HET Night Report Reader

Civil Date	Ephemerides
2026-08-31	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	01:27	02:13	02:43	11:09	11:39	12:26	03:18	-
Night Length	8:26		Sunset Temperature

On-Duty Personnel
Resident Astronomer	Telescope Operator	OPS Engineer	Day Ops
Tyler Ryburn	Amy Westfall	-	-

Overlaps
TO Overlap	RA Overlap
Cassie Crowe	Justen Pautzke

Other Personnel	Herman Kriel, John Crump

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
04:45	19.8	17.6	02:48	engineering	22:03
Total Time Open					22:03

Program	Night Priority	Science
02:43	Idle due to weather (radar)
05:24	Science
05:37	Idle due to weather (bright sky)
05:42	Science
05:55	Idle due to weather (bright sky)
06:00	Science
06:14	Idle due to weather (bright sky, queue gap)
06:21	Science
06:41	Idle due to weather (bright sky, queue gap)
06:47	Science
07:47	Idle due to weather (concrete pour, ending night)

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
04:50	05:23	0.50	0.74	-425	+1512	19.8	18.5	18.2	151	11	First of Night

Problem Reports					no PRs

Ops Comments	none

TO Comments	Closed early for concrete pour.

RA Comments	none

Observations
File	Target/QID	Exp Start	Exposure	Overhead	Program	Instrument Configuration	Data Type	IQ	Dimm	SkySBrt	Skytrans	SNR	Comments	Charge
lrs20000027_03	dark	00:02	360			LRS2	cal							Yes
virus0000029_03	dark	00:03	360			VIRUS	cal							Yes
0001	LFC Cal	01:26	106.5			HPF	cal							Yes
0002	LFC Cal	01:28	106.5			HPF	cal							Yes
0003	LFC Cal	01:30	106.5			HPF	cal							Yes
lrs20000001_01	dark	02:09	1800		ENG26-3-002	LRS2	cal							Yes
lrs20000001_02	dark	02:40	1800		ENG26-3-002	LRS2	cal							Yes
lrs20000001_03	dark	03:11	1800		ENG26-3-002	LRS2	cal							Yes
0004	LFC Cal	03:42	106.5			HPF	cal							Yes
0005	LFC Cal	03:44	106.5			HPF	cal							Yes
0006	LFC Cal	03:47	106.5			HPF	cal							Yes
lrs20000002_01	WD2341+322_056_E	05:28	180	4.0		LRS2	spec	1.62		18.67	0.81			Yes
lrs20000003_01	WD2341+322_066_E	05:34	180	3.0		LRS2	spec	1.60		18.44	0.95			Yes
0007	HR8342_tell_std	05:49	330.2	7.5		HPF	telluric	1.81		19.10	0.83			Yes
virus0000001_01	HS2027+0651_034_W	06:06	120	6.0		VIRUS	spec	1.58		19.47	0.94			Yes
virus0000001_02	HS2027+0651_034_W	06:09	120	1.0		VIRUS	spec	1.58		19.54	0.92			Yes
virus0000001_03	HS2027+0651_034_W	06:12	120	1.0		VIRUS	spec	1.64		19.57	0.84			Yes
virus0000002_01	parallel	06:24	1000			VIRUS	sci							Yes
0008	QID 962	06:25	969.1	3.8	UT26-3-012	HPF	sci	1.61		19.42	0.97	395		P4
0009	LFC Cal	06:43	106.5			HPF	cal							Yes
virus0000003_01	parallel	06:53	3148			VIRUS	sci							Yes
0010	QID 106	06:54	756.1	6.4	UT26-3-004	HPF	sci	1.76		18.71	0.88	87		Yes
0011	QID 106	07:07	756.1	1.4	UT26-3-004	HPF	sci	1.75		18.65	0.98	99		Yes
0012	QID 106	07:21	756.1	0.4	UT26-3-004	HPF	sci	1.61		18.43	0.95	92		Yes
0013	QID 106	07:34	756.1	1.4	UT26-3-004	HPF	sci	1.54		18.36	1.04	67		Yes
lrs20000004_01	bias	07:52	0			LRS2	cal							Yes
virus0000004_01	bias	07:53	0			VIRUS	cal							Yes
virus0000005_01	Cd-A	07:57	15		ENG26-3-002	VIRUS	cal							Yes
