HET Night Report Reader

Civil Date	Ephemerides
2026-09-17	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	01:06	01:51	02:19	11:21	11:49	12:35	-	04:55
Night Length	9:02		Sunset Temperature

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

Overlaps		none

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
00:59	23.2	22.4	11:58	twilight	10:59
Total Time Open					10:59

Program	Night Priority	Science
02:19	Science
02:27	Idle due to weather (Clouds)
02:46	Science
04:15	Idle due to weather (Queue Gap)
04:42	Science
09:32	Idle due to weather (Waiting for next target track to start)
09:37	Science

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
01:34	02:06	0.40	0.61	-380	-219	22.3	22.8	22.6	124	8	First of Night
05:56	06:23	0.41	0.63	-400	+1637	17.7	18.7	19.1	125	5	Stack/Re-stack
11:52	11:58	0.57	0.85	-370	+2088	17.4	18.0	18.1	177	14	Post-Observing

Problem Reports					no PRs

Ops Comments	none

TO Comments	Calm and clear night.

RA Comments	none

Observations
File	Target/QID	Exp Start	Exposure	Overhead	Program	Instrument Configuration	Data Type	IQ	Dimm	SkySBrt	Skytrans	SNR	Comments	Charge
0001	LFC FCU	00:02	106.5			HPF	cal							Yes
0002	LFC Cal	00:04	106.5			HPF	cal							Yes
0003	LFC Cal	00:07	106.5			HPF	cal							Yes
0004	Etalon Cal	00:09	159.8			HPF	cal							Yes
0005	UNe Slave Cal	00:13	426			HPF	cal							Yes
lrs20000001_01	flat_Qth_R	00:15	15			LRS2	cal							Yes
lrs20000001_02	flat_Qth_R	00:16	15			LRS2	cal							Yes
lrs20000001_03	flat_Qth_R	00:18	15			LRS2	cal							Yes
lrs20000001_04	flat_Qth_R	00:19	15			LRS2	cal							Yes
lrs20000001_05	flat_Qth_R	00:20	15			LRS2	cal							Yes
0006	UNe Slave Cal	00:21	426			HPF	cal							Yes
lrs20000002_01	flat_ldls_long_B	00:21	20			LRS2	cal							Yes
lrs20000002_02	flat_ldls_long_B	00:23	20			LRS2	cal							Yes
lrs20000002_03	flat_ldls_long_B	00:24	20			LRS2	cal							Yes
lrs20000003_01	Cd-A_B	00:25	29			LRS2	cal							Yes
lrs20000003_02	Cd-A_B	00:27	29			LRS2	cal							Yes
lrs20000003_03	Cd-A_B	00:28	29			LRS2	cal							Yes
0007	UNe Slave Cal	00:29	426			HPF	cal							Yes
lrs20000004_01	FeAr_R	00:30	15			LRS2	cal							Yes
lrs20000004_02	FeAr_R	00:31	15			LRS2	cal							Yes
lrs20000004_03	FeAr_R	00:32	15			LRS2	cal							Yes
lrs20000005_01	Hg_R	00:33	20			LRS2	cal							Yes
lrs20000005_02	Hg_R	00:35	20			LRS2	cal							Yes
0008	UNe Slave Cal	00:36	426			HPF	cal							Yes
lrs20000005_03	Hg_R	00:36	20			LRS2	cal							Yes
lrs20000006_01	Hg_B	00:37	15			LRS2	cal							Yes
lrs20000006_02	Hg_B	00:39	15			LRS2	cal							Yes
lrs20000006_03	Hg_B	00:40	15			LRS2	cal							Yes
0009	UNe Slave Cal	00:44	426			HPF	cal							Yes
virus0000001_01	flat_ldls_long	00:46	15			VIRUS	cal							Yes
virus0000001_02	flat_ldls_long	00:48	15			VIRUS	cal							Yes
virus0000001_03	flat_ldls_long	00:49	15			VIRUS	cal							Yes
