Night Report 2016-09-21

Observing: Joe Anderson & Lawrence Short

Support Team: Simon Prentice & Phil James

TAT: Lluís Galbany & Stefan Taubenberger

Start of night: UT 23:57 = LST 19:19

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Moon

Age: 20.62 days

Illumination: 63%

Rises: ~04:00

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Weather conditions

Start of night: Clear, seeing~0.9"

Middle of night: Clear, seeing~1.0"

End of night: Clear

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Calibrations

Daytime: EFOSC bias, spec arcs and flats

Evening: BR Flats (23:01)

Morning: EFOSC bias, spec arcs and flats

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All observations with EFOSC

00:05 Spec Std - LTT7379

00:25 Phot Std - marka

00:36 SN2015L (follow-up) g13 2700s

01:27 SN2015L (follow-up) g13 2700s

02:18 SN2015L (follow-up) g13 stopped due to power cut

02:35 Power cut

02:58 SN2015L (follow-up) g13 2700s

03:51 SN2016gkg (follow-up) g11+g16

04:35 SN2016gkg (follow-up) UBVRi

04:44 SN2016gkg (follow-up) g11+g16 -- skipped flats on repeat

05:17 Spec Std - Feige110

05:28 Phot Std - PG2336

05:42 ASASSN-15og (follow-up) BV

06:15 ASASSN-15og (follow-up) gri

06:58 ASASSN-15og (follow-up) g13

07:50 OGLE16dha classification attempted, can't differentiate anything from centre of galaxy

08:10 AT2016ggf classification attempted, nothing there

08:23 AT2016ggj classification ?

08:40 AT2016ggd (classification) -- SN Type II -- several weeks after explosion -- z~0.04

08:57 ATLAS16cjv (classification) -- SN Type Ia -- several weeks past max -- z~0.03

09:09 Phot std - PG0231

09:24 Spec std - L745a

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End of night: UT 09:13 = LST 04:36