HET Night Report Reader

Civil Date	Ephemerides
2026-05-22	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	01:56	02:47	03:22	10:23	10:57	11:50	-	07:26
Night Length	7:01		Sunset Temperature

On-Duty Personnel
Resident Astronomer	Telescope Operator	OPS Engineer	Day Ops
Zach Vanderbosch	Aiden Dillard Justen Pautzke	-	-

Overlaps
TO Overlap	RA Overlap
Justen Pautzke	Sergey Rostopchin

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
01:48	20.7	18.4	02:42	radar	00:54
04:35	19.1	18.5	08:32	radar	03:57
09:13	17.6	17.6	09:48	radar	00:35
Total Time Open					5:26

Program	Night Priority	Science
03:22	Idle due to weather (Radar, clouds)
07:15	Science
08:06	Idle due to weather (Radar, clouds)
09:13	Science
09:42	Idle due to weather (Radar, clouds)

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
02:27	02:42										First of Night
↪ Comments			Approaching radar interrupted stack. Initially believed that the radar would travel more south of HET, allowing enough time to stack, but rather it started moving towards us.
04:40	05:06	0.52	0.81	-395	+1288	18.3	18.5	18.5	181	10	Stack/Re-stack

Problem Reports					no PRs

Ops Comments	none

TO Comments	none

RA Comments	none

Observations
File	Target/QID	Exp Start	Exposure	Overhead	Program	Instrument Configuration	Data Type	IQ	Dimm	SkySBrt	Skytrans	SNR	Comments	Charge
lrs20000016_03	dark	00:00	360			LRS2	cal							Yes
virus0000020_03	dark	00:01	360			VIRUS	cal							Yes
lrs20000001_01	skyflat	02:02	7			LRS2	cal							Yes
lrs20000002_01	skyflat	02:03	10			LRS2	cal							Yes
lrs20000003_01	skyflat	02:04	13			LRS2	cal							Yes
lrs20000004_01	skyflat	02:05	16			LRS2	cal							Yes
lrs20000005_01	skyflat	02:06	22			LRS2	cal							Yes
lrs20000006_01	skyflat	02:08	30			LRS2	cal							Yes
virus0000001_01	skyflat	02:11	7			VIRUS	cal							Yes
virus0000002_01	skyflat	02:13	10			VIRUS	cal							Yes
virus0000003_01	skyflat	02:14	14			VIRUS	cal							Yes
virus0000004_01	skyflat	02:15	18			VIRUS	cal							Yes
virus0000005_01	skyflat	02:17	26			VIRUS	cal							Yes
0001	LFC Cal	03:31	106.5			HPF	cal							Yes
0002	LFC Cal	03:34	106.5			HPF	cal							Yes
0003	LFC Cal	03:36	106.5			HPF	cal							Yes
0004	LFC Cal	04:17	106.5			HPF	cal							Yes
0005	LFC Cal	04:20	106.5			HPF	cal							Yes
0006	LFC Cal	04:22	106.5			HPF	cal							Yes
virus0000006_01	parallel	05:27	1321			VIRUS	sci							Yes
0007	QID 714	05:28	617.7	8.7	UT26-2-004	HPF	sci	2.62		19.00	0.38	51	Clouds, low transparency.	No
0008	QID 714	05:39	617.7	0.7	UT26-2-004	HPF	sci	2.80		19.03	0.42	48		No
0009	QID 899	05:58	308.9	9.9	UT26-2-004	HPF	sci	2.07		18.59	0.36	159	Clouds, low transparency.	No
virus0000007_01	parallel	05:58	2137			VIRUS	sci							Yes
0010	QID 899	06:04	308.9	-0.1	UT26-2-004	HPF	sci	2.09		18.56	0.34	174		No
0011	QID 899	06:10	308.9	0.9	UT26-2-004	HPF	sci	1.86		18.51	0.28	131		No