virus0000006_01	Hg	07:58	15		ENG26-3-002	VIRUS	cal							Yes
0014	Dark	08:05	319.5			HPF	cal							Yes
0015	Quartz FCU	08:16	74.5			HPF	cal							Yes
0016	Quartz FCU	08:18	74.5			HPF	cal							Yes
0017	Quartz FCU	08:20	74.5			HPF	cal							Yes
0018	Quartz FCU	08:22	74.5			HPF	cal							Yes
0019	Quartz FCU	08:23	74.5			HPF	cal							Yes
0020	Quartz FCU	08:25	74.5			HPF	cal							Yes
0021	Quartz FCU	08:27	74.5			HPF	cal							Yes
0022	Alpha Bright Cal	08:29	85.2			HPF	cal							Yes
0023	Alpha Bright Cal	08:31	85.2			HPF	cal							Yes
0024	Alpha Bright Cal	08:33	85.2			HPF	cal							Yes
0025	Alpha Bright Cal	08:35	85.2			HPF	cal							Yes
0026	LFC FCU	08:38	106.5			HPF	cal							Yes
0027	LFC FCU	08:40	106.5			HPF	cal							Yes
0028	LFC FCU	08:42	106.5			HPF	cal							Yes
0029	LFC FCU	08:45	106.5			HPF	cal							Yes
0030	LFC FCU	08:47	106.5			HPF	cal							Yes
0031	LFC FCU	08:49	106.5			HPF	cal							Yes
0032	LFC Cal	08:52	106.5			HPF	cal							Yes
0033	LFC Cal	08:55	106.5			HPF	cal							Yes
0034	Etalon Cal	09:02	159.8			HPF	cal							Yes
0035	Etalon Cal	09:05	159.8			HPF	cal							Yes
0036	Etalon Cal	09:09	159.8			HPF	cal							Yes
0037	Etalon Cal	09:12	159.8			HPF	cal							Yes
0038	UNe Slave Cal	09:15	426			HPF	cal							Yes
0039	UNe Slave Cal	09:23	426			HPF	cal							Yes
0040	UNe Slave Cal	09:31	426			HPF	cal							Yes
0041	UNe Slave Cal	09:39	426			HPF	cal							Yes
0042	UNe Slave Cal	09:47	426			HPF	cal							Yes
0043	UNe Slave Cal	09:54	426			HPF	cal							Yes
0071	LFC Cal	21:47	106.5			HPF	cal							Yes
lrs20009900_01	bias	21:58	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	21:59	20			VIRUS	cal							Yes
virus0009901_01	bias	22:00	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	22:01	20			LRS2	cal							Yes
virus0009902_01	dark	22:02	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	22:03	29			LRS2	cal							Yes
lrs20009903_01	FeAr_R	22:05	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	22:06	15			LRS2	cal							Yes
0072	Dark	22:11	319.5			HPF	cal							Yes
0073	Quartz FCU	22:18	74.5			HPF	cal							Yes
0074	Quartz FCU	22:20	74.5			HPF	cal							Yes
0075	Quartz FCU	22:22	74.5			HPF	cal							Yes
0076	Quartz FCU	22:23	74.5			HPF	cal							Yes
0077	Quartz FCU	22:25	74.5			HPF	cal							Yes
0078	Quartz FCU	22:27	74.5			HPF	cal							Yes
0079	Quartz FCU	22:29	74.5			HPF	cal							Yes
0080	Alpha Bright Cal	22:31	85.2			HPF	cal							Yes
0081	Alpha Bright Cal	22:33	85.2			HPF	cal							Yes
0082	Alpha Bright Cal	22:35	85.2			HPF	cal							Yes
0083	Alpha Bright Cal	22:37	85.2			HPF	cal							Yes
0084	LFC FCU	22:40	106.5			HPF	cal							Yes
0085	LFC FCU	22:42	106.5			HPF	cal							Yes
0086	LFC Cal	22:45	106.5			HPF	cal							Yes
0087	LFC Cal	22:47	106.5			HPF	cal							Yes
0088	Etalon Cal	22:50	159.8			HPF	cal							Yes
0089	UNe Slave Cal	22:53	426			HPF	cal							Yes
lrs20000020_01	flat_Qth_R	22:55	15			LRS2	cal							Yes
lrs20000020_02	flat_Qth_R	22:56	15			LRS2	cal							Yes
lrs20000020_03	flat_Qth_R	22:58	15			LRS2	cal							Yes
