HET Night Report Reader

Civil Date	Ephemerides
2025-04-17	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	01:32	02:20	02:50	11:00	11:31	12:18	05:58	-
Night Length	8:10		Sunset Temperature

On-Duty Personnel
Resident Astronomer	Telescope Operator
Sergey Rostopchin	Amy Westfall

Overlaps		none

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
01:25	23.6	20.9	07:48	radar	06:23
Total Time Open					6:23

Program	Night Priority	Science
02:50	Science
03:06	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
01:59	03:06	0.43	0.67	213	+1402	22.9	21.8	21.6	228	17	First of Night

Problem Reports					no PRs

TO Comments	Heavy clouds for most of night with brief radar signature in county.

RA Comments	none

Observations
File	Target/QID	Exp Start	Exposure	Overhead	Program	Instrument Configuration	Data Type	IQ	Dimm	SkySBrt	Skytrans	SNR	Comments	Charge
lrs20000001_01	bias	00:01	0			LRS2	cal							Yes
virus0000001_01	bias	00:01	0			VIRUS	cal							Yes
lrs20000001_02	bias	00:01	0			LRS2	cal							Yes
virus0000001_02	bias	00:01	0			VIRUS	cal							Yes
lrs20000001_03	bias	00:02	0			LRS2	cal							Yes
virus0000001_03	bias	00:02	0			VIRUS	cal							Yes
lrs20000001_04	bias	00:03	0			LRS2	cal							Yes
virus0000001_04	bias	00:03	0			VIRUS	cal							Yes
lrs20000001_05	bias	00:04	0			LRS2	cal							Yes
virus0000001_05	bias	00:04	0			VIRUS	cal							Yes
lrs20000001_06	bias	00:05	0			LRS2	cal							Yes
virus0000001_06	bias	00:05	0			VIRUS	cal							Yes
lrs20000001_07	bias	00:06	0			LRS2	cal							Yes
lrs20000001_08	bias	00:06	0			LRS2	cal							Yes
virus0000001_07	bias	00:06	0			VIRUS	cal							Yes
virus0000001_08	bias	00:07	0			VIRUS	cal							Yes
lrs20000001_09	bias	00:07	0			LRS2	cal							Yes
virus0000001_09	bias	00:08	0			VIRUS	cal							Yes
lrs20000001_10	bias	00:08	0			LRS2	cal							Yes
virus0000001_10	bias	00:08	0			VIRUS	cal							Yes
lrs20000001_11	bias	00:09	0			LRS2	cal							Yes
virus0000001_11	bias	00:09	0			VIRUS	cal							Yes
lrs20000002_01	dark	00:10	360			LRS2	cal							Yes
virus0000002_01	dark	00:10	360			VIRUS	cal							Yes
lrs20000002_02	dark	00:17	360			LRS2	cal							Yes
virus0000002_02	dark	00:17	360			VIRUS	cal							Yes
lrs20000002_03	dark	00:24	360			LRS2	cal							Yes
virus0000002_03	dark	00:24	360			VIRUS	cal							Yes
0001	twilight	01:29	298.2			HPF	cal							Yes
lrs20000003_01	skyflat	01:37	7			LRS2	cal							Yes
lrs20000004_01	skyflat	01:39	10			LRS2	cal							Yes
lrs20000005_01	skyflat	01:40	13			LRS2	cal							Yes
lrs20000006_01	skyflat	01:41	16			LRS2	cal							Yes
lrs20000007_01	skyflat	01:42	22			LRS2	cal							Yes
lrs20000008_01	skyflat	01:43	30			LRS2	cal							Yes
virus0000003_01	skyflat	01:46	7			VIRUS	cal							Yes
virus0000004_01	skyflat	01:48	10			VIRUS	cal							Yes
virus0000005_01	skyflat	01:49	14			VIRUS	cal							Yes
virus0000006_01	skyflat	01:50	18			VIRUS	cal							Yes
virus0000007_01	skyflat	01:52	26			VIRUS	cal							Yes
0002	LFC Cal	02:47	106.5			HPF	cal							Yes
0003	LFC Cal	02:49	106.5			HPF	cal							Yes
0004	LFC Cal	02:52	106.5			HPF	cal							Yes
0005	LFC Cal	03:07	106.5			HPF	cal							Yes
0006	test_drk_donotuse	03:17	10.7			HPF	cal							Yes
