HET Night Report Reader

Civil Date	Ephemerides
2025-11-18	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	00:04	00:52	01:21	12:02	12:31	13:19	12:51	22:56
Night Length	10:41		Sunset Temperature

On-Duty Personnel
Resident Astronomer	Telescope Operator
Zach Vanderbosch	Cassie Crowe

Overlaps
TO Overlap	RA Overlap
Amy Westfall	-

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
00:01	16.4	14.3	08:01	clouds	08:00
09:30	13.3	13.9	12:07	engineering	02:37
Total Time Open					10:37

Program	Night Priority	Science
01:21	Idle due to weather (Clouds)
09:34	Science
10:23	Engineering (Cals for Early EON)
10:46	Science
11:17	Idle due to weather (Clouds)

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
00:31	01:02	0.48	0.74	-40	-3209	15.9	14.6	14.5	169	10	First of Night
11:56	12:04	0.83	1.34	-130	-2079	11.9	12.4	12.4	314	14	Post-Observing

Problem Reports					no PRs

TO Comments	Clouds most of the 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	UNe Slave Cal	00:03	426			HPF	cal							Yes
lrs20000001_01	skyflat	00:09	7			LRS2	cal							Yes
lrs20000002_01	skyflat	00:10	10			LRS2	cal							Yes
0002	UNe Slave Cal	00:11	426			HPF	cal							Yes
lrs20000003_01	skyflat	00:11	13			LRS2	cal							Yes
lrs20000004_01	skyflat	00:12	16			LRS2	cal							Yes
lrs20000005_01	skyflat	00:13	22			LRS2	cal							Yes
lrs20000006_01	skyflat	00:14	30			LRS2	cal							Yes
virus0000001_01	skyflat	00:18	7			VIRUS	cal							Yes
0003	UNe Slave Cal	00:19	426			HPF	cal							Yes
virus0000002_01	skyflat	00:19	10			VIRUS	cal							Yes
virus0000003_01	skyflat	00:20	14			VIRUS	cal							Yes
virus0000004_01	skyflat	00:22	18			VIRUS	cal							Yes
virus0000005_01	skyflat	00:23	26			VIRUS	cal							Yes
lrs20000007_01	flat_Qth_R	00:29	15			LRS2	cal							Yes
lrs20000007_02	flat_Qth_R	00:30	15			LRS2	cal							Yes
lrs20000007_03	flat_Qth_R	00:31	15			LRS2	cal							Yes
lrs20000007_04	flat_Qth_R	00:32	15			LRS2	cal							Yes
lrs20000007_05	flat_Qth_R	00:34	15			LRS2	cal							Yes
lrs20000008_01	flat_ldls_long_B	00:35	20			LRS2	cal							Yes
lrs20000008_02	flat_ldls_long_B	00:36	20			LRS2	cal							Yes
lrs20000008_03	flat_ldls_long_B	00:37	20			LRS2	cal							Yes
lrs20000009_01	Cd-A_B	00:39	29			LRS2	cal							Yes
lrs20000009_02	Cd-A_B	00:40	29			LRS2	cal							Yes
lrs20000009_03	Cd-A_B	00:42	29			LRS2	cal							Yes
lrs20000010_01	FeAr_R	00:43	15			LRS2	cal							Yes
lrs20000010_02	FeAr_R	00:44	15			LRS2	cal							Yes
lrs20000010_03	FeAr_R	00:46	15			LRS2	cal							Yes
lrs20000011_01	Hg_R	00:47	20			LRS2	cal							Yes
lrs20000011_02	Hg_R	00:48	20			LRS2	cal							Yes