virus0000002_01	Cd-A	00:51	15			VIRUS	cal							Yes
0010	UNe Slave Cal	00:52	426			HPF	cal							Yes
virus0000002_02	Cd-A	00:52	15			VIRUS	cal							Yes
virus0000002_03	Cd-A	00:53	15			VIRUS	cal							Yes
virus0000003_01	Hg	00:55	15			VIRUS	cal							Yes
virus0000003_02	Hg	00:56	15			VIRUS	cal							Yes
virus0000003_03	Hg	00:58	15			VIRUS	cal							Yes
lrs20000007_01	skyflat	01:10	7			LRS2	cal							Yes
lrs20000008_01	skyflat	01:11	10			LRS2	cal							Yes
lrs20000009_01	skyflat	01:12	13			LRS2	cal							Yes
lrs20000010_01	skyflat	01:13	16			LRS2	cal							Yes
lrs20000011_01	skyflat	01:14	22			LRS2	cal							Yes
lrs20000012_01	skyflat	01:16	30			LRS2	cal							Yes
virus0000004_01	skyflat	01:19	7			VIRUS	cal							Yes
virus0000005_01	skyflat	01:21	10			VIRUS	cal							Yes
virus0000006_01	skyflat	01:22	14			VIRUS	cal							Yes
virus0000007_01	skyflat	01:23	18			VIRUS	cal							Yes
virus0000008_01	skyflat	01:25	26			VIRUS	cal							Yes
lrs20000013_01	bias	01:28	0			LRS2	cal							Yes
virus0000009_01	bias	01:28	0			VIRUS	cal							Yes
lrs20000013_02	bias	01:29	0			LRS2	cal							Yes
virus0000009_02	bias	01:29	0			VIRUS	cal							Yes
lrs20000013_03	bias	01:30	0			LRS2	cal							Yes
lrs20000013_04	bias	01:30	0			LRS2	cal							Yes
virus0000009_03	bias	01:30	0			VIRUS	cal							Yes
virus0000009_04	bias	01:31	0			VIRUS	cal							Yes
lrs20000013_05	bias	01:31	0			LRS2	cal							Yes
virus0000009_05	bias	01:32	0			VIRUS	cal							Yes
lrs20000013_06	bias	01:32	0			LRS2	cal							Yes
virus0000009_06	bias	01:33	0			VIRUS	cal							Yes
lrs20000013_07	bias	01:33	0			LRS2	cal							Yes
virus0000009_07	bias	01:33	0			VIRUS	cal							Yes
lrs20000013_08	bias	01:34	0			LRS2	cal							Yes
virus0000009_08	bias	01:34	0			VIRUS	cal							Yes
lrs20000013_09	bias	01:35	0			LRS2	cal							Yes
virus0000009_09	bias	01:35	0			VIRUS	cal							Yes
lrs20000013_10	bias	01:36	0			LRS2	cal							Yes
virus0000009_10	bias	01:36	0			VIRUS	cal							Yes
lrs20000013_11	bias	01:37	0			LRS2	cal							Yes
virus0000009_11	bias	01:37	0			VIRUS	cal							Yes
lrs20000014_01	dark	01:37	360			LRS2	cal							Yes
virus0000010_01	dark	01:38	360			VIRUS	cal							Yes
lrs20000014_02	dark	01:44	360			LRS2	cal							Yes
virus0000010_02	dark	01:45	360			VIRUS	cal							Yes
lrs20000014_03	dark	01:51	360			LRS2	cal							Yes
virus0000010_03	dark	01:52	360			VIRUS	cal							Yes
virus0000011_01	parallel	02:12	382.3			VIRUS	sci							Yes
0011	QID 1026	02:13	340.8	6.3	PSU26-3-012	HPF	sci	1.06	0.59	19.38	0.69	405		Yes
0012	HR8246_tell_std	02:25	117.2	7.0		HPF	telluric	1.19	0.56	19.95	0.79			Yes
0013	LFC Cal	02:32	106.5			HPF	cal							Yes
virus0000012_01	parallel	02:32	300			VIRUS	sci							Yes
lrs20000015_01	QID 1046	02:32	300	5.0	UT26-3-003	LRS2-R	sci	1.20	0.61	20.48	0.61		Clouds increasing, low transparency during LRS2-B exposure.	No
