HET Night Report Reader

Civil Date	Ephemerides
2025-08-17	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	01:43	02:31	03:02	10:59	11:29	12:18	07:15	-
Night Length	7:57		Sunset Temperature

On-Duty Personnel
Resident Astronomer	Telescope Operator
Amy Ray	Nathan McReynolds

Overlaps
TO Overlap	RA Overlap
-	Sergey Rostopchin

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
03:44	20.6	18.0	12:10	twilight	08:26
Total Time Open					8:26

Program	Night Priority	Science
03:02	Idle due to weather (Radar/Clouds)
06:07	Science
09:12	Engineering (hpf)
09:52	Science

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
03:44	04:42	0.44	0.67	193	+2311	20.3	20.6	20.0	92	10	First of Night
11:38	11:45	0.50	0.74	243	+3204	19.6	19.5	19.6	175	7	Post-Observing

Problem Reports
PR Number	Times	Time Lost	Description	Response
6488	08:59-08:59, 09:13-09:13	00:00	AZ motor control 2 fault
6518	11:55-11:55	00:00	segment 11:6 oscillation

TO Comments	none

RA Comments	none

Observations
File	Target/QID	Exp Start	Exposure	Overhead	Program	Instrument Configuration	Data Type	IQ	Dimm	SkySBrt	Skytrans	SNR	Comments	Charge
0001	Quartz FCU	00:02	74.5			HPF	cal							Yes
0002	Quartz FCU	00:04	74.5			HPF	cal							Yes
0003	Quartz FCU	00:05	74.5			HPF	cal							Yes
0004	Quartz FCU	00:07	74.5			HPF	cal							Yes
0005	Quartz FCU	00:09	74.5			HPF	cal							Yes
0006	Quartz FCU	00:11	74.5			HPF	cal							Yes
0007	Quartz FCU	00:13	74.5			HPF	cal							Yes
0008	Alpha Bright Cal	00:15	85.2			HPF	cal							Yes
0009	Alpha Bright Cal	00:17	85.2			HPF	cal							Yes
0010	Alpha Bright Cal	00:19	85.2			HPF	cal							Yes
0011	Alpha Bright Cal	00:21	85.2			HPF	cal							Yes
0012	LFC FCU	00:23	106.5			HPF	cal							Yes
0013	LFC FCU	00:26	106.5			HPF	cal							Yes
0014	LFC Cal	00:28	106.5			HPF	cal							Yes
0015	LFC Cal	00:31	106.5			HPF	cal							Yes
0016	Etalon Cal	00:33	159.8			HPF	cal							Yes
0017	UNe Slave Cal	00:37	426			HPF	cal							Yes
lrs20000001_01	flat_Qth_R	00:38	15			LRS2	cal							Yes
lrs20000001_02	flat_Qth_R	00:39	15			LRS2	cal							Yes
lrs20000001_03	flat_Qth_R	00:41	15			LRS2	cal							Yes
lrs20000001_04	flat_Qth_R	00:42	15			LRS2	cal							Yes
lrs20000001_05	flat_Qth_R	00:43	15			LRS2	cal							Yes
lrs20000002_01	flat_ldls_long_B	00:44	20			LRS2	cal							Yes
0018	UNe Slave Cal	00:45	426			HPF	cal							Yes
lrs20000002_02	flat_ldls_long_B	00:46	20			LRS2	cal							Yes
lrs20000002_03	flat_ldls_long_B	00:47	20			LRS2	cal							Yes
lrs20000003_01	Cd-A_B	00:48	38			LRS2	cal							Yes
lrs20000003_02	Cd-A_B	00:50	38			LRS2	cal							Yes
lrs20000003_03	Cd-A_B	00:51	38			LRS2	cal							Yes
0019	UNe Slave Cal	00:52	426			HPF	cal							Yes
lrs20000004_01	FeAr_R	00:53	15			LRS2	cal							Yes
lrs20000004_02	FeAr_R	00:54	15			LRS2	cal							Yes
lrs20000004_03	FeAr_R	00:56	15			LRS2	cal							Yes
lrs20000005_01	Hg_R	00:57	20			LRS2	cal							Yes
lrs20000005_02	Hg_R	00:58	20			LRS2	cal							Yes
lrs20000005_03	Hg_R	00:59	20			LRS2	cal							Yes
0020	UNe Slave Cal	01:00	426			HPF	cal							Yes
lrs20000006_01	Hg_B	01:01	15			LRS2	cal							Yes
