HET Night Report Reader

Civil Date	Ephemerides
2020-02-18	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	00:50	01:39	02:07	12:13	12:41	13:30	10:53	-
Night Length	10:06		Sunset Temperature

On-Duty Personnel
Resident Astronomer	Telescope Operator	OPS Engineer	Day Ops
Stephen Odewahn	Amy Westfall	-	-

Overlaps		none

Other Personnel	none

Guests	none

Open/Close Log							Did not open

Program	Night Priority	Science
02:07	Idle due to weather (heavy clouds, fog)

Stack Data													Did not stack

Problem Reports
PR Number	Times	Time Lost	Description	Response
5602	05:00-05:00	00:00	For most of the night the external temperature sensor was reading between 2 and 4 degrees lower than the external Mt. Locke temperature sensor.

Ops Comments	none

TO Comments	Fog rolled in as soon as the sun set, and the humidity and clouds never let up. Did not open. External temperature sensor reading low, but dome dehumidification in progress just to be safe. Switched AHU2 off/heater on at 06:00 local time.

RA Comments	Very cloudy with fog at sunset. Priority is sci and hi-pri eng. Unable to take L/V twilight flats.

Observations
File	Target/QID	Exp Start	Exposure	Overhead	Program	Instrument Configuration	Data Type	IQ	Dimm	SkySBrt	Skytrans	SNR	Comments	Charge
0001	UNe Slave Cal	00:02	852			HPF	cal							Yes
lrs20000001_01	flat_Qth_R	00:02	15			LRS2	cal							Yes
lrs20000001_02	flat_Qth_R	00:03	15			LRS2	cal							Yes
lrs20000001_03	flat_Qth_R	00:04	15			LRS2	cal							Yes
lrs20000001_04	flat_Qth_R	00:05	15			LRS2	cal							Yes
lrs20000001_05	flat_Qth_R	00:06	15			LRS2	cal							Yes
lrs20000002_01	flat_ldls_long_B	00:08	15			LRS2	cal							Yes
lrs20000002_02	flat_ldls_long_B	00:09	15			LRS2	cal							Yes
lrs20000002_03	flat_ldls_long_B	00:10	15			LRS2	cal							Yes
lrs20000003_01	Cd-A_B	00:12	38			LRS2	cal							Yes
lrs20000003_02	Cd-A_B	00:13	38			LRS2	cal							Yes
lrs20000003_03	Cd-A_B	00:15	38			LRS2	cal							Yes
lrs20000004_01	FeAr_R	00:17	15			LRS2	cal							Yes
lrs20000004_02	FeAr_R	00:18	15			LRS2	cal							Yes
lrs20000004_03	FeAr_R	00:19	15			LRS2	cal							Yes
lrs20000005_01	Hg_R	00:20	20			LRS2	cal							Yes
lrs20000005_02	Hg_R	00:22	20			LRS2	cal							Yes
lrs20000005_03	Hg_R	00:23	20			LRS2	cal							Yes
lrs20000006_01	Hg_B	00:24	15			LRS2	cal							Yes
lrs20000006_02	Hg_B	00:26	15			LRS2	cal							Yes
lrs20000006_03	Hg_B	00:27	15			LRS2	cal							Yes
lrs20000007_01	dark	00:29	360			LRS2	cal							Yes
virus0000001_01	dark	00:29	360			VIRUS	cal							Yes
lrs20000007_02	dark	00:36	360			LRS2	cal							Yes
virus0000001_02	dark	00:36	360			VIRUS	cal							Yes
lrs20000007_03	dark	00:42	360			LRS2	cal							Yes
virus0000001_03	dark	00:42	360			VIRUS	cal							Yes
lrs20000008_01	bias	01:06	0			LRS2	cal							Yes
virus0000002_01	bias	01:06	0			VIRUS	cal							Yes
lrs20000008_02	bias	01:07	0			LRS2	cal							Yes
virus0000002_02	bias	01:07	0			VIRUS	cal							Yes
lrs20000008_03	bias	01:07	0			LRS2	cal							Yes
virus0000002_03	bias	01:08	0			VIRUS	cal							Yes
lrs20000008_04	bias	01:08	0			LRS2	cal							Yes
virus0000002_04	bias	01:08	0			VIRUS	cal							Yes
lrs20000008_05	bias	01:09	0			LRS2	cal							Yes
virus0000002_05	bias	01:09	0			VIRUS	cal							Yes
lrs20000008_06	bias	01:10	0			LRS2	cal							Yes
virus0000002_06	bias	01:10	0			VIRUS	cal							Yes
lrs20000008_07	bias	01:10	0			LRS2	cal							Yes
virus0000002_07	bias	01:11	0			VIRUS	cal							Yes
lrs20000008_08	bias	01:11	0			LRS2	cal							Yes
virus0000002_08	bias	01:12	0			VIRUS	cal							Yes
lrs20000008_09	bias	01:12	0			LRS2	cal							Yes
virus0000002_09	bias	01:12	0			VIRUS	cal							Yes
lrs20000008_10	bias	01:13	0			LRS2	cal							Yes
virus0000002_10	bias	01:13	0			VIRUS	cal							Yes
lrs20000008_11	bias	01:14	0			LRS2	cal							Yes