0012	QID 899	06:16	308.9	0.9	UT26-2-004	HPF	sci	1.63		18.74	0.43	141		No
0013	QID 899	06:21	308.9	0.9	UT26-2-004	HPF	sci	1.50		18.59	0.24	146		No
0014	QID 899	06:27	308.9	-0.1	UT26-2-004	HPF	sci	1.39		18.71	0.29	170		No
virus0000008_01	parallel	06:41	2047			VIRUS	sci							Yes
0015	QID 808	06:42	969.1	9.8	PSU26-2-015	HPF	sci	1.55		19.80	0.45	77	Clouds, low transparency during first exposure.	No
0016	QID 808	06:59	969.1	0.8	PSU26-2-015	HPF	sci	1.64		20.20	0.75	81		No
0017	LFC Cal	07:17	106.5			HPF	cal							Yes
0018	HR5238_tell_std	07:25	117.2	10.0		HPF	telluric	1.78		20.15	0.87			Yes
virus0000009_01	KF08T3_042_E	07:36	60	9.0		VIRUS	spec	1.88		22.02	0.65			Yes
virus0000009_02	KF08T3_042_E	07:38	60	1.0		VIRUS	spec	1.70		22.05	0.67			Yes
virus0000009_03	KF08T3_042_E	07:40	60	1.0		VIRUS	spec	1.55		22.09	0.69			Yes
lrs20000007_01	parallel	07:45	360			LRS2	sci							Yes
virus0000010_01	QID 561	07:45	360	4.0	UT26-2-016	VIRUS	sci	1.72		21.80	0.80			Yes
0019	LFC Cal	07:46	106.5			HPF	cal							Yes
0020	LFC Cal	07:48	106.5			HPF	cal							Yes
lrs20000007_02	parallel	07:53	360			LRS2	sci							Yes
virus0000010_02	QID 561	07:53	360	2.0	UT26-2-016	VIRUS	sci	1.74		21.81	0.82			Yes
lrs20000007_03	parallel	08:00	360			LRS2	sci							Yes
virus0000010_03	QID 561	08:00	360	1.0	UT26-2-016	VIRUS	sci	1.81		21.82	0.82			Yes
lrs20000008_01	parallel	08:09	360			LRS2	sci							Yes
virus0000011_01	QID 562	08:09	360	3.0	UT26-2-016	VIRUS	sci	2.18		21.79	0.89		Clouds, low transparency.	No
0021	LFC Cal	08:10	106.5			HPF	cal							Yes
0022	LFC Cal	08:12	106.5			HPF	cal							Yes
lrs20000008_02	parallel	08:16	360			LRS2	sci							Yes
virus0000011_02	QID 562	08:17	360	2.0	UT26-2-016	VIRUS	sci	1.78		21.67	0.13			No
lrs20000008_03	parallel	08:24	360			LRS2	sci							Yes
virus0000011_03	QID 562	08:24	360	1.0	UT26-2-016	VIRUS	sci	1.72		21.71	0.10			No
virus0000012_01	parallel	09:21	1200			VIRUS	sci							Yes
0023	LFC Cal	09:22	106.5			HPF	cal							Yes
lrs20000009_01	QID 654	09:22	1200	9.0	PSU26-2-004	LRS2-B	sci	2.24		21.59	0.72		Transparency probably lower than reported, might be close to or below 50%. Please check data quality and reject if needed.	No
0024	LFC Cal	09:24	106.5			HPF	cal							Yes
0025	LFC Cal	09:26	106.5			HPF	cal							Yes
0026	LFC Cal	10:03	106.5			HPF	cal							Yes
0027	LFC Cal	10:06	106.5			HPF	cal							Yes
0028	LFC Cal	10:08	106.5			HPF	cal							Yes
lrs20000010_01	bias	10:14	0			LRS2	cal							Yes
virus0000013_01	bias	10:14	0			VIRUS	cal							Yes
virus0000014_01	Cd-A	10:18	15		ENG26-2-002	VIRUS	cal							Yes
virus0000015_01	Hg	10:20	15		ENG26-2-002	VIRUS	cal							Yes
0029	Dark	10:27	319.5			HPF	cal							Yes
0030	Quartz FCU	10:39	74.5			HPF	cal							Yes
0031	Quartz FCU	10:41	74.5			HPF	cal							Yes
0032	Quartz FCU	10:42	74.5			HPF	cal							Yes
0033	Quartz FCU	10:44	74.5			HPF	cal							Yes
0034	Quartz FCU	10:46	74.5			HPF	cal							Yes