lrs20000006_02	Hg_B	01:02	15			LRS2	cal							Yes
lrs20000006_03	Hg_B	01:03	15			LRS2	cal							Yes
0021	UNe Slave Cal	01:08	426			HPF	cal							Yes
virus0000001_01	flat_ldls_long	01:10	15			VIRUS	cal							Yes
virus0000001_02	flat_ldls_long	01:11	15			VIRUS	cal							Yes
virus0000001_03	flat_ldls_long	01:12	15			VIRUS	cal							Yes
virus0000002_01	Cd-A	01:14	15			VIRUS	cal							Yes
virus0000002_02	Cd-A	01:15	15			VIRUS	cal							Yes
0022	UNe Slave Cal	01:16	426			HPF	cal							Yes
virus0000002_03	Cd-A	01:16	15			VIRUS	cal							Yes
virus0000003_01	Hg	01:18	15			VIRUS	cal							Yes
virus0000003_02	Hg	01:19	15			VIRUS	cal							Yes
virus0000003_03	Hg	01:21	15			VIRUS	cal							Yes
lrs20000007_01	bias	01:22	0			LRS2	cal							Yes
virus0000004_01	bias	01:22	0			VIRUS	cal							Yes
lrs20000007_02	bias	01:23	0			LRS2	cal							Yes
virus0000004_02	bias	01:23	0			VIRUS	cal							Yes
lrs20000007_03	bias	01:24	0			LRS2	cal							Yes
virus0000004_03	bias	01:24	0			VIRUS	cal							Yes
lrs20000007_04	bias	01:24	0			LRS2	cal							Yes
virus0000004_04	bias	01:25	0			VIRUS	cal							Yes
lrs20000007_05	bias	01:25	0			LRS2	cal							Yes
virus0000004_05	bias	01:26	0			VIRUS	cal							Yes
lrs20000007_06	bias	01:26	0			LRS2	cal							Yes
virus0000004_06	bias	01:26	0			VIRUS	cal							Yes
lrs20000007_07	bias	01:27	0			LRS2	cal							Yes
virus0000004_07	bias	01:27	0			VIRUS	cal							Yes
lrs20000007_08	bias	01:28	0			LRS2	cal							Yes
virus0000004_08	bias	01:28	0			VIRUS	cal							Yes
lrs20000007_09	bias	01:29	0			LRS2	cal							Yes
virus0000004_09	bias	01:29	0			VIRUS	cal							Yes
lrs20000007_10	bias	01:30	0			LRS2	cal							Yes
virus0000004_10	bias	01:30	0			VIRUS	cal							Yes
virus0000004_11	bias	01:31	0			VIRUS	cal							Yes
lrs20000007_11	bias	01:31	0			LRS2	cal							Yes
lrs20000008_01	dark	01:53	360			LRS2	cal							Yes
virus0000005_01	dark	01:53	360			VIRUS	cal							Yes
lrs20000008_02	dark	01:59	360			LRS2	cal							Yes
virus0000005_02	dark	02:00	360			VIRUS	cal							Yes
lrs20000008_03	dark	02:06	360			LRS2	cal							Yes
virus0000005_03	dark	02:06	360			VIRUS	cal							Yes
0023	LFC Cal	03:03	106.5			HPF	cal							Yes
0024	LFC Cal	03:05	106.5			HPF	cal							Yes
0025	LFC Cal	03:08	106.5			HPF	cal							Yes
0026	LFC Cal	04:03	106.5			HPF	cal							Yes
0027	LFC Cal	04:05	106.5			HPF	cal							Yes
0028	LFC Cal	04:08	106.5			HPF	cal							Yes
lrs20000009_01	BD+174708_056_E	04:45	30	3.5		LRS2	spec	1.37		21.86	0.11			No
lrs20000010_01	BD+174708_066_E	04:49	30	3.5		LRS2	spec	1.04		21.67	0.10			No
0029	LFC Cal	05:03	106.5			HPF	cal							Yes
0030	LFC Cal	05:05	106.5			HPF	cal							Yes
0031	LFC Cal	05:08	106.5			HPF	cal							Yes
lrs20000011_01	WD2341+322_056_E	06:11	180	4.0		LRS2	spec	1.46		21.71	0.27			Yes
lrs20000012_01	WD2341+322_066_E	06:16	180	2.0		LRS2	spec	1.48		20.82	0.30			Yes
0032	LFC Cal	06:24	106.5			HPF	cal							Yes
virus0000006_01	parallel	06:24	300			VIRUS	sci							Yes
lrs20000013_01	QID 92	06:24	300	5.0	PSU25-3-002	LRS2-R	sci	1.42		20.79	0.31			P4
0033	LFC Cal	06:26	106.5			HPF	cal							Yes