lrs20000011_03	Hg_R	00:50	20			LRS2	cal							Yes
lrs20000012_01	Hg_B	00:51	15			LRS2	cal							Yes
lrs20000012_02	Hg_B	00:52	15			LRS2	cal							Yes
lrs20000012_03	Hg_B	00:53	15			LRS2	cal							Yes
lrs20000013_01	bias	00:56	0			LRS2	cal							Yes
virus0000006_01	bias	00:56	0			VIRUS	cal							Yes
lrs20000013_02	bias	00:57	0			LRS2	cal							Yes
virus0000006_02	bias	00:57	0			VIRUS	cal							Yes
lrs20000013_03	bias	00:57	0			LRS2	cal							Yes
virus0000006_03	bias	00:58	0			VIRUS	cal							Yes
lrs20000013_04	bias	00:58	0			LRS2	cal							Yes
virus0000006_04	bias	00:59	0			VIRUS	cal							Yes
lrs20000013_05	bias	00:59	0			LRS2	cal							Yes
virus0000006_05	bias	00:59	0			VIRUS	cal							Yes
lrs20000013_06	bias	01:00	0			LRS2	cal							Yes
virus0000006_06	bias	01:00	0			VIRUS	cal							Yes
lrs20000013_07	bias	01:01	0			LRS2	cal							Yes
virus0000006_07	bias	01:01	0			VIRUS	cal							Yes
lrs20000013_08	bias	01:02	0			LRS2	cal							Yes
virus0000006_08	bias	01:02	0			VIRUS	cal							Yes
lrs20000013_09	bias	01:03	0			LRS2	cal							Yes
lrs20000013_10	bias	01:03	0			LRS2	cal							Yes
virus0000006_09	bias	01:03	0			VIRUS	cal							Yes
virus0000006_10	bias	01:04	0			VIRUS	cal							Yes
lrs20000013_11	bias	01:04	0			LRS2	cal							Yes
virus0000006_11	bias	01:05	0			VIRUS	cal							Yes
0004	LFC Cal	01:13	106.5			HPF	cal							Yes
0005	parallel	01:16	617.7	8.7	UT25-3-019	HPF	sci	1.41		20.03	0.05	10	Clouds, low transparency. Aborted remaining exposures after guide stars lost.	No
virus0000007_01	parallel	01:16	1984			VIRUS	sci							Yes
0006	LFC Cal	01:28	106.5			HPF	cal							Yes
0007	LFC Cal	01:34	106.5			HPF	cal							Yes
virus0000008_01	parallel	01:36	1984			VIRUS	sci							Yes
0008	parallel	01:37	617.7	10.7	UT25-3-019	HPF	sci	1.50		20.07	0.05	7	Clouds, low transparency.	No
0009	parallel	01:48	617.7	0.7	UT25-3-019	HPF	sci	1.45		20.02	0.10	12		No
0010	parallel	01:59	617.7	0.7	UT25-3-019	HPF	sci	1.51		20.00	0.20	17		No
0011	LFC Cal	02:11	106.5			HPF	cal							Yes
0012	LFC Cal	02:21	106.5			HPF	cal							Yes
virus0000009_01	parallel	02:21	2000			VIRUS	sci							Yes
lrs20000014_01	parallel	02:21	2000	12.7	UT25-3-001	LRS2-B	sci	1.42		21.88	0.03		Clouds, low transparency.	No
0013	LFC Cal	02:24	106.5			HPF	cal							Yes
0014	LFC Cal	02:26	106.5			HPF	cal							Yes
virus0000010_01	parallel	03:00	2000			VIRUS	sci							Yes
lrs20000015_01	parallel	03:00	2000	5.7	UT25-3-001	LRS2-R	sci	1.59		20.67	0.04		Clouds, low transparency.	No
0015	LFC Cal	03:01	106.5			HPF	cal							Yes
0016	LFC Cal	03:03	106.5			HPF	cal							Yes