0014	LFC Cal	02:35	106.5			HPF	cal							Yes
0015	LFC Cal	02:41	106.5			HPF	cal							Yes
virus0000013_01	parallel	02:41	300			VIRUS	sci							Yes
lrs20000016_01	QID 1045	02:41	300	4.0	UT26-3-003	LRS2-B	sci	1.25	0.59	20.93	0.37			No
0016	LFC Cal	02:43	106.5			HPF	cal							Yes
0017	QID 795	02:52	617.7	5.7	UT26-3-001	HPF	sci	1.29	0.70	20.28	0.57	146		P4
virus0000014_01	parallel	02:52	1945.7			VIRUS	sci							Yes
0018	QID 795	03:03	617.7	1.7	UT26-3-001	HPF	sci	1.35	0.67	20.36	0.69	167		P4
0019	QID 795	03:14	617.7	0.7	UT26-3-001	HPF	sci	1.41	0.64	20.43	0.70	160		P4
virus0000015_01	parallel	03:33	1051			VIRUS	sci							Yes
0020	QID 791	03:34	308.9	8.9	UT26-3-001	HPF	sci	1.19	0.72	19.94	0.84	228		P4
0021	QID 791	03:39	308.9	-0.1	UT26-3-001	HPF	sci	1.16	0.68	19.98	0.78	219		P4
0022	QID 791	03:45	308.9	0.9	UT26-3-001	HPF	sci	1.13	0.61	20.05	0.70	193		P4
lrs20000017_01	WD2341+322_056_E	03:56	180	6.0		LRS2	spec	1.34	0.58	21.04	0.69			Yes
lrs20000018_01	WD2341+322_066_E	04:02	180	3.0		LRS2	spec	1.31	0.64	20.52	0.80			Yes
virus0000016_01	WD2341+322_034_E	04:10	60	5.0		VIRUS	spec	1.30	0.66	21.15	0.78			Yes
virus0000016_02	WD2341+322_034_E	04:12	60	1.0		VIRUS	spec	1.24	0.62	21.16	0.79			Yes
virus0000016_03	WD2341+322_034_E	04:14	60	1.0		VIRUS	spec	1.30	0.70	21.17	0.80			Yes
0023	LFC Cal	04:17	106.5			HPF	cal							Yes
0024	LFC Cal	04:19	106.5			HPF	cal							Yes
0025	LFC Cal	04:21	106.5			HPF	cal							Yes
0026	LFC Cal	04:23	106.5			HPF	cal							Yes
0027	LFC Cal	04:26	106.5			HPF	cal							Yes
0028	LFC Cal	04:34	106.5			HPF	cal							Yes
0029	LFC Cal	04:36	106.5			HPF	cal							Yes
0030	LFC Cal	04:50	106.5			HPF	cal							Yes
virus0000017_01	parallel	04:50	2400			VIRUS	sci							Yes
lrs20000019_01	QID 974	04:50	2400	8.0	PSU26-3-006	LRS2-B	sci	1.62	0.74	21.76	0.77			Yes
0031	LFC Cal	04:53	106.5			HPF	cal							Yes
0032	LFC Cal	04:55	106.5			HPF	cal							Yes
0033	QID 1077	05:39	969.1	8.8	UT26-3-012	HPF	sci	1.70	0.81	20.21	0.94	352		Yes
virus0000018_01	parallel	05:39	1000			VIRUS	sci							Yes
0034	LFC Cal	05:57	106.5			HPF	cal							Yes
0035	LFC Cal	06:32	106.5			HPF	cal							Yes
lrs20000020_01	parallel	06:32	480			LRS2	sci							Yes
virus0000019_01	QID 757	06:32	480	9.0	PSU26-3-011	VIRUS	sci	1.35	0.82	21.75	0.82			Yes
0036	LFC Cal	06:34	106.5			HPF	cal							Yes
0037	LFC Cal	06:37	106.5			HPF	cal							Yes
lrs20000020_02	parallel	06:41	480			LRS2	sci							Yes
virus0000019_02	QID 757	06:41	480	1.0	PSU26-3-011	VIRUS	sci	1.20	0.72	21.72	0.84			Yes
lrs20000020_03	parallel	06:50	480			LRS2	sci							Yes
virus0000019_03	QID 757	06:50	480	1.0	PSU26-3-011	VIRUS	sci	1.17	0.72	21.74	0.85			Yes
0038	QID 1039	07:05	617.7	7.7	UT26-3-001	HPF	sci	1.20	0.67	20.51	0.72	99		Yes
virus0000020_01	parallel	07:05	1945.7			VIRUS	sci							Yes
