HET Night Report Reader

Civil Date	Ephemerides
2025-06-08	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	02:05	02:59	03:35	10:16	10:52	11:45	23:51	10:27
Night Length	6:41		Sunset Temperature

On-Duty Personnel
Resident Astronomer	Telescope Operator
Amy Ray	Cassie Crowe

Overlaps		none

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
01:58	23.2	22.2	03:15	radar	01:17
03:47	22.6	22.6	05:20	radar	01:33
05:34	22.4	22.8	10:51	twilight	05:17
Total Time Open					8:07

Program	Night Priority	Science
03:35	Idle due to weather (Clouds/Radar)
05:46	Science
07:57	Idle due to weather (Clouds/Poor IQ)
08:13	Science
09:08	Idle due to weather (Clouds)
09:16	Science

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
02:33	02:58	0.42	0.65	190	+1186	22.8	22.8	22.6	134	14	First of Night
10:42	10:48	0.50	0.77	80	+2316	22.6	23.1	22.8	32	28	Post-Observing

Problem Reports					no PRs

TO Comments	Clouds in and out.

RA Comments	none

Observations
File	Target/QID	Exp Start	Exposure	Overhead	Program	Instrument Configuration	Data Type	IQ	Dimm	SkySBrt	Skytrans	SNR	Comments	Charge
lrs20009912_01	FeAr_R	00:00	15			LRS2	cal							Yes
lrs20009913_01	Hg_B	00:01	15			LRS2	cal							Yes
0001	Dark	00:03	319.5			HPF	cal							Yes
0002	Quartz FCU	00:10	74.5			HPF	cal							Yes
0003	Quartz FCU	00:11	74.5			HPF	cal							Yes
0004	Quartz FCU	00:13	74.5			HPF	cal							Yes
0005	Quartz FCU	00:15	74.5			HPF	cal							Yes
0006	Quartz FCU	00:17	74.5			HPF	cal							Yes
0007	Quartz FCU	00:19	74.5			HPF	cal							Yes
0008	Quartz FCU	00:20	74.5			HPF	cal							Yes
0009	Alpha Bright Cal	00:23	85.2			HPF	cal							Yes
0010	Alpha Bright Cal	00:25	85.2			HPF	cal							Yes
0011	Alpha Bright Cal	00:27	85.2			HPF	cal							Yes
0012	Alpha Bright Cal	00:29	85.2			HPF	cal							Yes
0013	LFC FCU	00:31	106.5			HPF	cal							Yes
0014	LFC FCU	00:33	106.5			HPF	cal							Yes
0015	LFC Cal	00:36	106.5			HPF	cal							Yes
0016	LFC Cal	00:38	106.5			HPF	cal							Yes
0017	Etalon Cal	00:41	159.8			HPF	cal							Yes
0018	UNe Slave Cal	00:45	426			HPF	cal							Yes
lrs20000001_01	flat_Qth_R	00:48	15			LRS2	cal							Yes
lrs20000001_02	flat_Qth_R	00:49	15			LRS2	cal							Yes
lrs20000001_03	flat_Qth_R	00:51	15			LRS2	cal							Yes
0019	UNe Slave Cal	00:52	426			HPF	cal							Yes
lrs20000001_04	flat_Qth_R	00:52	15			LRS2	cal							Yes
lrs20000001_05	flat_Qth_R	00:53	15			LRS2	cal							Yes
lrs20000002_01	flat_ldls_long_B	00:54	20			LRS2	cal							Yes
lrs20000002_02	flat_ldls_long_B	00:56	20			LRS2	cal							Yes
lrs20000002_03	flat_ldls_long_B	00:57	20			LRS2	cal							Yes
lrs20000003_01	Cd-A_B	00:58	38			LRS2	cal							Yes
0020	UNe Slave Cal	01:00	426			HPF	cal							Yes
lrs20000003_02	Cd-A_B	01:00	38			LRS2	cal							Yes
lrs20000003_03	Cd-A_B	01:02	38			LRS2	cal							Yes