0035	Quartz FCU	10:48	74.5			HPF	cal							Yes
0036	Quartz FCU	10:50	74.5			HPF	cal							Yes
0037	Alpha Bright Cal	10:52	85.2			HPF	cal							Yes
0038	Alpha Bright Cal	10:54	85.2			HPF	cal							Yes
0039	Alpha Bright Cal	10:56	85.2			HPF	cal							Yes
0040	Alpha Bright Cal	10:58	85.2			HPF	cal							Yes
0041	LFC FCU	11:00	106.5			HPF	cal							Yes
0042	LFC FCU	11:03	106.5			HPF	cal							Yes
0043	LFC FCU	11:05	106.5			HPF	cal							Yes
0044	LFC FCU	11:07	106.5			HPF	cal							Yes
0045	LFC FCU	11:10	106.5			HPF	cal							Yes
0046	LFC FCU	11:12	106.5			HPF	cal							Yes
0047	LFC Cal	11:15	106.5			HPF	cal							Yes
0048	LFC Cal	11:17	106.5			HPF	cal							Yes
0049	Etalon Cal	11:25	159.8			HPF	cal							Yes
0050	Etalon Cal	11:28	159.8			HPF	cal							Yes
0051	Etalon Cal	11:31	159.8			HPF	cal							Yes
0052	Etalon Cal	11:35	159.8			HPF	cal							Yes
0053	UNe Slave Cal	11:38	426			HPF	cal							Yes
0054	UNe Slave Cal	11:46	426			HPF	cal							Yes
0055	UNe Slave Cal	11:54	426			HPF	cal							Yes
0056	UNe Slave Cal	12:01	426			HPF	cal							Yes
0057	UNe Slave Cal	12:09	426			HPF	cal							Yes
0058	UNe Slave Cal	12:17	426			HPF	cal							Yes
lrs20009900_01	bias	21:54	0			LRS2	cal							Yes
0058	LFC Cal	21:54	106.5			HPF	cal							Yes
virus0009900_01	flat_Qth	21:55	20			VIRUS	cal							Yes
virus0009901_01	bias	21:56	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	21:57	20			LRS2	cal							Yes
virus0009902_01	dark	21:58	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	21:59	29			LRS2	cal							Yes
lrs20009903_01	FeAr_R	22:01	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	22:02	15			LRS2	cal							Yes
0059	Dark	22:04	319.5			HPF	cal							Yes
0060	Quartz FCU	22:11	74.5			HPF	cal							Yes
0061	Quartz FCU	22:12	74.5			HPF	cal							Yes
0062	Quartz FCU	22:14	74.5			HPF	cal							Yes
0063	Quartz FCU	22:16	74.5			HPF	cal							Yes
0064	Quartz FCU	22:18	74.5			HPF	cal							Yes
0065	Quartz FCU	22:19	74.5			HPF	cal							Yes
0066	Quartz FCU	22:21	74.5			HPF	cal							Yes
0067	Alpha Bright Cal	22:24	85.2			HPF	cal							Yes
0068	Alpha Bright Cal	22:26	85.2			HPF	cal							Yes
0069	Alpha Bright Cal	22:28	85.2			HPF	cal							Yes
0070	Alpha Bright Cal	22:30	85.2			HPF	cal							Yes
0071	LFC FCU	22:32	106.5			HPF	cal							Yes
0072	LFC FCU	22:35	106.5			HPF	cal							Yes
0073	LFC Cal	22:37	106.5			HPF	cal							Yes
0074	LFC Cal	22:40	106.5			HPF	cal							Yes
0075	Etalon Cal	22:42	159.8			HPF	cal							Yes
0076	UNe Slave Cal	22:46	426			HPF	cal							Yes
lrs20000009_01	flat_Qth_R	22:53	15			LRS2	cal							Yes
0077	UNe Slave Cal	22:54	426			HPF	cal							Yes
lrs20000009_02	flat_Qth_R	22:54	15			LRS2	cal							Yes
lrs20000009_03	flat_Qth_R	22:56	15			LRS2	cal							Yes
lrs20000009_04	flat_Qth_R	22:57	15			LRS2	cal							Yes
lrs20000009_05	flat_Qth_R	22:58	15			LRS2	cal							Yes