0039	QID 1039	07:16	617.7	0.7	UT26-3-001	HPF	sci	1.18	0.67	20.54	0.76	118		Yes
0040	QID 1039	07:28	617.7	0.7	UT26-3-001	HPF	sci	1.21	0.60	20.60	0.80	132		Yes
0041	QID 784	07:44	649.6	6.2	UT26-3-008	HPF	sci	1.27	0.80	20.53	0.88	426		Yes
virus0000021_01	parallel	07:44	2041.5			VIRUS	sci							Yes
0042	QID 784	07:56	649.6	1.2	UT26-3-008	HPF	sci	1.41	0.85	20.55	0.90	403		Yes
0043	QID 784	08:07	649.6	0.2	UT26-3-008	HPF	sci	1.48	0.99	20.61	0.84	347		Yes
0044	LFC Cal	08:20	106.5			HPF	cal							Yes
0045	LFC Cal	08:26	106.5			HPF	cal							Yes
virus0000022_01	parallel	08:26	300			VIRUS	sci							Yes
lrs20000021_01	QID 1046	08:26	300	8.0	UT26-3-003	LRS2-R	sci	1.61	0.90	21.12	0.90			Yes
0046	LFC Cal	08:28	106.5			HPF	cal							Yes
0047	LFC Cal	08:35	106.5			HPF	cal							Yes
virus0000023_01	parallel	08:35	300			VIRUS	sci							Yes
lrs20000022_01	QID 1045	08:35	300	4.0	UT26-3-003	LRS2-B	sci	1.69	1.01	21.97	0.83			Yes
0048	LFC Cal	08:38	106.5			HPF	cal							Yes
virus0000024_01	parallel	08:45	318.4			VIRUS	sci							Yes
0049	QID 1047	08:46	276.9	5.4	UT26-3-012	HPF	sci	1.59	1.00	20.18	1.00	466		Yes
0050	LFC Cal	08:51	106.5			HPF	cal							Yes
0051	QID 1044	08:56	330.2	6.5	PSU26-3-012	HPF	sci	1.50	0.84	20.12	0.90	288		Yes
virus0000025_01	parallel	08:56	2229.9			VIRUS	sci							Yes
0052	QID 1044	09:02	330.2	0.5	PSU26-3-012	HPF	sci	1.50	0.96	20.20	0.87	305		Yes
0053	QID 1044	09:08	330.2	0.5	PSU26-3-012	HPF	sci	1.55	1.01	20.24	0.86	313		Yes
0054	QID 1044	09:14	330.2	0.5	PSU26-3-012	HPF	sci	1.54	0.93	20.33	0.86	326		Yes
0055	QID 1044	09:21	330.2	0.5	PSU26-3-012	HPF	sci	1.53	0.87	20.35	0.87	344		Yes
0056	QID 1044	09:27	330.2	0.5	PSU26-3-012	HPF	sci	1.61	1.06	20.36	0.87	343		Yes
0057	LFC Cal	09:34	106.5			HPF	cal							Yes
0058	LFC Cal	09:46	106.5			HPF	cal							Yes
virus0000026_01	parallel	09:46	1800			VIRUS	sci							Yes
lrs20000023_01	QID 114	09:46	1800	9.0	UT26-3-013	LRS2-B	sci	1.54	0.91	21.94	0.80			Yes
0059	LFC Cal	09:48	106.5			HPF	cal							Yes
0060	LFC Cal	09:51	106.5			HPF	cal							Yes
virus0000027_01	parallel	10:19	900			VIRUS	sci							Yes
lrs20000024_01	QID 115	10:19	900	3.0	UT26-3-013	LRS2-R	sci	1.34	0.81	21.12	0.81			Yes
0061	LFC Cal	10:20	106.5			HPF	cal							Yes
0062	LFC Cal	10:22	106.5			HPF	cal							Yes
0063	LFC Cal	10:24	106.5			HPF	cal							Yes
0064	LFC Cal	10:39	106.5			HPF	cal							Yes
virus0000028_01	parallel	10:39	1800			VIRUS	sci							Yes
lrs20000025_01	QID 111	10:39	1800	5.0	UT26-3-015	LRS2-B	sci	1.46	0.66	21.93	0.86			Yes
0065	LFC Cal	10:41	106.5			HPF	cal							Yes
0066	LFC Cal	10:44	106.5			HPF	cal							Yes
virus0000029_01	parallel	11:16	2000			VIRUS	sci							Yes
0067	QID 809	11:17	969.1	7.8	PSU26-3-012	HPF	sci	1.44	1.01	20.09	0.90	173		Yes
0068	QID 809	11:34	969.1	0.8	PSU26-3-012	HPF	sci	1.47	0.62	19.11	0.89	202		Yes
0069	LFC Cal	11:52	106.5			HPF	cal							Yes