lrs20000004_01	FeAr_R	01:03	15			LRS2	cal							Yes
lrs20000004_02	FeAr_R	01:05	15			LRS2	cal							Yes
lrs20000004_03	FeAr_R	01:06	15			LRS2	cal							Yes
lrs20000005_01	Hg_R	01:07	20			LRS2	cal							Yes
0021	UNe Slave Cal	01:08	426			HPF	cal							Yes
lrs20000005_02	Hg_R	01:08	20			LRS2	cal							Yes
lrs20000005_03	Hg_R	01:10	20			LRS2	cal							Yes
lrs20000006_01	Hg_B	01:11	15			LRS2	cal							Yes
lrs20000006_02	Hg_B	01:12	15			LRS2	cal							Yes
lrs20000006_03	Hg_B	01:14	15			LRS2	cal							Yes
0022	UNe Slave Cal	01:16	426			HPF	cal							Yes
virus0000001_01	flat_ldls_long	01:20	15			VIRUS	cal							Yes
virus0000001_02	flat_ldls_long	01:22	15			VIRUS	cal							Yes
virus0000001_03	flat_ldls_long	01:23	15			VIRUS	cal							Yes
0023	UNe Slave Cal	01:24	426			HPF	cal							Yes
virus0000002_01	Cd-A	01:25	15			VIRUS	cal							Yes
virus0000002_02	Cd-A	01:26	15			VIRUS	cal							Yes
virus0000002_03	Cd-A	01:27	15			VIRUS	cal							Yes
virus0000003_01	Hg	01:29	15			VIRUS	cal							Yes
virus0000003_02	Hg	01:30	15			VIRUS	cal							Yes
virus0000003_03	Hg	01:32	15			VIRUS	cal							Yes
lrs20000007_01	dark	01:33	360			LRS2	cal							Yes
virus0000004_01	dark	01:33	360			VIRUS	cal							Yes
lrs20000007_02	dark	01:40	360			LRS2	cal							Yes
virus0000004_02	dark	01:40	360			VIRUS	cal							Yes
lrs20000007_03	dark	01:46	360			LRS2	cal							Yes
virus0000004_03	dark	01:47	360			VIRUS	cal							Yes
lrs20000008_01	skyflat	02:12	7			LRS2	cal							Yes
lrs20000009_01	skyflat	02:13	10			LRS2	cal							Yes
lrs20000010_01	skyflat	02:14	13			LRS2	cal							Yes
lrs20000011_01	skyflat	02:15	16			LRS2	cal							Yes
lrs20000012_01	skyflat	02:16	22			LRS2	cal							Yes
lrs20000013_01	skyflat	02:18	30			LRS2	cal							Yes
virus0000005_01	skyflat	02:21	7			VIRUS	cal							Yes
virus0000006_01	skyflat	02:23	10			VIRUS	cal							Yes
virus0000007_01	skyflat	02:24	14			VIRUS	cal							Yes
virus0000008_01	skyflat	02:25	18			VIRUS	cal							Yes
virus0000009_01	skyflat	02:27	26			VIRUS	cal							Yes
lrs20000014_01	bias	02:30	0			LRS2	cal							Yes
virus0000010_01	bias	02:30	0			VIRUS	cal							Yes
lrs20000014_02	bias	02:31	0			LRS2	cal							Yes
virus0000010_02	bias	02:31	0			VIRUS	cal							Yes
lrs20000014_03	bias	02:32	0			LRS2	cal							Yes
virus0000010_03	bias	02:32	0			VIRUS	cal							Yes
lrs20000014_04	bias	02:32	0			LRS2	cal							Yes
virus0000010_04	bias	02:33	0			VIRUS	cal							Yes
lrs20000014_05	bias	02:33	0			LRS2	cal							Yes
virus0000010_05	bias	02:34	0			VIRUS	cal							Yes
lrs20000014_06	bias	02:34	0			LRS2	cal							Yes
virus0000010_06	bias	02:34	0			VIRUS	cal							Yes
lrs20000014_07	bias	02:35	0			LRS2	cal							Yes
virus0000010_07	bias	02:35	0			VIRUS	cal							Yes
lrs20000014_08	bias	02:36	0			LRS2	cal							Yes
virus0000010_08	bias	02:36	0			VIRUS	cal							Yes
