Uploaded by

BAA Comet Section

Observer

dbartlett

Observed

2026 Sep 11 - 00:00

Uploaded

2026 Sep 15 - 18:52

Objects

10P Tempel

Planetarium overlay

Constellation

Piscis Austrinus

Field centre

RA: 22^h29^m
Dec: -35°14'
Position angle: +0°23'

Field size

3°25' × 1°59'

Full filename

10p/10p_20260911_dbartlett.png

Target name

10P Tempel

Title

_10P_Tempel_TandemRASA11s_asi6200mmP_asi6200mcP_67x180sec_20260911_001639_local_JuneLake_California_USA_DEBartlett 9th Magnitude Comet 10P/ Tempel Less than 17 degrees Off Artificial Horizon Sept 11 2026 ASTROBIN-Full Resolution, animation and other Goodies: https://app.astrobin.com/i/wyji88?r=0 Project Notes: Tempel2 imaged at less than 17 degrees off artificial horizon. Orbital trail still prominent. Faint twin dust tail,at 11 and 2 o'clock. Brightness measured at mag 8.9 Color calibration was performed with PixInsight's SpectrometricColorCalibration process using a white balance of the spectral class of our sun as reference. Observational details: Backyard setup 2xscopes Tandem: RASA11 D = 279mm; fl =620mm; F# 2.2 camera: asi6200mmP and asi6200mcP Seeing: 4/5 Transparency: 8/10 Observer: DEBartlett Location: June Lake, California, USA Image Info: (All images processed solely using PixInsight and Comet Photometry Tycho-Tracker) Resampled 2x2 Acquisition...............67x180sec total Resolution ............... 2.504 arcsec/px Rotation ................. 0.311 deg Field of view ............ 3d 12' 26.2" x 1d 59' 15.1" Image center ............. RA: 22 29 16.934 Dec: -35 14 08.45 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 09 11.28 C 8.9 AG 28.0T 2E760 5.3 ICQ XX BARaeI a180C 5.26mZCP IMX TYT 0 U9*0.25 8.7 2.5s 2.5 Location: June Lake Overlook (MPC U66); Comment: Comet Alt. 17.0 COD U66 OBS CATALOG: ATLAS2 - BAND: g (Sun Mag=-26.46) 10x10 20x20 30x30 40x40 50x50 60x60 RSR FC COD COMET UTC +/- +/- +/- +/- +/- +/- N FWHM CAT ------------ ------------------- ----- ----- ----- ----- ----- ----- ---- ---- --- 10P 11/09/2026 06:49:36 12.72 11.98 11.58 11.28 11.06 10.89 121.0 18.1 U66 10P 11/09/2026 06:49:36* 0.24 0.24 0.24 0.24 0.24 0.24 32 20.2 ATL AFRHO LOG COMET UTC DELTA r AP " MAG RSR CM +/- AFRHO OBS ------------ ------------------- ----- ----- ----- ----- --- ----- ---- ----- --- 10P 11/09/2026 06:49:36 0.53 1.48 52.23 11.03 121 552 251 2.742 U66