0007	QID 193	03:19	74.5	5.8	PSU25-2-005	HPF	sci	1.99		19.99	0.23	209	clouds	No
virus0000008_01	parallel	03:29	900			VIRUS	sci							Yes
0008	LFC Cal	03:30	106.5			HPF	cal							Yes
lrs20000009_01	QID 149	03:30	900	9.0	UT25-2-003	LRS2-B	sci	1.73		21.56	0.22			No
0009	LFC Cal	03:32	106.5			HPF	cal							Yes
0010	LFC Cal	03:35	106.5			HPF	cal							Yes
0011	LFC Cal	04:23	106.5			HPF	cal							Yes
0012	LFC Cal	04:25	106.5			HPF	cal							Yes
0013	LFC Cal	04:27	106.5			HPF	cal							Yes
virus0000009_01	dark	04:46	360		ENG25-2-004	VIRUS	cal							Yes
virus0000009_02	dark	04:53	360		ENG25-2-004	VIRUS	cal							Yes
virus0000009_03	dark	05:00	360		ENG25-2-004	VIRUS	cal							Yes
virus0000009_04	dark	05:06	360		ENG25-2-004	VIRUS	cal							Yes
virus0000009_05	dark	05:13	360		ENG25-2-004	VIRUS	cal							Yes
virus0000009_06	dark	05:20	360		ENG25-2-004	VIRUS	cal							Yes
virus0000009_07	dark	05:27	360		ENG25-2-004	VIRUS	cal							Yes
virus0000009_08	dark	05:34	360		ENG25-2-004	VIRUS	cal							Yes
virus0000009_09	dark	05:41	360		ENG25-2-004	VIRUS	cal							Yes
virus0000009_10	dark	05:48	360		ENG25-2-004	VIRUS	cal							Yes
0014	LFC Cal	06:27	106.5			HPF	cal							Yes
0015	LFC Cal	06:30	106.5			HPF	cal							Yes
0016	LFC Cal	06:32	106.5			HPF	cal							Yes
0017	LFC Cal	07:28	106.5			HPF	cal							Yes
0018	LFC Cal	07:31	106.5			HPF	cal							Yes
0019	LFC Cal	07:33	106.5			HPF	cal							Yes
0020	LFC Cal	09:10	106.5			HPF	cal							Yes
0021	LFC Cal	09:12	106.5			HPF	cal							Yes
0022	LFC Cal	09:15	106.5			HPF	cal							Yes
lrs20000010_01	bias	10:33	0			LRS2	cal							Yes
virus0000010_01	bias	10:34	0			VIRUS	cal							Yes
virus0000011_01	Cd-A	10:39	15		ENG25-2-002	VIRUS	cal							Yes
virus0000012_01	Hg	10:40	15		ENG25-2-002	VIRUS	cal							Yes
0023	Dark	10:47	319.5			HPF	cal							Yes
0024	Quartz FCU	10:59	74.5			HPF	cal							Yes
0025	Quartz FCU	11:01	74.5			HPF	cal							Yes
0026	Quartz FCU	11:02	74.5			HPF	cal							Yes
0027	Quartz FCU	11:04	74.5			HPF	cal							Yes
0028	Quartz FCU	11:06	74.5			HPF	cal							Yes
0029	Quartz FCU	11:08	74.5			HPF	cal							Yes
0030	Quartz FCU	11:09	74.5			HPF	cal							Yes
0031	Alpha Bright Cal	11:12	85.2			HPF	cal							Yes
0032	Alpha Bright Cal	11:14	85.2			HPF	cal							Yes
0033	Alpha Bright Cal	11:16	85.2			HPF	cal							Yes
0034	Alpha Bright Cal	11:18	85.2			HPF	cal							Yes
0035	LFC FCU	11:20	106.5			HPF	cal							Yes
0036	LFC FCU	11:23	106.5			HPF	cal							Yes
0037	LFC FCU	11:25	106.5			HPF	cal							Yes
0038	LFC FCU	11:27	106.5			HPF	cal							Yes
0039	LFC FCU	11:29	106.5			HPF	cal							Yes
0040	LFC FCU	11:32	106.5			HPF	cal							Yes
0041	LFC Cal	11:35	106.5			HPF	cal							Yes
0042	LFC Cal	11:37	106.5			HPF	cal							Yes
0043	Etalon Cal	11:45	159.8			HPF	cal							Yes
0044	Etalon Cal	11:48	159.8			HPF	cal							Yes
0045	Etalon Cal	11:51	159.8			HPF	cal							Yes
0046	Etalon Cal	11:54	159.8			HPF	cal							Yes
0047	UNe Slave Cal	11:58	426			HPF	cal							Yes
0048	UNe Slave Cal	12:06	426			HPF	cal							Yes
0049	UNe Slave Cal	12:13	426			HPF	cal							Yes
0050	UNe Slave Cal	12:21	426			HPF	cal							Yes
0051	UNe Slave Cal	12:29	426			HPF	cal							Yes
0052	UNe Slave Cal	12:37	426			HPF	cal							Yes