lrs20000014_09	bias	02:37	0			LRS2	cal							Yes
virus0000010_09	bias	02:37	0			VIRUS	cal							Yes
lrs20000014_10	bias	02:38	0			LRS2	cal							Yes
virus0000010_10	bias	02:38	0			VIRUS	cal							Yes
lrs20000014_11	bias	02:39	0			LRS2	cal							Yes
virus0000010_11	bias	02:39	0			VIRUS	cal							Yes
lrs20000015_01	GRW+705824_066_E	03:03	180	5.0		LRS2	spec	2.12		18.58	0.61			Yes
0024	LFC Cal	03:13	106.5			HPF	cal							Yes
0025	LFC Cal	03:16	106.5			HPF	cal							Yes
0026	LFC Cal	03:18	106.5			HPF	cal							Yes
0027	LFC Cal	04:13	106.5			HPF	cal							Yes
0028	LFC Cal	04:15	106.5			HPF	cal							Yes
0029	LFC Cal	04:18	106.5			HPF	cal							Yes
virus0000011_01	dark	04:23	360		ENG25-2-004	VIRUS	cal							Yes
virus0000011_02	dark	04:30	360		ENG25-2-004	VIRUS	cal							Yes
virus0000011_03	dark	04:36	360		ENG25-2-004	VIRUS	cal							Yes
virus0000011_04	dark	04:43	360		ENG25-2-004	VIRUS	cal							Yes
virus0000011_05	dark	04:50	360		ENG25-2-004	VIRUS	cal							Yes
virus0000011_06	dark	04:57	360		ENG25-2-004	VIRUS	cal							Yes
virus0000011_07	dark	05:04	360		ENG25-2-004	VIRUS	cal							Yes
virus0000011_08	dark	05:11	360		ENG25-2-004	VIRUS	cal							Yes
virus0000011_09	dark	05:18	360		ENG25-2-004	VIRUS	cal							Yes
virus0000011_10	dark	05:24	360		ENG25-2-004	VIRUS	cal							Yes
0030	LFC Cal	05:33	106.5			HPF	cal							Yes
0031	LFC Cal	05:35	106.5			HPF	cal							Yes
0032	LFC Cal	05:37	106.5			HPF	cal							Yes
virus0000012_01	parallel	05:49	600			VIRUS	sci							Yes
0033	LFC Cal	05:50	106.5			HPF	cal							Yes
lrs20000016_01	parallel	05:50	600	4.0	UT25-2-018	LRS2-B	sci	2.62	2.17	19.04	0.82			P4
0034	LFC Cal	05:52	106.5			HPF	cal							Yes
0035	LFC Cal	05:54	106.5			HPF	cal							Yes
0036	LFC Cal	06:04	106.5			HPF	cal							Yes
virus0000013_01	parallel	06:04	1200			VIRUS	sci							Yes
lrs20000017_01	parallel	06:04	1200	4.0	UT25-2-018	LRS2-R	sci	2.39	1.48	19.09	0.93			P4
0037	LFC Cal	06:06	106.5			HPF	cal							Yes
0038	LFC Cal	06:09	106.5			HPF	cal							Yes
0039	LFC Cal	06:28	106.5			HPF	cal							Yes
lrs20000018_01	parallel	06:28	180	4.0	UT25-2-018	LRS2-B	sci	2.59	1.84	18.96	0.69			P4
0040	LFC Cal	06:35	106.5			HPF	cal							Yes
virus0000014_01	parallel	06:35	360			VIRUS	sci							Yes
lrs20000019_01	parallel	06:35	360	4.0	UT25-2-018	LRS2-R	sci	2.57	1.85	18.94	0.78			P4
0041	LFC Cal	06:37	106.5			HPF	cal							Yes
virus0000015_01	parallel	06:45	600			VIRUS	sci							Yes
lrs20000020_01	parallel	06:45	600	4.0	UT25-2-018	LRS2-B	sci	2.44	1.54	18.82	0.90			P4
0042	LFC Cal	06:46	106.5			HPF	cal							Yes
0043	LFC Cal	06:48	106.5			HPF	cal							Yes
0044	LFC Cal	06:50	106.5			HPF	cal							Yes
virus0000016_01	parallel	06:59	1200			VIRUS	sci							Yes
0045	LFC Cal	07:00	106.5			HPF	cal							Yes
lrs20000021_01	parallel	07:00	1200	5.0	UT25-2-018	LRS2-R	sci	2.33	2.24	19.00	0.77			P4
