HET Night Report Reader

Civil Date	Ephemerides
2026-06-13	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	02:07	03:01	03:37	10:15	10:51	11:45	11:06	-
Night Length	6:38		Sunset Temperature

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

Overlaps
TO Overlap	RA Overlap
Aiden Dillard	-

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
02:05	21.2	20.8	09:48	radar	07:43
Total Time Open					7:43

Program	Night Priority	Science
03:37	Science
09:47	Idle due to weather (cloudy)

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
02:39	03:10	0.43	0.64	-395	+157	21.6	21.0	21.0	171	10	First of Night

Problem Reports					no PRs

Ops Comments	none

TO Comments	Avoided cloud cover for most of night. Stable temperature.

RA Comments	none

Observations
File	Target/QID	Exp Start	Exposure	Overhead	Program	Instrument Configuration	Data Type	IQ	Dimm	SkySBrt	Skytrans	SNR	Comments	Charge
virus0009902_01	dark	00:01	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	00:02	29			LRS2	cal							Yes
lrs20009903_01	FeAr_R	00:03	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	00:04	15			LRS2	cal							Yes
0001	Dark	00:38	319.5			HPF	cal							Yes
0002	Quartz FCU	00:45	74.5			HPF	cal							Yes
0003	Quartz FCU	00:46	74.5			HPF	cal							Yes
0004	Quartz FCU	00:48	74.5			HPF	cal							Yes
0005	Quartz FCU	00:50	74.5			HPF	cal							Yes
0006	Quartz FCU	00:52	74.5			HPF	cal							Yes
0007	Quartz FCU	00:53	74.5			HPF	cal							Yes
0008	Quartz FCU	00:55	74.5			HPF	cal							Yes
0009	Alpha Bright Cal	00:58	85.2			HPF	cal							Yes
0010	Alpha Bright Cal	00:59	85.2			HPF	cal							Yes
0011	Alpha Bright Cal	01:01	85.2			HPF	cal							Yes
0012	Alpha Bright Cal	01:03	85.2			HPF	cal							Yes
0013	LFC FCU	01:06	106.5			HPF	cal							Yes
0014	LFC FCU	01:09	106.5			HPF	cal							Yes
0015	LFC Cal	01:12	106.5			HPF	cal							Yes
0016	LFC Cal	01:14	106.5			HPF	cal							Yes
0017	Etalon Cal	01:17	159.8			HPF	cal							Yes
lrs20000001_01	flat_Qth_R	01:19	15			LRS2	cal							Yes
0018	UNe Slave Cal	01:20	426			HPF	cal							Yes
lrs20000001_02	flat_Qth_R	01:20	15			LRS2	cal							Yes
lrs20000001_03	flat_Qth_R	01:22	15			LRS2	cal							Yes
lrs20000001_04	flat_Qth_R	01:23	15			LRS2	cal							Yes
lrs20000001_05	flat_Qth_R	01:24	15			LRS2	cal							Yes
lrs20000002_01	flat_ldls_long_B	01:25	20			LRS2	cal							Yes
lrs20000002_02	flat_ldls_long_B	01:27	20			LRS2	cal							Yes
0019	UNe Slave Cal	01:28	426			HPF	cal							Yes
lrs20000002_03	flat_ldls_long_B	01:28	20			LRS2	cal							Yes
lrs20000003_01	Cd-A_B	01:29	29			LRS2	cal							Yes
lrs20000003_02	Cd-A_B	01:31	29			LRS2	cal							Yes
lrs20000003_03	Cd-A_B	01:32	29			LRS2	cal							Yes
lrs20000004_01	FeAr_R	01:34	15			LRS2	cal							Yes
lrs20000004_02	FeAr_R	01:35	15			LRS2	cal							Yes
0020	UNe Slave Cal	01:36	426			HPF	cal							Yes
lrs20000004_03	FeAr_R	01:36	15			LRS2	cal							Yes
lrs20000005_01	Hg_R	01:37	20			LRS2	cal							Yes
lrs20000005_02	Hg_R	01:39	20			LRS2	cal							Yes
lrs20000005_03	Hg_R	01:40	20			LRS2	cal							Yes
lrs20000006_01	Hg_B	01:41	15			LRS2	cal							Yes
