HET Night Report Reader

Civil Date	Ephemerides
2026-07-12	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	02:09	03:01	03:36	10:27	11:02	11:55	10:59	-
Night Length	6:51		Sunset Temperature

On-Duty Personnel
Resident Astronomer	Telescope Operator	OPS Engineer	Day Ops
Zach Vanderbosch	Cassie Crowe	-	-

Overlaps		none

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
02:09	19.6	19.1	05:58	dew point	03:49
Total Time Open					3:49

Program	Night Priority	Science
03:36	Science
04:48	Idle due to weather (Clouds, high humidity)

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
02:36	03:00	0.39	0.60	-393	+204	19.0	19.6	19.5	95	11	First of Night

Problem Reports					no PRs

Ops Comments	none

TO Comments	Increasing clouds until dew point closure.

RA Comments	none

Observations
File	Target/QID	Exp Start	Exposure	Overhead	Program	Instrument Configuration	Data Type	IQ	Dimm	SkySBrt	Skytrans	SNR	Comments	Charge
lrs20009913_01	Hg_B	00:00	15			LRS2	cal							Yes
0001	LFC Cal	00:15	106.5			HPF	cal							Yes
0002	Dark	00:23	319.5			HPF	cal							Yes
0003	Quartz FCU	00:29	74.5			HPF	cal							Yes
0004	Quartz FCU	00:31	74.5			HPF	cal							Yes
0005	Quartz FCU	00:33	74.5			HPF	cal							Yes
0006	Quartz FCU	00:35	74.5			HPF	cal							Yes
0007	Quartz FCU	00:37	74.5			HPF	cal							Yes
0008	Quartz FCU	00:38	74.5			HPF	cal							Yes
0009	Quartz FCU	00:40	74.5			HPF	cal							Yes
0010	Alpha Bright Cal	00:43	85.2			HPF	cal							Yes
0011	Alpha Bright Cal	00:45	85.2			HPF	cal							Yes
0012	Alpha Bright Cal	00:47	85.2			HPF	cal							Yes
0013	Alpha Bright Cal	00:48	85.2			HPF	cal							Yes
0014	LFC FCU	00:51	106.5			HPF	cal							Yes
0015	LFC FCU	00:53	106.5			HPF	cal							Yes
0016	LFC Cal	00:56	106.5			HPF	cal							Yes
0017	LFC Cal	00:58	106.5			HPF	cal							Yes
0018	Etalon Cal	01:01	159.8			HPF	cal							Yes
0019	UNe Slave Cal	01:05	426			HPF	cal							Yes
lrs20000001_01	flat_Qth_R	01:06	15			LRS2	cal							Yes
lrs20000001_02	flat_Qth_R	01:07	15			LRS2	cal							Yes
lrs20000001_03	flat_Qth_R	01:09	15			LRS2	cal							Yes
lrs20000001_04	flat_Qth_R	01:10	15			LRS2	cal							Yes
lrs20000001_05	flat_Qth_R	01:11	15			LRS2	cal							Yes
0020	UNe Slave Cal	01:12	426			HPF	cal							Yes
lrs20000002_01	flat_ldls_long_B	01:12	20			LRS2	cal							Yes
lrs20000002_02	flat_ldls_long_B	01:14	20			LRS2	cal							Yes
lrs20000002_03	flat_ldls_long_B	01:15	20			LRS2	cal							Yes
lrs20000003_01	Cd-A_B	01:16	29			LRS2	cal							Yes
lrs20000003_02	Cd-A_B	01:18	29			LRS2	cal							Yes
lrs20000003_03	Cd-A_B	01:19	29			LRS2	cal							Yes
0021	UNe Slave Cal	01:20	426			HPF	cal							Yes
lrs20000004_01	FeAr_R	01:21	15			LRS2	cal							Yes
lrs20000004_02	FeAr_R	01:22	15			LRS2	cal							Yes
lrs20000004_03	FeAr_R	01:23	15			LRS2	cal							Yes
lrs20000005_01	Hg_R	01:24	20			LRS2	cal							Yes
lrs20000005_02	Hg_R	01:26	20			LRS2	cal							Yes
lrs20000005_03	Hg_R	01:27	20			LRS2	cal							Yes
0022	UNe Slave Cal	01:28	426			HPF	cal							Yes
lrs20000006_01	Hg_B	01:28	15			LRS2	cal							Yes
lrs20000006_02	Hg_B	01:30	15			LRS2	cal							Yes
lrs20000006_03	Hg_B	01:31	15			LRS2	cal							Yes
lrs20000007_01	bias	01:32	0			LRS2	cal							Yes