lrs20000026_01	bias	11:52	0			LRS2	cal							Yes
virus0000030_01	bias	11:53	0			VIRUS	cal							Yes
virus0000031_01	Cd-A	11:57	15		ENG26-3-002	VIRUS	cal							Yes
virus0000032_01	Hg	11:58	15		ENG26-3-002	VIRUS	cal							Yes
0070	Dark	12:07	319.5			HPF	cal							Yes
0071	Quartz FCU	12:18	74.5			HPF	cal							Yes
0072	Quartz FCU	12:20	74.5			HPF	cal							Yes
0073	Quartz FCU	12:22	74.5			HPF	cal							Yes
0074	Quartz FCU	12:24	74.5			HPF	cal							Yes
0075	Quartz FCU	12:25	74.5			HPF	cal							Yes
0076	Quartz FCU	12:27	74.5			HPF	cal							Yes
0077	Quartz FCU	12:29	74.5			HPF	cal							Yes
0078	Alpha Bright Cal	12:31	85.2			HPF	cal							Yes
0079	Alpha Bright Cal	12:33	85.2			HPF	cal							Yes
0080	Alpha Bright Cal	12:35	85.2			HPF	cal							Yes
0081	Alpha Bright Cal	12:37	85.2			HPF	cal							Yes
0082	LFC FCU	12:40	106.5			HPF	cal							Yes
0083	LFC FCU	12:42	106.5			HPF	cal							Yes
0084	LFC FCU	12:44	106.5			HPF	cal							Yes
0085	LFC FCU	12:47	106.5			HPF	cal							Yes
0086	LFC FCU	12:49	106.5			HPF	cal							Yes
0087	LFC FCU	12:51	106.5			HPF	cal							Yes
0088	LFC Cal	12:54	106.5			HPF	cal							Yes
0089	LFC Cal	12:57	106.5			HPF	cal							Yes
0090	Etalon Cal	13:04	159.8			HPF	cal							Yes
0091	Etalon Cal	13:07	159.8			HPF	cal							Yes
0092	Etalon Cal	13:11	159.8			HPF	cal							Yes
0093	Etalon Cal	13:14	159.8			HPF	cal							Yes
0094	UNe Slave Cal	13:17	426			HPF	cal							Yes
0095	UNe Slave Cal	13:25	426			HPF	cal							Yes
0096	UNe Slave Cal	13:33	426			HPF	cal							Yes
0097	UNe Slave Cal	13:41	426			HPF	cal							Yes
0098	UNe Slave Cal	13:48	426			HPF	cal							Yes
0099	UNe Slave Cal	13:56	426			HPF	cal							Yes
lrs20009900_01	bias	21:56	0			LRS2	cal							Yes
0050	LFC Cal	21:57	106.5			HPF	cal							Yes
virus0009900_01	flat_Qth	21:57	20			VIRUS	cal							Yes
virus0009901_01	bias	21:59	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	21:59	20			LRS2	cal							Yes
virus0009902_01	dark	22:01	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	22:02	29			LRS2	cal							Yes
lrs20009903_01	FeAr_R	22:03	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	22:05	15			LRS2	cal							Yes
0051	Dark	23:31	319.5			HPF	cal							Yes
0052	Quartz FCU	23:38	74.5			HPF	cal							Yes
0053	Quartz FCU	23:40	74.5			HPF	cal							Yes
0054	Quartz FCU	23:42	74.5			HPF	cal							Yes
0055	Quartz FCU	23:43	74.5			HPF	cal							Yes
0056	Quartz FCU	23:45	74.5			HPF	cal							Yes
0057	Quartz FCU	23:47	74.5			HPF	cal							Yes
0058	Quartz FCU	23:49	74.5			HPF	cal							Yes
0059	Alpha Bright Cal	23:51	85.2			HPF	cal							Yes
0060	Alpha Bright Cal	23:53	85.2			HPF	cal							Yes
0061	Alpha Bright Cal	23:55	85.2			HPF	cal							Yes
0062	Alpha Bright Cal	23:57	85.2			HPF	cal							Yes
0063	LFC FCU	23:59	106.5			HPF	cal							Yes

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