lrs20000006_02	Hg_B	01:42	15			LRS2	cal							Yes
0021	UNe Slave Cal	01:43	426			HPF	cal							Yes
lrs20000006_03	Hg_B	01:44	15			LRS2	cal							Yes
virus0000001_01	flat_ldls_long	01:50	15			VIRUS	cal							Yes
0022	UNe Slave Cal	01:51	426			HPF	cal							Yes
virus0000001_02	flat_ldls_long	01:52	15			VIRUS	cal							Yes
virus0000001_03	flat_ldls_long	01:53	15			VIRUS	cal							Yes
virus0000002_01	Cd-A	01:54	15			VIRUS	cal							Yes
virus0000002_02	Cd-A	01:56	15			VIRUS	cal							Yes
virus0000002_03	Cd-A	01:57	15			VIRUS	cal							Yes
0023	UNe Slave Cal	01:59	426			HPF	cal							Yes
virus0000003_01	Hg	01:59	15			VIRUS	cal							Yes
virus0000003_02	Hg	02:00	15			VIRUS	cal							Yes
virus0000003_03	Hg	02:01	15			VIRUS	cal							Yes
lrs20000007_01	skyflat	02:14	7			LRS2	cal							Yes
lrs20000008_01	skyflat	02:15	10			LRS2	cal							Yes
lrs20000009_01	skyflat	02:16	13			LRS2	cal							Yes
lrs20000010_01	skyflat	02:17	16			LRS2	cal							Yes
lrs20000011_01	skyflat	02:18	22			LRS2	cal							Yes
lrs20000012_01	skyflat	02:20	30			LRS2	cal							Yes
virus0000004_01	skyflat	02:24	7			VIRUS	cal							Yes
virus0000005_01	skyflat	02:25	10			VIRUS	cal							Yes
virus0000006_01	skyflat	02:27	14			VIRUS	cal							Yes
virus0000007_01	skyflat	02:28	18			VIRUS	cal							Yes
virus0000008_01	skyflat	02:30	26			VIRUS	cal							Yes
lrs20000013_01	bias	02:35	0			LRS2	cal							Yes
virus0000009_01	bias	02:35	0			VIRUS	cal							Yes
lrs20000013_02	bias	02:36	0			LRS2	cal							Yes
lrs20000013_03	bias	02:36	0			LRS2	cal							Yes
virus0000009_02	bias	02:36	0			VIRUS	cal							Yes
virus0000009_03	bias	02:37	0			VIRUS	cal							Yes
lrs20000013_04	bias	02:37	0			LRS2	cal							Yes
virus0000009_04	bias	02:37	0			VIRUS	cal							Yes
lrs20000013_05	bias	02:38	0			LRS2	cal							Yes
virus0000009_05	bias	02:38	0			VIRUS	cal							Yes
lrs20000013_06	bias	02:39	0			LRS2	cal							Yes
virus0000009_06	bias	02:39	0			VIRUS	cal							Yes
lrs20000013_07	bias	02:40	0			LRS2	cal							Yes
virus0000009_07	bias	02:40	0			VIRUS	cal							Yes
lrs20000013_08	bias	02:41	0			LRS2	cal							Yes
virus0000009_08	bias	02:41	0			VIRUS	cal							Yes
lrs20000013_09	bias	02:41	0			LRS2	cal							Yes
virus0000009_09	bias	02:42	0			VIRUS	cal							Yes
lrs20000013_10	bias	02:42	0			LRS2	cal							Yes
virus0000009_10	bias	02:43	0			VIRUS	cal							Yes
lrs20000013_11	bias	02:43	0			LRS2	cal							Yes
virus0000009_11	bias	02:44	0			VIRUS	cal							Yes
lrs20000014_01	dark	02:44	360			LRS2	cal							Yes
virus0000010_01	dark	02:44	360			VIRUS	cal							Yes
lrs20000014_02	dark	02:51	360			LRS2	cal							Yes
virus0000010_02	dark	02:51	360			VIRUS	cal							Yes
lrs20000014_03	dark	02:58	360			LRS2	cal							Yes
virus0000010_03	dark	02:58	360			VIRUS	cal							Yes
lrs20000015_01	P330E_056_E	03:14	180	2.0		LRS2	spec	1.84		21.35	0.45			Yes
lrs20000016_01	P330E_066_E	03:21	180	4.0		LRS2	spec	1.68		20.90	0.56			Yes
virus0000011_01	P330E_052_E	03:28	60	4.0		VIRUS	spec	1.79		21.90	0.60			Yes
virus0000011_02	P330E_052_E	03:31	60	2.0		VIRUS	spec	1.68		21.93	0.68			Yes