0017	LFC Cal	03:05	106.5			HPF	cal							Yes
virus0000011_01	parallel	03:51	1060			VIRUS	sci							Yes
0018	parallel	03:52	308.9	17.9	UT25-3-019	HPF	sci	1.51		20.26	0.07	17	Clouds, low transparency.	No
0019	parallel	03:57	308.9	0.9	UT25-3-019	HPF	sci	1.54		20.11	0.04	10		No
0020	parallel	04:03	308.9	-0.1	UT25-3-019	HPF	sci	1.48		20.09	0.06	14		No
virus0000012_01	parallel	04:17	1060			VIRUS	sci							Yes
0021	parallel	04:18	308.9	9.9	UT25-3-019	HPF	sci	1.33		20.00	0.05	23	Clouds, low transparency.	No
0022	parallel	04:23	308.9	-0.1	UT25-3-019	HPF	sci	1.50		20.01	0.08	36		No
0023	parallel	04:29	308.9	0.9	UT25-3-019	HPF	sci	1.65		20.12	0.28	82		No
virus0000013_01	parallel	04:40	300			VIRUS	sci							Yes
0024	LFC Cal	04:41	106.5			HPF	cal							Yes
lrs20000016_01	parallel	04:41	300	7.0	PSU25-3-002	LRS2-R	sci	1.21		20.43	0.17		Transparency slightly below 0.2. Rejected, but data may be useful.	No
0025	LFC Cal	04:43	106.5			HPF	cal							Yes
virus0000014_01	parallel	04:53	2047			VIRUS	sci							Yes
0026	parallel	04:54	969.1	7.8	UT25-3-013	HPF	sci	1.42		19.80	0.29	84	Clouds, low transparency.	No
0027	parallel	05:11	969.1	0.8	UT25-3-013	HPF	sci	1.39		19.73	0.22	86		No
0028	LFC Cal	05:29	106.5			HPF	cal							Yes
virus0000015_01	parallel	05:33	1984			VIRUS	sci							Yes
0029	parallel	05:34	617.7	6.7	UT25-3-019	HPF	sci	1.49		19.94	0.11	24	Clouds, low transparency.	No
0030	parallel	05:45	617.7	0.7	UT25-3-019	HPF	sci	1.39		19.98	0.04	15		No
0031	parallel	05:56	617.7	0.7	UT25-3-019	HPF	sci	1.20		19.99	0.05	19		No
0032	LFC Cal	06:08	106.5			HPF	cal							Yes
0033	parallel	06:15	969.1	9.8	UT25-3-009	HPF	sci	1.33		20.28	0.02	5	Clouds, low transparency.	No
virus0000016_01	parallel	06:15	2047			VIRUS	sci							Yes
0034	parallel	06:33	969.1	0.8	UT25-3-009	HPF	sci	1.25		20.33	0.02	6		No
virus0000017_01	parallel	09:37	1321			VIRUS	sci							Yes
0035	parallel	09:38	617.7	3.7	UT25-3-006	HPF	sci	1.48		19.76	0.56	57		P4
0036	parallel	09:49	617.7	0.7	UT25-3-006	HPF	sci	1.62		19.77	0.84	67		P4
virus0000018_01	parallel	10:06	1060			VIRUS	sci							Yes
0037	parallel	10:07	308.9	7.9	UT25-3-019	HPF	sci	1.43		19.78	1.02	147		P4
0038	parallel	10:13	308.9	0.9	UT25-3-019	HPF	sci	1.49		19.79	1.00	151		P4
0039	parallel	10:18	308.9	-0.1	UT25-3-019	HPF	sci	1.53		19.80	0.99	153		P4
lrs20000017_01	dark	10:27	360			LRS2	cal							Yes
virus0000019_01	dark	10:27	360			VIRUS	cal							Yes
lrs20000017_02	dark	10:33	360			LRS2	cal							Yes
virus0000019_02	dark	10:34	360			VIRUS	cal							Yes
0040	LFC Cal	10:35	106.5			HPF	cal							Yes