0046	LFC Cal	07:02	106.5			HPF	cal							Yes
0047	LFC Cal	07:04	106.5			HPF	cal							Yes
virus0000017_01	parallel	07:23	600			VIRUS	sci							Yes
lrs20000022_01	parallel	07:23	600	3.0	UT25-2-018	LRS2-B	sci	2.46	1.53	19.13	0.90			P4
0048	LFC Cal	07:24	106.5			HPF	cal							Yes
0049	LFC Cal	07:26	106.5			HPF	cal							Yes
0050	LFC Cal	07:28	106.5			HPF	cal							Yes
0051	LFC Cal	07:37	106.5			HPF	cal							Yes
virus0000018_01	parallel	07:37	1200			VIRUS	sci							Yes
lrs20000023_01	parallel	07:37	1200	4.0	UT25-2-018	LRS2-R	sci	2.35	1.54	18.90	0.87			P4
0052	LFC Cal	07:40	106.5			HPF	cal							Yes
0053	LFC Cal	07:42	106.5			HPF	cal							Yes
0054	LFC Cal	08:06	106.5			HPF	cal							Yes
lrs20000024_01	parallel	08:06	180	4.0	UT25-2-018	LRS2-B	sci	2.73		19.13	0.81		Seeing degraded significantly so did not attempt second group target.	No
0055	LFC Cal	08:17	106.5			HPF	cal							Yes
virus0000019_01	parallel	08:17	600			VIRUS	sci							Yes
lrs20000025_01	parallel	08:17	600	4.0	UT25-2-018	LRS2-B	sci	2.37		19.05	0.82			P4
0056	LFC Cal	08:19	106.5			HPF	cal							Yes
0057	LFC Cal	08:22	106.5			HPF	cal							Yes
0058	LFC Cal	08:31	106.5			HPF	cal							Yes
virus0000020_01	parallel	08:31	1200			VIRUS	sci							Yes
lrs20000026_01	parallel	08:31	1200	4.0	UT25-2-018	LRS2-R	sci	2.56	1.99	19.16	0.89			P4
0059	LFC Cal	08:33	106.5			HPF	cal							Yes
0060	LFC Cal	08:36	106.5			HPF	cal							Yes
0061	LFC Cal	08:55	106.5			HPF	cal							Yes
lrs20000027_01	parallel	08:55	180	4.0	UT25-2-018	LRS2-B	sci	2.39	1.72	19.08	0.78			P4
virus0000021_01	parallel	09:01	360			VIRUS	sci							Yes
0062	LFC Cal	09:02	106.5			HPF	cal							Yes
lrs20000028_01	parallel	09:02	360	4.0	UT25-2-018	LRS2-R	sci	2.32	1.50	19.12	0.85			P4
0063	LFC Cal	09:04	106.5			HPF	cal							Yes
lrs20000029_01	parallel	09:11	180	3.0	UT25-2-018	LRS2-B	sci	2.52	1.44	19.25	0.42		Clouds lowered transparency in this direction so did not attempt second group target.	No
0064	LFC Cal	09:12	106.5			HPF	cal							Yes
0065	LFC Cal	09:20	106.5			HPF	cal							Yes
virus0000022_01	parallel	09:20	300			VIRUS	sci							Yes
lrs20000030_01	parallel	09:20	300	4.0	UT25-2-018	LRS2-B	sci	2.17	1.50	19.63	0.79			P4
0066	LFC Cal	09:22	106.5			HPF	cal							Yes
0067	LFC Cal	09:28	106.5			HPF	cal							Yes
virus0000023_01	parallel	09:28	600			VIRUS	sci							Yes
lrs20000031_01	parallel	09:28	600	3.0	UT25-2-018	LRS2-R	sci	2.05	1.53	19.45	1.05			P4
0068	LFC Cal	09:31	106.5			HPF	cal							Yes
0069	LFC Cal	09:33	106.5			HPF	cal							Yes
0070	LFC Cal	09:43	106.5			HPF	cal							Yes
virus0000024_01	parallel	09:43	600			VIRUS	sci							Yes
lrs20000032_01	parallel	09:43	600	5.0	UT25-2-018	LRS2-B	sci	2.14	1.47	19.77	0.94			P4
0071	LFC Cal	09:46	106.5			HPF	cal							Yes
0072	LFC Cal	09:48	106.5			HPF	cal							Yes
