David's Astronomy Pages CCD Images - Session 790 (2020-06-08)

Images (S789)

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Images (S791)

Objects	Session Notes
NGC 6445 - Planetary Nebula (Herschel II-586) NGC 6544 - Globular Cluster (Herschel II-197) NGC 6583 - Open Cluster (Herschel VII-31)     Variable Stars (photometric monitoring) - R CrB, S Cyg, AM Her, U Her     Nearby Stars (astrometric monitoring) - 61 Cyg	- All Night Session (2.1 hours total).  - Main aims of the session was to test new ASCOM.DeviceHub under live session conditions and acquire images of selected southern targets.     - 12" LX200 + ST-10XME for imaging - TS 80mm APO + ZWO ASI178MC for guiding & imaging - Ambient Temperature: 2.5°C (min) - CCD Temperature:  -20°C  - Notes from 2020-06-08 >>

NGC 6445 - Planetary Nebula (Herschel II-586)

NGC 6445 / H II-586 (Sagittarius)

Annotated CCD Image (50% size, square root scale) 5 x 30s exposure (average combine), 3x3 binning, C Filter 2020-06-09 00:18 UT (#790060-64) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

NGC 6445 - Detail

CCD Image (150% size, square root scale, cropped) Image details as above

Negative CCD Image (150% size, square root scale, cropped) Image details as above

CCD Image (65% size, rotated, cropped) 5 x 45s exposure (average combine), 3x3 binning, S Filter 2020-06-09 00:23 UT (#790065-69) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

CCD Image (100% size, rotated, cropped) Image details as above

NGC 6445 - Earlier Image (2009)

CCD Image (35% size reduction) 7 x 20s sec exposure (average combine), 2x2 binning, C Filter 2009-07-02 23:10 h UT (#374023-29) 12" LX200R (at f/5.7) + ST-10XME [ Full Size Image ]

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NGC 6544 - Globular Cluster (Herschel II-197)

NGC 6544 / H II-197 (Sagittarius) Hidden Treasures catalog object 89 [ Globular Star Clusters ] [ Herschel 400 Objects ] [ Hidden Treasures ]

CCD Image (50% size, square root scale) 5 x 60s exposure (average combine), 3x3 binning, C Filter 2020-06-09 00:33 UT (#790072-76) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

NGC 6544 - Detail

CCD Image (100% size, square root scale, cropped) Image details as above

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NGC 6583 - Open Cluster (Herschel VII-31)

NGC 6583 / H VII-31 (Sagittarius)

CCD Image (70% size, linear scale) 6 x 30s exposure (average combine), 3x3 binning, C Filter 2020-06-09 00:44 UT (#790079-85) 12" LX200R (at f/10.4) + ST-10XME Auto-guided using TS 80mm APO, ZWO ASI178MC & PHD2

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