0041	LFC Cal	10:37	106.5			HPF	cal							Yes
0042	LFC Cal	10:39	106.5			HPF	cal							Yes
lrs20000017_03	dark	10:40	360			LRS2	cal							Yes
virus0000019_03	dark	10:40	360			VIRUS	cal							Yes
virus0000020_01	GD71_034_W	10:51	60	5.0		VIRUS	spec	1.73		21.53	0.59			Yes
virus0000020_02	GD71_034_W	10:53	60	1.0		VIRUS	spec	1.71		21.51	0.65			Yes
virus0000020_03	GD71_034_W	10:55	60	1.0		VIRUS	spec	1.71		21.45	0.52			Yes
0043	LFC Cal	11:03	106.5			HPF	cal							Yes
virus0000021_01	parallel	11:03	300			VIRUS	sci							Yes
lrs20000018_01	parallel	11:03	300	7.0	PSU25-3-002	LRS2-B	sci	1.76		21.37	0.67			Yes
0044	LFC Cal	11:05	106.5			HPF	cal							Yes
lrs20000019_01	BD+292091_056_E	11:12	60	4.0		LRS2	spec	1.62		21.72	0.43			Yes
lrs20000020_01	BD+292091_066_E	11:16	60	3.0		LRS2	spec	1.68		20.32	0.44			Yes
0045	LFC Cal	11:22	106.5			HPF	cal							Yes
lrs20000021_01	parallel	11:22	600			LRS2	sci							Yes
virus0000022_01	parallel	11:22	600	5.0	PSU25-3-016	VIRUS	sci	1.81		21.51	0.41		Clouds, low transparency.	No
0046	LFC Cal	11:25	106.5			HPF	cal							Yes
0047	LFC Cal	11:27	106.5			HPF	cal							Yes
lrs20000021_02	parallel	11:34	600			LRS2	sci							Yes
virus0000022_02	parallel	11:34	600	2.0	PSU25-3-016	VIRUS	sci	1.78		21.53	0.22			No
lrs20000021_03	parallel	11:45	600			LRS2	sci							Yes
virus0000022_03	parallel	11:45	600	1.0	PSU25-3-016	VIRUS	sci	1.66		21.52	0.14			No
lrs20000022_01	bias	11:56	0			LRS2	cal							Yes
virus0000023_01	bias	11:57	0			VIRUS	cal							Yes
virus0000024_01	Cd-A	12:01	15		ENG25-3-002	VIRUS	cal							Yes
virus0000025_01	Hg	12:03	15		ENG25-3-002	VIRUS	cal							Yes
0048	Dark	12:10	319.5			HPF	cal							Yes
0049	Quartz FCU	12:21	74.5			HPF	cal							Yes
0050	Quartz FCU	12:23	74.5			HPF	cal							Yes
0051	Quartz FCU	12:25	74.5			HPF	cal							Yes
0052	Quartz FCU	12:26	74.5			HPF	cal							Yes
0053	Quartz FCU	12:28	74.5			HPF	cal							Yes
0054	Quartz FCU	12:30	74.5			HPF	cal							Yes
0055	Quartz FCU	12:32	74.5			HPF	cal							Yes
0056	Alpha Bright Cal	12:34	85.2			HPF	cal							Yes
0057	Alpha Bright Cal	12:36	85.2			HPF	cal							Yes
0058	Alpha Bright Cal	12:38	85.2			HPF	cal							Yes
0059	Alpha Bright Cal	12:40	85.2			HPF	cal							Yes
0060	LFC FCU	12:43	106.5			HPF	cal							Yes
0061	LFC FCU	12:45	106.5			HPF	cal							Yes
0062	LFC FCU	12:47	106.5			HPF	cal							Yes
0063	LFC FCU	12:50	106.5			HPF	cal							Yes
0064	LFC FCU	12:52	106.5			HPF	cal							Yes
0065	LFC FCU	12:54	106.5			HPF	cal							Yes
0066	LFC Cal	12:57	106.5			HPF	cal							Yes
0067	LFC Cal	12:59	106.5			HPF	cal							Yes