virus0000025_01	parallel	09:56	1200			VIRUS	sci							Yes
0073	LFC Cal	09:57	106.5			HPF	cal							Yes
lrs20000033_01	parallel	09:57	1200	4.0	UT25-2-018	LRS2-R	sci	2.00	1.56	19.82	1.00			P4
0074	LFC Cal	09:59	106.5			HPF	cal							Yes
0075	LFC Cal	10:01	106.5			HPF	cal							Yes
0076	LFC Cal	10:22	106.5			HPF	cal							Yes
virus0000026_01	parallel	10:22	300			VIRUS	sci							Yes
lrs20000034_01	parallel	10:22	300	5.0	UT25-2-018	LRS2-B	sci	2.30	1.68	21.10	0.83			P4
0077	LFC Cal	10:25	106.5			HPF	cal							Yes
0078	LFC Cal	10:31	106.5			HPF	cal							Yes
virus0000027_01	parallel	10:31	600			VIRUS	sci							Yes
lrs20000035_01	parallel	10:31	600	4.0	UT25-2-018	LRS2-R	sci	2.03	1.47	20.54	0.94			P4
0079	LFC Cal	10:33	106.5			HPF	cal							Yes
0080	LFC Cal	10:36	106.5			HPF	cal							Yes
lrs20000036_01	bias	10:42	0			LRS2	cal							Yes
virus0000028_01	bias	10:43	0			VIRUS	cal							Yes
virus0000029_01	Cd-A	10:47	15		ENG25-2-002	VIRUS	cal							Yes
virus0000030_01	Hg	10:48	15		ENG25-2-002	VIRUS	cal							Yes
0081	Dark	10:52	319.5			HPF	cal							Yes
0082	Quartz FCU	11:04	74.5			HPF	cal							Yes
0083	Quartz FCU	11:06	74.5			HPF	cal							Yes
0084	Quartz FCU	11:07	74.5			HPF	cal							Yes
0085	Quartz FCU	11:09	74.5			HPF	cal							Yes
0086	Quartz FCU	11:11	74.5			HPF	cal							Yes
0087	Quartz FCU	11:13	74.5			HPF	cal							Yes
0088	Quartz FCU	11:15	74.5			HPF	cal							Yes
0089	Alpha Bright Cal	11:17	85.2			HPF	cal							Yes
0090	Alpha Bright Cal	11:19	85.2			HPF	cal							Yes
0091	Alpha Bright Cal	11:21	85.2			HPF	cal							Yes
0092	Alpha Bright Cal	11:23	85.2			HPF	cal							Yes
0093	LFC FCU	11:25	106.5			HPF	cal							Yes
0094	LFC FCU	11:28	106.5			HPF	cal							Yes
0095	LFC FCU	11:30	106.5			HPF	cal							Yes
0096	LFC FCU	11:32	106.5			HPF	cal							Yes
0097	LFC FCU	11:35	106.5			HPF	cal							Yes
0098	LFC FCU	11:37	106.5			HPF	cal							Yes
0099	LFC Cal	11:40	106.5			HPF	cal							Yes
0100	LFC Cal	11:42	106.5			HPF	cal							Yes
0101	Etalon Cal	11:50	159.8			HPF	cal							Yes
0102	Etalon Cal	11:53	159.8			HPF	cal							Yes
0103	Etalon Cal	11:56	159.8			HPF	cal							Yes
0104	Etalon Cal	12:00	159.8			HPF	cal							Yes
0105	UNe Slave Cal	12:03	426			HPF	cal							Yes
0106	UNe Slave Cal	12:11	426			HPF	cal							Yes
0107	UNe Slave Cal	12:19	426			HPF	cal							Yes
0108	UNe Slave Cal	12:27	426			HPF	cal							Yes
0109	UNe Slave Cal	12:34	426			HPF	cal							Yes
0110	UNe Slave Cal	12:42	426			HPF	cal							Yes
0111	LFC Cal	23:36	106.5			HPF	cal							Yes
lrs20009909_01	bias	23:53	0			LRS2	cal							Yes
virus0009907_01	flat_Qth	23:54	20			VIRUS	cal							Yes
virus0009908_01	bias	23:55	0			VIRUS	cal							Yes
lrs20009910_01	flat_ldls_long_B	23:56	20			LRS2	cal							Yes
virus0009909_01	dark	23:57	15			VIRUS	cal							Yes
lrs20009911_01	Cd-A_B	23:58	38			LRS2	cal							Yes