10p 20260809 dbartlett

Project Notes:
 

    From August 09.34 clearly showing the razor sharp orbital trail clearly present on individual subs. 
    Twin dust tail extending to the 2 o'clock pos. 
    Secondary broad dust trail not clearly seen 
    Measured brightness at 7.5 mag without suitable comp. stars. 

 

 
 

Observational details:
 

    Backyard setup 
    2xscopes Tandem: RASA11 D = 279mm; fl =620mm; F# 2.2 
    camera: asi6200mmP and asi6200mcP 
    Seeing: 3.5/5  
    Transparency: 7.5/10Observer: DEBartlett 
    Location: June Lake, California, USA 

 

 
 

Image Info:
 

(All images processed solely using PixInsight and Comet Photometry Tycho-Tracker)
 

    Resampled 2x2 
    Acquisition...............34x240sec total 
    Resolution ............... 2.504 arcsec/px 
    Rotation ................. -2.312 deg 
    Field of view ............ 3d 11' 21.6" x 1d 50' 31.0" 
    Image center ............. RA: 21 59 36.739 Dec: -27 45 37.8 

 

 
 

10P (Tempel 2)
 

ICQ line:
 

IIIYYYYMnL YYYY MM DD.DD eM/mm.m:r AAA.ATF/xxxx /dd.ddnDC /t.ttmANG ICQ XX*OBSxxf InT APERTURcamchip SFW C ## u.uu xx.x PIXELSIZE
 

 10 2026 08 09.34 C 7.5 AR 28.0T 2E 40 7.4 72.8m304 ICQ XX BARaeI a240C 7.43mZCP IMX TYT 0 U9*0.09 9.7 2.5s 2.5 Location: June Lake Overlook (MPC U66); Comment: Comet Alt. 23.9
 

 
 

COD U66
 

OBS
 

CATALOG: ATLAS2 - BAND: r (Sun Mag=-26.93)
 

 
 

 10x10 20x20 30x30 40x40 50x50 60x60 RSR FC COD
 

COMET UTC +/- +/- +/- +/- +/- +/- N FWHM CAT
 

------------ ------------------- ----- ----- ----- ----- ----- ----- ---- ---- ---
 

10P 09/08/2026 08:09:10 10.98 10.32 9.99 9.75 9.57 9.43 181.5 17.9 U66
 

10P 09/08/2026 08:09:10* 0.09 0.09 0.09 0.09 0.09 0.09 21 18.3 ATL
 

 
 

 AFRHO LOG
 

COMET UTC DELTA r AP " MAG RSR CM +/- AFRHO OBS
 

------------ ------------------- ----- ----- ----- ----- --- ----- ---- ----- ---
 

10P 09/08/2026 08:09:10 0.42 1.42 66.13 9.35 181 961 157 2.983 U66
 
   
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