010 10 02.85 S 7.3 TK 5.0S 4 7 20 4 Johan Warell
Comment: Round, very diffuse comet with slightly brighter center. +1C.
ZLM 6.7. Clear weather. Site: Fiby Observatory, Vänge, Uppsala, Sweden.
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103 2010 10 01.90 S 7.5 TK 5.0S 4 7 15 4 Johan Warell
Comment: Round, very diffuse comet with slightly brighter center. +3C.
ZLM 6.5. Clear weather. Site: Fiby Observatory, Vänge, Uppsala, Sweden.
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103 2010 9 30.82 S 7.9 TK 5 B 10 14 3 Timo Karhula
Comments: Site: Virsbo, Sweden.
IIIYYYYMnL YYYY MM DD.DD eM mm.m:r AAA.ATF/xxxx &dd.ddnDC &t.ttmANG ICQ XX*OBSxx f InT APERTURcamchip SFW C ## u.uu xx.x PIXELSIZE
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103 2010 09 03.92 C 12.7 KT 25.4T5 a400 1.2 Johan Warell I C 1.2 mSXVaEXV MIm 1 8*0.3 11.2 1.3s 1.3
Comments: Site: Fiby Observatory, Vänge, Uppsala, Sweden.
CCD-bild: 103P/Hartley 2, 100903,92 UT.
Magnitud i V-bandet 12,7, diameter 1,2 bågmin. Instrument: 25 cm f/5 SCT, SXV-H9 CCD, oifiltrerat ljus. Observatör: Johan Warell, Fiby.
Comet Date (UT) MM Mag Ref Aper Type x dia DC taildg tailpa Observer
IIIYYYYMnL YYYY MM DD.DD eM mm.m:r AAA.ATF/xxxx &dd.ddnDC &t.ttmANG ICQ XX*OBSxx
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103 2010 08 31.88 S 12.0:TK 15.0S 4 33 4 4 Johan Warell
Comments: Round, diffuse comet with slightly brighter center. Very faint. 3/8
Stratocumulus but clear at comet, +10C. 3rd qtr Moon low in ENE. ZLM 6.7.
Site: Sövde, 30 km E of Malmö, Sweden.
Comet Date (UT) MM Mag Ref Aper Type x dia DC taildg tailpa Observer
IIIYYYYMnL YYYY MM DD.DD eM mm.m:r AAA.ATF/xxxx &dd.ddnDC &t.ttmANG ICQ XX*OBSxx
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103 1998 03 01.85 S 11.9 HS 38 L 4 55 1.9 2 Johan Warell
Comments: Diffuse, round. Low altitude. Site: Sandvretens Astronomiska Observatorium, Sweden.
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103 1997 12 06.70 S 9.6 HS 44.5L 4 100 1.6 2 Timo Karhula
Comments: Nice fuzzball. First quarter moon interfered substantially. Site: Virsbo, Sweden.
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103 1997 10 05.75 S 13.0 HS 44.5L 4 100 0.8 2: Timo Karhula
Site: Virsbo, Sweden.