0034	LFC Cal	06:35	106.5			HPF	cal							Yes
virus0000007_01	parallel	06:35	300			VIRUS	sci							Yes
lrs20000014_01	QID 57	06:35	300	6.0	PSU25-3-002	LRS2-R	sci	1.56		20.83	0.95			P4
0035	LFC Cal	06:38	106.5			HPF	cal							Yes
0036	LFC Cal	06:46	106.5			HPF	cal							Yes
lrs20000015_01	QID 26	06:46	450	5.5	PSU25-3-013	LRS2-B	sci	1.43		21.01	0.64			Yes
virus0000008_01	parallel	06:46	450			VIRUS	sci							Yes
0037	LFC Cal	06:48	106.5			HPF	cal							Yes
0038	LFC Cal	06:50	106.5			HPF	cal							Yes
virus0000008_02	parallel	06:54	450			VIRUS	sci							Yes
lrs20000015_02	QID 26	06:54	450	1.5	PSU25-3-013	LRS2-B	sci	1.47		20.94	0.71			Yes
lrs20000016_01	QID 1	07:06	150	3.5	PSU25-3-013	LRS2-B	sci	1.41		20.89	0.79			Yes
lrs20000016_02	QID 1	07:09	150	1.5	PSU25-3-013	LRS2-B	sci	1.49		20.87	0.79			Yes
lrs20000017_01	QID 23	07:16	150	4.5	PSU25-3-013	LRS2-B	sci	1.45		20.67	1.46			Yes
lrs20000017_02	QID 23	07:20	150	0.5	PSU25-3-013	LRS2-B	sci	1.42		20.66	1.47			Yes
0039	LFC Cal	07:28	106.5			HPF	cal							Yes
virus0000009_01	parallel	07:28	1500			VIRUS	sci							Yes
lrs20000018_01	QID 2314	07:28	1500	6.0	UT25-3-010	LRS2-B	sci	1.48		21.58	0.82			Yes
0040	LFC Cal	07:31	106.5			HPF	cal							Yes
0041	LFC Cal	07:33	106.5			HPF	cal							Yes
lrs20000019_01	QID 27	07:59	150	6.5	PSU25-3-013	LRS2-B	sci	1.38		21.17	0.78			Yes
lrs20000019_02	QID 27	08:03	150	0.5	PSU25-3-013	LRS2-B	sci	1.33		21.12	0.79			Yes
0042	LFC Cal	08:10	106.5			HPF	cal							Yes
virus0000010_01	parallel	08:10	2700			VIRUS	sci							Yes
lrs20000020_01	QID 948	08:10	2700	5.0	UT25-3-014	LRS2-B	sci	1.28		21.16	0.78			Yes
0043	LFC Cal	08:12	106.5			HPF	cal							Yes
0044	LFC Cal	08:15	106.5			HPF	cal							Yes
virus0000011_01	parallel	09:00	300			VIRUS	sci							Yes
0045	LFC Cal	09:01	106.5			HPF	cal							Yes
lrs20000021_01	QID 2101	09:01	300	6.0	UT25-3-010	LRS2-B	sci	1.40		21.32	0.85			Yes
0046	LFC Cal	09:03	106.5			HPF	cal							Yes
virus0000011_02	parallel	09:07	300			VIRUS	sci							Yes
lrs20000021_02	QID 2101	09:07	300	1.0	UT25-3-010	LRS2-B	sci	1.38		21.30	0.85			Yes
0047	test_drk_donotuse	09:16	10.7			HPF	cal							Yes
virus0000012_01	parallel	09:18	2047			VIRUS	eng							Yes
0048	Teegarden	09:19	969.1	6.8	ENG25-3-000	HPF	eng	1.30		20.05	0.88	288		Yes
0049	Teegarden	09:36	969.1	0.8	ENG25-3-000	HPF	eng	1.31		20.14	0.89	307		Yes
0050	LFC Cal	09:54	106.5			HPF	cal							Yes
0051	test_drk_donotuse	09:56	10.7			HPF	cal							Yes
0052	QID 1851	09:58	42.6	6.3	PSU25-3-008	HPF	sci	1.37		20.12	0.89	713		P4
0053	test_drk_donotuse	10:02	10.7			HPF	cal							Yes
0054	HR948_tell_std	10:05	330.2	6.5		HPF	telluric	1.25		19.99	0.88			Yes
0055	LFC Cal	10:18	106.5			HPF	cal							Yes
virus0000013_01	parallel	10:18	2580			VIRUS	sci							Yes
lrs20000022_01	QID 37	10:18	2580	7.0	PSU25-3-003	LRS2-B	sci	1.25		21.13	0.85			Yes
0056	LFC Cal	10:20	106.5			HPF	cal							Yes
0057	LFC Cal	10:23	106.5			HPF	cal							Yes
0058	test_drk_donotuse	11:04	10.7			HPF	cal							Yes
0059	QID 2287	11:06	308.9	4.9	UT25-3-019	HPF	sci	1.32		19.62	0.81	137		P4