virus0000001_01	bias	01:32	0			VIRUS	cal							Yes
lrs20000007_02	bias	01:33	0			LRS2	cal							Yes
virus0000001_02	bias	01:33	0			VIRUS	cal							Yes
lrs20000007_03	bias	01:34	0			LRS2	cal							Yes
virus0000001_03	bias	01:34	0			VIRUS	cal							Yes
lrs20000007_04	bias	01:35	0			LRS2	cal							Yes
virus0000001_04	bias	01:35	0			VIRUS	cal							Yes
0023	UNe Slave Cal	01:36	426			HPF	cal							Yes
lrs20000007_05	bias	01:36	0			LRS2	cal							Yes
virus0000001_05	bias	01:36	0			VIRUS	cal							Yes
lrs20000007_06	bias	01:36	0			LRS2	cal							Yes
virus0000001_06	bias	01:37	0			VIRUS	cal							Yes
lrs20000007_07	bias	01:37	0			LRS2	cal							Yes
virus0000001_07	bias	01:38	0			VIRUS	cal							Yes
lrs20000007_08	bias	01:38	0			LRS2	cal							Yes
virus0000001_08	bias	01:38	0			VIRUS	cal							Yes
lrs20000007_09	bias	01:39	0			LRS2	cal							Yes
virus0000001_09	bias	01:39	0			VIRUS	cal							Yes
lrs20000007_10	bias	01:40	0			LRS2	cal							Yes
virus0000001_10	bias	01:40	0			VIRUS	cal							Yes
lrs20000007_11	bias	01:41	0			LRS2	cal							Yes
virus0000001_11	bias	01:41	0			VIRUS	cal							Yes
lrs20000008_01	dark	01:41	360			LRS2	cal							Yes
virus0000002_01	dark	01:42	360			VIRUS	cal							Yes
0024	UNe Slave Cal	01:44	426			HPF	cal							Yes
lrs20000008_02	dark	01:48	360			LRS2	cal							Yes
virus0000002_02	dark	01:49	360			VIRUS	cal							Yes
lrs20000008_03	dark	01:55	360			LRS2	cal							Yes
virus0000002_03	dark	01:55	360			VIRUS	cal							Yes
lrs20000009_01	skyflat	02:14	7			LRS2	cal							Yes
lrs20000010_01	skyflat	02:15	10			LRS2	cal							Yes
lrs20000011_01	skyflat	02:16	13			LRS2	cal							Yes
lrs20000012_01	skyflat	02:17	16			LRS2	cal							Yes
lrs20000013_01	skyflat	02:19	22			LRS2	cal							Yes
lrs20000014_01	skyflat	02:20	30			LRS2	cal							Yes
virus0000003_01	skyflat	02:24	7			VIRUS	cal							Yes
virus0000004_01	skyflat	02:25	10			VIRUS	cal							Yes
virus0000005_01	skyflat	02:27	14			VIRUS	cal							Yes
virus0000006_01	skyflat	02:28	18			VIRUS	cal							Yes
virus0000007_01	skyflat	02:29	26			VIRUS	cal							Yes
virus0000008_01	flat_ldls_long	02:39	15			VIRUS	cal							Yes
virus0000008_02	flat_ldls_long	02:41	15			VIRUS	cal							Yes
virus0000008_03	flat_ldls_long	02:42	15			VIRUS	cal							Yes
virus0000009_01	Cd-A	02:43	15			VIRUS	cal							Yes
virus0000009_02	Cd-A	02:45	15			VIRUS	cal							Yes
virus0000009_03	Cd-A	02:46	15			VIRUS	cal							Yes
virus0000010_01	Hg	02:48	15			VIRUS	cal							Yes
virus0000010_02	Hg	02:49	15			VIRUS	cal							Yes
virus0000010_03	Hg	02:50	15			VIRUS	cal							Yes
0025	parallel	03:06	969.1	5.8	UT26-2-007	HPF	sci	1.33		19.92	0.72	20		Yes
virus0000011_01	parallel	03:06	2000			VIRUS	sci							Yes
0026	parallel	03:23	969.1	1.8	UT26-2-007	HPF	sci	1.37		20.26	0.70	16		Yes
virus0000012_01	HZ44_042_W	03:45	60	5.0		VIRUS	spec	1.47		22.00	0.79			Yes
virus0000012_02	HZ44_042_W	03:47	60	1.0		VIRUS	spec	1.46		21.97	0.79			Yes
virus0000012_03	HZ44_042_W	03:50	60	2.0		VIRUS	spec	1.34		21.97	0.80			Yes
lrs20000015_01	parallel	03:55	1000			LRS2	sci							Yes
virus0000013_01	parallel	03:55	1000	4.3	PSU26-2-003	VIRUS	sci	1.43		22.09	0.86			Yes
0027	LFC Cal	03:56	106.5			HPF	cal							Yes
0028	LFC Cal	03:58	106.5			HPF	cal							Yes