0071	LFC Cal	21:32	106.5			HPF	cal							Yes
lrs20009900_01	bias	22:15	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	22:16	20			VIRUS	cal							Yes
virus0009901_01	bias	22:17	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	22:18	20			LRS2	cal							Yes
virus0009902_01	dark	22:19	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	22:20	38			LRS2	cal							Yes
lrs20009903_01	FeAr_R	22:22	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	22:23	15			LRS2	cal							Yes
0072	Dark	22:32	319.5			HPF	cal							Yes
0073	Quartz FCU	22:39	74.5			HPF	cal							Yes
0074	Quartz FCU	22:41	74.5			HPF	cal							Yes
0075	Quartz FCU	22:42	74.5			HPF	cal							Yes
0076	Quartz FCU	22:44	74.5			HPF	cal							Yes
0077	Quartz FCU	22:46	74.5			HPF	cal							Yes
0078	Quartz FCU	22:48	74.5			HPF	cal							Yes
0079	Quartz FCU	22:49	74.5			HPF	cal							Yes
0080	Alpha Bright Cal	22:52	85.2			HPF	cal							Yes
0081	Alpha Bright Cal	22:54	85.2			HPF	cal							Yes
0082	Alpha Bright Cal	22:56	85.2			HPF	cal							Yes
0083	Alpha Bright Cal	22:58	85.2			HPF	cal							Yes
0084	LFC FCU	23:00	106.5			HPF	cal							Yes
0085	LFC FCU	23:03	106.5			HPF	cal							Yes
0086	LFC Cal	23:05	106.5			HPF	cal							Yes
0087	LFC Cal	23:08	106.5			HPF	cal							Yes
0088	Etalon Cal	23:10	159.8			HPF	cal							Yes
0089	UNe Slave Cal	23:14	426			HPF	cal							Yes
lrs20000014_01	flat_Qth_R	23:16	15			LRS2	cal							Yes
lrs20000014_02	flat_Qth_R	23:17	15			LRS2	cal							Yes
lrs20000014_03	flat_Qth_R	23:19	15			LRS2	cal							Yes
lrs20000014_04	flat_Qth_R	23:20	15			LRS2	cal							Yes
lrs20000014_05	flat_Qth_R	23:21	15			LRS2	cal							Yes
0090	UNe Slave Cal	23:22	426			HPF	cal							Yes
lrs20000015_01	flat_ldls_long_B	23:22	20			LRS2	cal							Yes
lrs20000015_02	flat_ldls_long_B	23:24	20			LRS2	cal							Yes
lrs20000015_03	flat_ldls_long_B	23:25	20			LRS2	cal							Yes
lrs20000016_01	Cd-A_B	23:26	38			LRS2	cal							Yes
lrs20000016_02	Cd-A_B	23:28	38			LRS2	cal							Yes
0091	UNe Slave Cal	23:29	426			HPF	cal							Yes
lrs20000016_03	Cd-A_B	23:29	38			LRS2	cal							Yes
lrs20000017_01	FeAr_R	23:31	15			LRS2	cal							Yes
lrs20000017_02	FeAr_R	23:32	15			LRS2	cal							Yes
lrs20000017_03	FeAr_R	23:34	15			LRS2	cal							Yes
lrs20000018_01	Hg_R	23:35	20			LRS2	cal							Yes
lrs20000018_02	Hg_R	23:36	20			LRS2	cal							Yes
0092	UNe Slave Cal	23:37	426			HPF	cal							Yes
lrs20000018_03	Hg_R	23:37	20			LRS2	cal							Yes
lrs20000019_01	Hg_B	23:39	15			LRS2	cal							Yes
lrs20000019_02	Hg_B	23:40	15			LRS2	cal							Yes
lrs20000019_03	Hg_B	23:41	15			LRS2	cal							Yes
0093	UNe Slave Cal	23:45	426			HPF	cal							Yes
virus0000019_01	flat_ldls_long	23:48	15			VIRUS	cal							Yes
virus0000019_02	flat_ldls_long	23:49	15			VIRUS	cal							Yes
virus0000019_03	flat_ldls_long	23:51	15			VIRUS	cal							Yes
virus0000020_01	Cd-A	23:52	15			VIRUS	cal							Yes
0094	UNe Slave Cal	23:53	426			HPF	cal							Yes
virus0000020_02	Cd-A	23:53	15			VIRUS	cal							Yes
virus0000020_03	Cd-A	23:55	15			VIRUS	cal							Yes
virus0000021_01	Hg	23:56	15			VIRUS	cal							Yes
virus0000021_02	Hg	23:58	15			VIRUS	cal							Yes
virus0000021_03	Hg	23:59	15			VIRUS	cal							Yes