virus0000014_01	parallel	11:06	1060			VIRUS	sci							Yes
0060	QID 2287	11:12	308.9	0.9	UT25-3-019	HPF	sci	1.35		19.53	0.82	127		P4
0061	QID 2287	11:18	308.9	0.9	UT25-3-019	HPF	sci	1.34		19.38	0.84	116		P4
0062	test_drk_donotuse	11:27	10.7			HPF	cal							Yes
0063	QID 1819	11:29	42.6	6.3	PSU25-3-008	HPF	sci	1.58		19.19	0.96	736		Yes
0064	test_drk_donotuse	11:34	10.7			HPF	cal							Yes
0065	QID 1811	11:37	53.3	7.1	PSU25-3-008	HPF	sci	1.41		17.54	0.65	626		Yes
lrs20000023_01	bias	11:39	0			LRS2	cal							Yes
virus0000015_01	bias	11:40	0			VIRUS	cal							Yes
virus0000016_01	Cd-A	11:44	15		ENG25-3-002	VIRUS	cal							Yes
virus0000017_01	Hg	11:45	15		ENG25-3-002	VIRUS	cal							Yes
virus0000018_01	skyflat	11:57	25			VIRUS	cal							Yes
virus0000019_01	skyflat	11:58	18			VIRUS	cal							Yes
virus0000020_01	skyflat	12:00	15			VIRUS	cal							Yes
lrs20000024_01	skyflat	12:06	30			LRS2	cal							Yes
lrs20000025_01	skyflat	12:08	20			LRS2	cal							Yes
lrs20000026_01	skyflat	12:09	15			LRS2	cal							Yes
0066	Dark	12:13	319.5			HPF	cal							Yes
0067	Quartz FCU	12:25	74.5			HPF	cal							Yes
0068	Quartz FCU	12:26	74.5			HPF	cal							Yes
0069	Quartz FCU	12:28	74.5			HPF	cal							Yes
0070	Quartz FCU	12:30	74.5			HPF	cal							Yes
0071	Quartz FCU	12:32	74.5			HPF	cal							Yes
0072	Quartz FCU	12:34	74.5			HPF	cal							Yes
0073	Quartz FCU	12:35	74.5			HPF	cal							Yes
0074	Alpha Bright Cal	12:38	85.2			HPF	cal							Yes
0075	Alpha Bright Cal	12:40	85.2			HPF	cal							Yes
0076	Alpha Bright Cal	12:42	85.2			HPF	cal							Yes
0077	Alpha Bright Cal	12:44	85.2			HPF	cal							Yes
0078	LFC FCU	12:46	106.5			HPF	cal							Yes
0079	LFC FCU	12:48	106.5			HPF	cal							Yes
0080	LFC FCU	12:51	106.5			HPF	cal							Yes
0081	LFC FCU	12:53	106.5			HPF	cal							Yes
0082	LFC FCU	12:55	106.5			HPF	cal							Yes
0083	LFC FCU	12:58	106.5			HPF	cal							Yes
0084	LFC Cal	13:01	106.5			HPF	cal							Yes
0085	LFC Cal	13:03	106.5			HPF	cal							Yes
0086	Etalon Cal	13:11	159.8			HPF	cal							Yes
0087	Etalon Cal	13:14	159.8			HPF	cal							Yes
0088	Etalon Cal	13:17	159.8			HPF	cal							Yes
0089	Etalon Cal	13:20	159.8			HPF	cal							Yes
0090	UNe Slave Cal	13:24	426			HPF	cal							Yes
0091	UNe Slave Cal	13:32	426			HPF	cal							Yes
0092	UNe Slave Cal	13:39	426			HPF	cal							Yes
0093	UNe Slave Cal	13:47	426			HPF	cal							Yes
0094	UNe Slave Cal	13:55	426			HPF	cal							Yes
0095	UNe Slave Cal	14:03	426			HPF	cal							Yes
0076	LFC Cal	23:23	106.5			HPF	cal							Yes
lrs20009900_01	bias	23:41	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	23:41	20			VIRUS	cal							Yes
virus0009901_01	bias	23:43	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	23:44	20			LRS2	cal							Yes
virus0009902_01	dark	23:45	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	23:46	38			LRS2	cal							Yes
lrs20009903_01	FeAr_R	23:48	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	23:49	15			LRS2	cal							Yes
virus0006100_01	dark	23:51	10			VIRUS	cal							Yes
virus0009903_01	bias	23:52	0			VIRUS	cal							Yes
0077	Dark	23:55	319.5			HPF	cal							Yes