virus0000002_11	bias	01:14	0			VIRUS	cal							Yes
virus0000003_01	Cd-A	01:27	15		ENG20-1-002	VIRUS	cal							Yes
virus0000004_01	Hg	01:35	15		ENG20-1-002	VIRUS	cal							Yes
virus0000005_01	bias	11:54	0			VIRUS	cal							Yes
virus0000006_01	Cd-A	11:58	15		ENG20-1-002	VIRUS	cal							Yes
virus0000007_01	Hg	12:06	15		ENG20-1-002	VIRUS	cal							Yes
virus0008060_01	flat_ldls_long	12:14	15			VIRUS	cal							Yes
virus0008061_01	bias	12:15	0			VIRUS	cal							Yes
0002	Dark	12:24	319.5			HPF	cal							Yes
0003	Quartz FCU	12:36	53.3			HPF	cal							Yes
0004	Quartz FCU	12:38	53.3			HPF	cal							Yes
0005	Quartz FCU	12:39	53.3			HPF	cal							Yes
0006	Quartz FCU	12:40	53.3			HPF	cal							Yes
0007	Quartz FCU	12:42	53.3			HPF	cal							Yes
0008	Quartz FCU	12:43	53.3			HPF	cal							Yes
0009	Quartz FCU	12:45	53.3			HPF	cal							Yes
0010	Quartz FCU	12:46	53.3			HPF	cal							Yes
0011	Alpha Bright Cal	12:48	85.2			HPF	cal							Yes
0012	Alpha Bright Cal	12:50	85.2			HPF	cal							Yes
0013	Alpha Bright Cal	12:52	85.2			HPF	cal							Yes
0014	Alpha Bright Cal	12:54	85.2			HPF	cal							Yes
0015	LFC FCU	12:57	106.5			HPF	cal							Yes
0016	LFC FCU	12:59	106.5			HPF	cal							Yes
0017	LFC FCU	13:01	106.5			HPF	cal							Yes
0018	LFC FCU	13:04	106.5			HPF	cal							Yes
0019	LFC FCU	13:06	106.5			HPF	cal							Yes
0020	LFC FCU	13:08	106.5			HPF	cal							Yes
0021	LFC Cal	13:12	106.5			HPF	cal							Yes
0022	LFC Cal	13:14	106.5			HPF	cal							Yes
0023	Etalon Cal	13:21	159.8			HPF	cal							Yes
0024	Etalon Cal	13:25	159.8			HPF	cal							Yes
0025	Etalon Cal	13:28	159.8			HPF	cal							Yes
0026	Etalon Cal	13:31	159.8			HPF	cal							Yes
0027	UNe Slave Cal	13:35	852			HPF	cal							Yes
0028	UNe Slave Cal	13:49	852			HPF	cal							Yes
0029	UNe Slave Cal	14:04	852			HPF	cal							Yes
lrs20009900_01	bias	22:12	0			LRS2	cal							Yes
virus0009900_01	bias	22:12	0			VIRUS	cal							Yes
virus0009901_01	flat_ldls_long	22:28	15			VIRUS	cal							Yes
virus0009902_01	Cd-A	22:29	15			VIRUS	cal							Yes
virus0009903_01	Hg	22:31	15			VIRUS	cal							Yes
lrs20009901_01	dark	22:33	300			LRS2	cal							Yes
lrs20009902_01	flat_Qth_R	22:39	15			LRS2	cal							Yes
lrs20009903_01	FeAr_R	22:40	15			LRS2	cal							Yes
0029	Dark	22:51	319.5			HPF	cal							Yes
0030	Quartz FCU	22:58	53.3			HPF	cal							Yes
0031	Quartz FCU	22:59	53.3			HPF	cal							Yes
0032	Quartz FCU	23:01	53.3			HPF	cal							Yes
0033	Quartz FCU	23:02	53.3			HPF	cal							Yes
0034	Quartz FCU	23:03	53.3			HPF	cal							Yes
0035	Quartz FCU	23:05	53.3			HPF	cal							Yes
0036	Quartz FCU	23:06	53.3			HPF	cal							Yes
0037	Quartz FCU	23:08	53.3			HPF	cal							Yes
0038	Alpha Bright Cal	23:10	85.2			HPF	cal							Yes
0039	Alpha Bright Cal	23:12	85.2			HPF	cal							Yes
0040	Alpha Bright Cal	23:14	85.2			HPF	cal							Yes
0041	Alpha Bright Cal	23:16	85.2			HPF	cal							Yes
0042	LFC FCU	23:18	106.5			HPF	cal							Yes
0043	LFC FCU	23:21	106.5			HPF	cal							Yes
0044	LFC Cal	23:24	106.5			HPF	cal							Yes
0045	LFC Cal	23:26	106.5			HPF	cal							Yes
0046	Etalon Cal	23:29	159.8			HPF	cal							Yes
0047	UNe Slave Cal	23:32	852			HPF	cal							Yes
virus0000018_01	flat_ldls_long	23:44	15			VIRUS	cal							Yes
virus0000018_02	flat_ldls_long	23:45	15			VIRUS	cal							Yes
virus0000018_03	flat_ldls_long	23:47	15			VIRUS	cal							Yes
0048	UNe Slave Cal	23:47	852			HPF	cal							Yes
virus0000019_01	Cd-A	23:48	15			VIRUS	cal							Yes
virus0000019_02	Cd-A	23:49	15			VIRUS	cal							Yes
virus0000019_03	Cd-A	23:51	15			VIRUS	cal							Yes
virus0000020_01	Hg	23:52	15			VIRUS	cal							Yes
virus0000020_02	Hg	23:53	15			VIRUS	cal							Yes
virus0000020_03	Hg	23:55	15			VIRUS	cal							Yes

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