0029	LFC Cal	04:00	106.5			HPF	cal							Yes
lrs20000015_02	parallel	04:13	1000			LRS2	sci							Yes
virus0000013_02	parallel	04:13	1000	1.3	PSU26-2-003	VIRUS	sci	1.54		21.97	0.77			Yes
lrs20000015_03	parallel	04:31	1000			LRS2	sci							Yes
virus0000013_03	parallel	04:31	1000	1.3	PSU26-2-003	VIRUS	sci	1.56		21.93	0.63			Yes
virus0000014_01	parallel	05:19	1914.8			VIRUS	sci							Yes
0030	parallel	05:20	915.9	5.7	PSU26-2-007	HPF	sci	1.67		20.49	0.36	87	Clouds, low transparency.	No
0031	parallel	05:36	915.9	0.7	PSU26-2-007	HPF	sci	1.58		20.61	0.55	127		No
0032	LFC Cal	06:24	106.5			HPF	cal							Yes
0033	LFC Cal	06:26	106.5			HPF	cal							Yes
0034	LFC Cal	06:28	106.5			HPF	cal							Yes
0035	LFC Cal	07:38	106.5			HPF	cal							Yes
0036	LFC Cal	07:40	106.5			HPF	cal							Yes
0037	LFC Cal	07:43	106.5			HPF	cal							Yes
0038	LFC Cal	08:41	106.5			HPF	cal							Yes
0039	LFC Cal	08:43	106.5			HPF	cal							Yes
0040	LFC Cal	08:46	106.5			HPF	cal							Yes
0041	LFC Cal	09:15	106.5			HPF	cal							Yes
0042	LFC Cal	09:18	106.5			HPF	cal							Yes
0043	LFC Cal	09:20	106.5			HPF	cal							Yes
lrs20000016_01	bias	09:49	0			LRS2	cal							Yes
virus0000015_01	bias	09:50	0			VIRUS	cal							Yes
virus0000016_01	Cd-A	09:54	15		ENG26-2-002	VIRUS	cal							Yes
virus0000017_01	Hg	09:55	15		ENG26-2-002	VIRUS	cal							Yes
0044	Dark	10:03	319.5			HPF	cal							Yes
0045	Quartz FCU	10:15	74.5			HPF	cal							Yes
0046	Quartz FCU	10:16	74.5			HPF	cal							Yes
0047	Quartz FCU	10:18	74.5			HPF	cal							Yes
0048	Quartz FCU	10:20	74.5			HPF	cal							Yes
0049	Quartz FCU	10:22	74.5			HPF	cal							Yes
0050	Quartz FCU	10:24	74.5			HPF	cal							Yes
0051	Quartz FCU	10:25	74.5			HPF	cal							Yes
0052	Alpha Bright Cal	10:28	85.2			HPF	cal							Yes
0053	Alpha Bright Cal	10:30	85.2			HPF	cal							Yes
0054	Alpha Bright Cal	10:32	85.2			HPF	cal							Yes
0055	Alpha Bright Cal	10:34	85.2			HPF	cal							Yes
0056	LFC FCU	10:36	106.5			HPF	cal							Yes
0057	LFC FCU	10:39	106.5			HPF	cal							Yes
0058	LFC FCU	10:41	106.5			HPF	cal							Yes
0059	LFC FCU	10:43	106.5			HPF	cal							Yes
0060	LFC FCU	10:45	106.5			HPF	cal							Yes
0061	LFC FCU	10:48	106.5			HPF	cal							Yes
0062	LFC Cal	10:51	106.5			HPF	cal							Yes
0063	LFC Cal	10:53	106.5			HPF	cal							Yes
0064	Etalon Cal	11:01	159.8			HPF	cal							Yes
0065	Etalon Cal	11:04	159.8			HPF	cal							Yes
0066	Etalon Cal	11:07	159.8			HPF	cal							Yes
0067	Etalon Cal	11:10	159.8			HPF	cal							Yes
0068	UNe Slave Cal	11:14	426			HPF	cal							Yes
0069	UNe Slave Cal	11:22	426			HPF	cal							Yes
0070	UNe Slave Cal	11:29	426			HPF	cal							Yes
0071	UNe Slave Cal	11:37	426			HPF	cal							Yes
0072	UNe Slave Cal	11:45	426			HPF	cal							Yes
0073	UNe Slave Cal	11:53	426			HPF	cal							Yes
lrs20009909_01	bias	23:52	0			LRS2	cal							Yes
virus0009907_01	flat_Qth	23:53	20			VIRUS	cal							Yes
virus0009908_01	bias	23:54	0			VIRUS	cal							Yes
lrs20009910_01	flat_ldls_long_B	23:55	20			LRS2	cal							Yes
virus0009909_01	dark	23:56	15			VIRUS	cal							Yes
lrs20009911_01	Cd-A_B	23:57	29			LRS2	cal							Yes
lrs20009912_01	FeAr_R	23:59	15			LRS2	cal							Yes

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