lrs20000020_04	flat_Qth_R	22:59	15			LRS2	cal							Yes
lrs20000020_05	flat_Qth_R	23:00	15			LRS2	cal							Yes
0090	UNe Slave Cal	23:01	426			HPF	cal							Yes
lrs20000021_01	flat_ldls_long_B	23:01	20			LRS2	cal							Yes
lrs20000021_02	flat_ldls_long_B	23:03	20			LRS2	cal							Yes
lrs20000021_03	flat_ldls_long_B	23:04	20			LRS2	cal							Yes
lrs20000022_01	Cd-A_B	23:05	29			LRS2	cal							Yes
lrs20000022_02	Cd-A_B	23:07	29			LRS2	cal							Yes
lrs20000022_03	Cd-A_B	23:08	29			LRS2	cal							Yes
0091	UNe Slave Cal	23:09	426			HPF	cal							Yes
lrs20000023_01	FeAr_R	23:10	15			LRS2	cal							Yes
lrs20000023_02	FeAr_R	23:11	15			LRS2	cal							Yes
lrs20000023_03	FeAr_R	23:12	15			LRS2	cal							Yes
lrs20000024_01	Hg_R	23:13	20			LRS2	cal							Yes
lrs20000024_02	Hg_R	23:15	20			LRS2	cal							Yes
lrs20000024_03	Hg_R	23:16	20			LRS2	cal							Yes
0092	UNe Slave Cal	23:17	426			HPF	cal							Yes
lrs20000025_01	Hg_B	23:17	15			LRS2	cal							Yes
lrs20000025_02	Hg_B	23:19	15			LRS2	cal							Yes
lrs20000025_03	Hg_B	23:20	15			LRS2	cal							Yes
0093	UNe Slave Cal	23:24	426			HPF	cal							Yes
virus0000025_01	flat_ldls_long	23:26	15			VIRUS	cal							Yes
virus0000025_02	flat_ldls_long	23:28	15			VIRUS	cal							Yes
virus0000025_03	flat_ldls_long	23:29	15			VIRUS	cal							Yes
virus0000026_01	Cd-A	23:31	15			VIRUS	cal							Yes
0094	UNe Slave Cal	23:32	426			HPF	cal							Yes
virus0000026_02	Cd-A	23:32	15			VIRUS	cal							Yes
virus0000026_03	Cd-A	23:33	15			VIRUS	cal							Yes
virus0000027_01	Hg	23:35	15			VIRUS	cal							Yes
virus0000027_02	Hg	23:36	15			VIRUS	cal							Yes
virus0000027_03	Hg	23:38	15			VIRUS	cal							Yes
lrs20000026_01	bias	23:39	0			LRS2	cal							Yes
virus0000028_01	bias	23:39	0			VIRUS	cal							Yes
lrs20000026_02	bias	23:40	0			LRS2	cal							Yes
virus0000028_02	bias	23:40	0			VIRUS	cal							Yes
lrs20000026_03	bias	23:41	0			LRS2	cal							Yes
virus0000028_03	bias	23:41	0			VIRUS	cal							Yes
lrs20000026_04	bias	23:42	0			LRS2	cal							Yes
lrs20000026_05	bias	23:42	0			LRS2	cal							Yes
virus0000028_04	bias	23:42	0			VIRUS	cal							Yes
virus0000028_05	bias	23:43	0			VIRUS	cal							Yes
lrs20000026_06	bias	23:43	0			LRS2	cal							Yes
virus0000028_06	bias	23:44	0			VIRUS	cal							Yes
lrs20000026_07	bias	23:44	0			LRS2	cal							Yes
virus0000028_07	bias	23:44	0			VIRUS	cal							Yes
lrs20000026_08	bias	23:45	0			LRS2	cal							Yes
virus0000028_08	bias	23:45	0			VIRUS	cal							Yes
lrs20000026_09	bias	23:46	0			LRS2	cal							Yes
virus0000028_09	bias	23:46	0			VIRUS	cal							Yes
lrs20000026_10	bias	23:47	0			LRS2	cal							Yes
virus0000028_10	bias	23:47	0			VIRUS	cal							Yes
lrs20000026_11	bias	23:48	0			LRS2	cal							Yes
virus0000028_11	bias	23:48	0			VIRUS	cal							Yes
lrs20000027_01	dark	23:49	360			LRS2	cal							Yes
virus0000029_01	dark	23:49	360			VIRUS	cal							Yes
lrs20000027_02	dark	23:55	360			LRS2	cal							Yes
virus0000029_02	dark	23:56	360			VIRUS	cal							Yes

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