virus0000011_03	P330E_052_E	03:33	60	1.0		VIRUS	spec	1.70		21.95	0.70			Yes
lrs20000017_01	parallel	03:39	360			LRS2	sci							Yes
virus0000012_01	QID 983	03:39	360	5.0	UT26-2-016	VIRUS	sci	1.73		21.76	0.79			Yes
0024	LFC Cal	03:40	106.5			HPF	cal							Yes
0025	LFC Cal	03:42	106.5			HPF	cal							Yes
lrs20000017_02	parallel	03:47	360			LRS2	sci							Yes
virus0000012_02	QID 983	03:47	360	2.0	UT26-2-016	VIRUS	sci	1.91		21.76	0.79			Yes
lrs20000017_03	parallel	03:54	360			LRS2	sci							Yes
virus0000012_03	QID 983	03:54	360	1.0	UT26-2-016	VIRUS	sci	2.09		21.76	0.78			Yes
0026	LFC Cal	04:06	106.5			HPF	cal							Yes
virus0000013_01	parallel	04:06	1200			VIRUS	sci							Yes
lrs20000018_01	QID 470	04:06	1200	6.0	UT26-2-008	LRS2-B	sci	1.72		21.98	0.84			Yes
0027	LFC Cal	04:08	106.5			HPF	cal							Yes
0028	LFC Cal	04:11	106.5			HPF	cal							Yes
0029	LFC Cal	04:34	106.5			HPF	cal							Yes
virus0000014_01	parallel	04:34	3100			VIRUS	sci							Yes
lrs20000019_01	QID 1003	04:34	3100	7.3	UT26-2-002	LRS2-B	sci	1.53		21.86	0.94			Yes
0030	LFC Cal	04:36	106.5			HPF	cal							Yes
0031	LFC Cal	04:39	106.5			HPF	cal							Yes
0032	LFC Cal	05:34	106.5			HPF	cal							Yes
lrs20000020_01	parallel	05:34	1000			LRS2	sci							Yes
virus0000015_01	QID 223	05:34	1000	8.3	PSU26-2-003	VIRUS	sci	1.52		22.01	0.97			Yes
0033	LFC Cal	05:36	106.5			HPF	cal							Yes
0034	LFC Cal	05:38	106.5			HPF	cal							Yes
lrs20000020_02	parallel	05:51	1000			LRS2	sci							Yes
virus0000015_02	QID 223	05:51	1000	1.3	PSU26-2-003	VIRUS	sci	1.46		22.01	0.95			Yes
lrs20000020_03	parallel	06:09	1000			LRS2	sci							Yes
virus0000015_03	QID 223	06:09	1000	1.3	PSU26-2-003	VIRUS	sci	1.58		21.96	0.95			Yes
0035	LFC Cal	06:30	106.5			HPF	cal							Yes
lrs20000021_01	parallel	06:30	360			LRS2	sci							Yes
virus0000016_01	QID 985	06:30	360	4.0	UT26-2-016	VIRUS	sci	1.70		21.94	0.82			Yes
0036	LFC Cal	06:33	106.5			HPF	cal							Yes
lrs20000021_02	parallel	06:37	360			LRS2	sci							Yes
virus0000016_02	QID 985	06:37	360	1.0	UT26-2-016	VIRUS	sci	1.76		21.90	0.81			Yes
lrs20000021_03	parallel	06:45	360			LRS2	sci							Yes
virus0000016_03	QID 985	06:45	360	2.0	UT26-2-016	VIRUS	sci	1.78		21.88	0.82			Yes
0037	LFC Cal	06:59	106.5			HPF	cal							Yes
virus0000017_01	parallel	06:59	1500			VIRUS	sci							Yes
lrs20000022_01	QID 1009	06:59	1500	8.0	PSU26-2-004	LRS2-B	sci	1.50		21.75	0.70			Yes
0038	LFC Cal	07:01	106.5			HPF	cal							Yes
0039	LFC Cal	07:04	106.5			HPF	cal							Yes
lrs20000023_01	parallel	07:28	360			LRS2	sci							Yes
virus0000018_01	QID 997	07:28	360	4.0	UT26-2-016	VIRUS	sci	1.65		21.96	0.79			Yes
0040	LFC Cal	07:29	106.5			HPF	cal							Yes
0041	LFC Cal	07:31	106.5			HPF	cal							Yes
lrs20000023_02	parallel	07:36	360			LRS2	sci							Yes
virus0000018_02	QID 997	07:36	360	2.0	UT26-2-016	VIRUS	sci	1.64		21.98	0.78			Yes
lrs20000023_03	parallel	07:43	360			LRS2	sci							Yes
virus0000018_03	QID 997	07:43	360	1.0	UT26-2-016	VIRUS	sci	1.55		21.94	0.77			Yes
0042	LFC Cal	07:52	106.5			HPF	cal							Yes
lrs20000024_01	parallel	07:52	360			LRS2	sci							Yes
