David's Astronomy Pages CCD Images - Session 972 (2022-02-15)

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Images (S973)

Objects	Session Notes
19P/Borrelly - Comet     HH And - Nearby Star (Ross 248)      Variable Stars (photometric monitoring) - None      Nearby Stars (astrometric monitoring) - None	- Early evening session (only 0.3 hours) - Session cut short by the rapid development of clouds     - 12" LX200 + ST-10XME for imaging - TS 80mm APO + ZWO ASI178MC for guiding & imaging - Ambient Temperature: 1°C (min) - CCD Temperature:  -20°C - Notes from 2022-02-15 >>    [ Local Files >> ]

19P/Borrelly - Comet

19P/Borrelly (passing through Aries) Sun Distance 1.32 AU (turning/receeding) Earth Distance 1.34 AU (200.3 million km) Poor quality image due uneven background and uneven transparency produced by passing cloud		19P/Borrelly - 2022-02-15, Detail Autoguided on offset star using PHD2 with Lock Shift set at the comet's rate of motion (Ra 100.87 arcsec/hr, Dec 98.31 arcsec/hr)
Annotated CCD Image (50% size, square root scale) 3 x 45s exposure (average combine), 3x3 binning, C Filter 2022-02-15 20:25 UT (#972012-14) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2		CCD Image (100% size, log scale, cropped) 3 x 45s exposure (average combine), 3x3 binning, C Filter 2022-02-15 20:25 UT (#972012-14) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2
Images of 19P/Borrelly on Comets 2022 Page >>

19P/Borrelly - False Colour Image(s)  Inverse Spectrum

19P/Borrelly - 2022-02-15

Poor quality image not shown here

False Colour CCD Image (70% size, log scale) 3 x 45s exposure (average combine), 3x3 binning, C Filter 2022-02-15 20:25 UT (#972012-14) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

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HH And - Nearby Star (Ross 248)

GCVS HH And (Andromeda) Alias: Ross 248 Nearby star with high proper motion

Annotated CCD Image (35% size, linear scale) 7 x 5s exposure (average combine), 2x2 binning, R Filter 2022-02-15 20:18 UT (#972003-09) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

GCVS HH And / Ross 248 - Detail

Annotated CCD Image (100% size, linear scale, cropped) Image details as above

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