lrs20000010_01	flat_ldls_long_B	22:59	20			LRS2	cal							Yes
lrs20000010_02	flat_ldls_long_B	23:01	20			LRS2	cal							Yes
0078	UNe Slave Cal	23:01	426			HPF	cal							Yes
lrs20000010_03	flat_ldls_long_B	23:02	20			LRS2	cal							Yes
lrs20000011_01	Cd-A_B	23:03	29			LRS2	cal							Yes
lrs20000011_02	Cd-A_B	23:05	29			LRS2	cal							Yes
lrs20000011_03	Cd-A_B	23:06	29			LRS2	cal							Yes
lrs20000012_01	FeAr_R	23:08	15			LRS2	cal							Yes
0079	UNe Slave Cal	23:09	426			HPF	cal							Yes
lrs20000012_02	FeAr_R	23:09	15			LRS2	cal							Yes
lrs20000012_03	FeAr_R	23:10	15			LRS2	cal							Yes
lrs20000013_01	Hg_R	23:12	20			LRS2	cal							Yes
lrs20000013_02	Hg_R	23:13	20			LRS2	cal							Yes
lrs20000013_03	Hg_R	23:14	20			LRS2	cal							Yes
lrs20000014_01	Hg_B	23:16	15			LRS2	cal							Yes
0080	UNe Slave Cal	23:17	426			HPF	cal							Yes
lrs20000014_02	Hg_B	23:17	15			LRS2	cal							Yes
lrs20000014_03	Hg_B	23:18	15			LRS2	cal							Yes
0081	UNe Slave Cal	23:25	426			HPF	cal							Yes
virus0000016_01	flat_ldls_long	23:25	15			VIRUS	cal							Yes
virus0000016_02	flat_ldls_long	23:26	15			VIRUS	cal							Yes
virus0000016_03	flat_ldls_long	23:27	15			VIRUS	cal							Yes
virus0000017_01	Cd-A	23:29	15			VIRUS	cal							Yes
virus0000017_02	Cd-A	23:30	15			VIRUS	cal							Yes
virus0000017_03	Cd-A	23:32	15			VIRUS	cal							Yes
virus0000018_01	Hg	23:33	15			VIRUS	cal							Yes
virus0000018_02	Hg	23:34	15			VIRUS	cal							Yes
virus0000018_03	Hg	23:36	15			VIRUS	cal							Yes
lrs20000015_01	bias	23:37	0			LRS2	cal							Yes
virus0000019_01	bias	23:37	0			VIRUS	cal							Yes
lrs20000015_02	bias	23:38	0			LRS2	cal							Yes
virus0000019_02	bias	23:38	0			VIRUS	cal							Yes
lrs20000015_03	bias	23:39	0			LRS2	cal							Yes
virus0000019_03	bias	23:39	0			VIRUS	cal							Yes
lrs20000015_04	bias	23:40	0			LRS2	cal							Yes
virus0000019_04	bias	23:40	0			VIRUS	cal							Yes
lrs20000015_05	bias	23:40	0			LRS2	cal							Yes
virus0000019_05	bias	23:41	0			VIRUS	cal							Yes
lrs20000015_06	bias	23:41	0			LRS2	cal							Yes
lrs20000015_07	bias	23:42	0			LRS2	cal							Yes
virus0000019_06	bias	23:42	0			VIRUS	cal							Yes
virus0000019_07	bias	23:43	0			VIRUS	cal							Yes
lrs20000015_08	bias	23:43	0			LRS2	cal							Yes
virus0000019_08	bias	23:43	0			VIRUS	cal							Yes
lrs20000015_09	bias	23:44	0			LRS2	cal							Yes
virus0000019_09	bias	23:44	0			VIRUS	cal							Yes
lrs20000015_10	bias	23:45	0			LRS2	cal							Yes
virus0000019_10	bias	23:45	0			VIRUS	cal							Yes
lrs20000015_11	bias	23:46	0			LRS2	cal							Yes
virus0000019_11	bias	23:46	0			VIRUS	cal							Yes
lrs20000016_01	dark	23:47	360			LRS2	cal							Yes
virus0000020_01	dark	23:47	360			VIRUS	cal							Yes
lrs20000016_02	dark	23:53	360			LRS2	cal							Yes
virus0000020_02	dark	23:54	360			VIRUS	cal							Yes

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