virus0000019_01	QID 999	07:52	360	3.0	UT26-2-016	VIRUS	sci	1.59		21.99	0.76			Yes
0043	LFC Cal	07:55	106.5			HPF	cal							Yes
lrs20000024_02	parallel	07:59	360			LRS2	sci							Yes
virus0000019_02	QID 999	07:59	360	1.0	UT26-2-016	VIRUS	sci	1.52		22.00	0.76			Yes
lrs20000024_03	parallel	08:07	360			LRS2	sci							Yes
virus0000019_03	QID 999	08:07	360	2.0	UT26-2-016	VIRUS	sci	1.52		21.93	0.75			Yes
0044	QID 1019	08:20	915.9	6.7	PSU26-2-007	HPF	sci	1.58		20.18	0.90	130		Yes
virus0000020_01	parallel	08:20	1914.8			VIRUS	sci							Yes
0045	QID 1019	08:36	915.9	1.7	PSU26-2-007	HPF	sci	1.61		20.08	0.97	117		Yes
0046	LFC Cal	09:01	106.5			HPF	cal							Yes
virus0000021_01	parallel	09:01	2800			VIRUS	sci							Yes
lrs20000025_01	QID 826	09:01	2800	8.3	PSU26-2-011	LRS2-B	sci	1.74		21.75	0.80		Transparency likely much lower due to losing the guide star occasionally with clouds (lowest measurements thus not included in average). Please review and reject if needed.	Yes
0047	LFC Cal	09:03	106.5			HPF	cal							Yes
0048	LFC Cal	09:05	106.5			HPF	cal							Yes
lrs20000026_01	bias	10:13	0			LRS2	cal							Yes
virus0000022_01	bias	10:14	0			VIRUS	cal							Yes
virus0000023_01	Cd-A	10:18	15		ENG26-2-002	VIRUS	cal							Yes
virus0000024_01	Hg	10:19	15		ENG26-2-002	VIRUS	cal							Yes
0049	Dark	10:27	319.5			HPF	cal							Yes
0050	Quartz FCU	10:39	74.5			HPF	cal							Yes
0051	Quartz FCU	10:41	74.5			HPF	cal							Yes
0052	Quartz FCU	10:42	74.5			HPF	cal							Yes
0053	Quartz FCU	10:44	74.5			HPF	cal							Yes
0054	Quartz FCU	10:46	74.5			HPF	cal							Yes
0055	Quartz FCU	10:48	74.5			HPF	cal							Yes
0056	Quartz FCU	10:50	74.5			HPF	cal							Yes
0057	Alpha Bright Cal	10:52	85.2			HPF	cal							Yes
0058	Alpha Bright Cal	10:54	85.2			HPF	cal							Yes
0059	Alpha Bright Cal	10:56	85.2			HPF	cal							Yes
0060	Alpha Bright Cal	10:58	85.2			HPF	cal							Yes
0061	LFC FCU	11:00	106.5			HPF	cal							Yes
0062	LFC FCU	11:03	106.5			HPF	cal							Yes
0063	LFC FCU	11:05	106.5			HPF	cal							Yes
0064	LFC FCU	11:07	106.5			HPF	cal							Yes
0065	LFC FCU	11:10	106.5			HPF	cal							Yes
0066	LFC FCU	11:12	106.5			HPF	cal							Yes
0067	LFC Cal	11:15	106.5			HPF	cal							Yes
0068	LFC Cal	11:17	106.5			HPF	cal							Yes
0069	Etalon Cal	11:25	159.8			HPF	cal							Yes
0070	Etalon Cal	11:28	159.8			HPF	cal							Yes
0071	Etalon Cal	11:31	159.8			HPF	cal							Yes
0072	Etalon Cal	11:34	159.8			HPF	cal							Yes
0073	UNe Slave Cal	11:38	426			HPF	cal							Yes
0074	UNe Slave Cal	11:46	426			HPF	cal							Yes
0075	UNe Slave Cal	11:54	426			HPF	cal							Yes
0076	UNe Slave Cal	12:01	426			HPF	cal							Yes
0077	UNe Slave Cal	12:09	426			HPF	cal							Yes
0078	UNe Slave Cal	12:17	426			HPF	cal							Yes
0053	LFC Cal	23:48	106.5			HPF	cal							Yes
0054	LFC Cal	23:52	106.5			HPF	cal							Yes
lrs20009900_01	bias	23:56	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	23:57	20			VIRUS	cal							Yes
virus0009901_01	bias	23:59	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	23:59	20			LRS2	cal							Yes

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