0068	Etalon Cal	13:07	159.8			HPF	cal							Yes
0069	Etalon Cal	13:10	159.8			HPF	cal							Yes
0070	Etalon Cal	13:14	159.8			HPF	cal							Yes
0071	Etalon Cal	13:17	159.8			HPF	cal							Yes
0072	UNe Slave Cal	13:20	426			HPF	cal							Yes
0073	UNe Slave Cal	13:28	426			HPF	cal							Yes
0074	UNe Slave Cal	13:36	426			HPF	cal							Yes
0075	UNe Slave Cal	13:44	426			HPF	cal							Yes
0076	UNe Slave Cal	13:51	426			HPF	cal							Yes
0077	UNe Slave Cal	13:59	426			HPF	cal							Yes
0075	LFC Cal	22:29	106.5			HPF	cal							Yes
virus0009900_01	flat_Qth	22:40	20			VIRUS	cal							Yes
virus0009901_01	bias	22:42	0			VIRUS	cal							Yes
virus0009902_01	dark	22:43	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	22:44	29			LRS2	cal							Yes
lrs20009903_01	FeAr_R	22:45	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	22:47	15			LRS2	cal							Yes
lrs20009909_01	bias	22:49	0			LRS2	cal							Yes
lrs20009910_01	flat_ldls_long_B	22:52	20			LRS2	cal							Yes
lrs20009911_01	Cd-A_B	22:53	29			LRS2	cal							Yes
lrs20009912_01	FeAr_R	22:55	15			LRS2	cal							Yes
lrs20009913_01	Hg_B	22:56	15			LRS2	cal							Yes
0076	Dark	22:58	319.5			HPF	cal							Yes
0077	Quartz FCU	23:05	74.5			HPF	cal							Yes
0078	Quartz FCU	23:07	74.5			HPF	cal							Yes
0079	Quartz FCU	23:08	74.5			HPF	cal							Yes
0080	Quartz FCU	23:10	74.5			HPF	cal							Yes
0081	Quartz FCU	23:12	74.5			HPF	cal							Yes
0082	Quartz FCU	23:14	74.5			HPF	cal							Yes
0083	Quartz FCU	23:15	74.5			HPF	cal							Yes
0084	Alpha Bright Cal	23:18	85.2			HPF	cal							Yes
0085	Alpha Bright Cal	23:20	85.2			HPF	cal							Yes
0086	Alpha Bright Cal	23:22	85.2			HPF	cal							Yes
0087	Alpha Bright Cal	23:24	85.2			HPF	cal							Yes
0088	LFC FCU	23:26	106.5			HPF	cal							Yes
0089	LFC FCU	23:29	106.5			HPF	cal							Yes
0090	LFC Cal	23:31	106.5			HPF	cal							Yes
0091	LFC Cal	23:34	106.5			HPF	cal							Yes
0092	Etalon Cal	23:36	159.8			HPF	cal							Yes
0093	UNe Slave Cal	23:40	426			HPF	cal							Yes
virus0000031_01	flat_ldls_long	23:46	15			VIRUS	cal							Yes
virus0000031_02	flat_ldls_long	23:47	15			VIRUS	cal							Yes
0094	UNe Slave Cal	23:48	426			HPF	cal							Yes
virus0000031_03	flat_ldls_long	23:49	15			VIRUS	cal							Yes
virus0000032_01	Cd-A	23:50	15			VIRUS	cal							Yes
virus0000032_02	Cd-A	23:51	15			VIRUS	cal							Yes
virus0000032_03	Cd-A	23:53	15			VIRUS	cal							Yes
virus0000033_01	Hg	23:54	15			VIRUS	cal							Yes
0095	UNe Slave Cal	23:56	426			HPF	cal							Yes
virus0000033_02	Hg	23:56	15			VIRUS	cal							Yes
virus0000033_03	Hg	23:57	15			VIRUS	cal							Yes