HET Night Report Reader

Civil Date	Ephemerides
2025-03-16	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	01:12	01:57	02:25	11:43	12:11	12:56	03:22	-
Night Length	9:18		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
23:16	14.8	10.2	23:31	engineering	00:15
01:10	11.9	11.0	12:09	twilight	10:59
Total Time Open					11:14

Program	Night Priority	Science
02:25	Science
08:22	Idle due to weather (clouds)
09:46	Science
10:27	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
01:37	02:16	0.41	0.64	210	+5365	10.9	11.1	11.2	225	9	First of Night
12:02	12:08	0.73	1.11	335	+6269	9.6	9.8	9.9	187	14	Post-Observing

Problem Reports
PR Number	Times	Time Lost	Description	Response
5755	11:10-11:11	00:01	Pas server restart due to TT camera issue.
5778	11:30-11:31, 11:33-11:35	00:03	Restarted pas server due to communication error with HPF ACQ. Some extra time lost recorded due to issues with restoring camera function in TCS GUI post-pas restart

TO Comments	Calm night with stable temperatures and some poor seeing. Cirrus rolled in later in 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	LFC FCU	00:01	106.5			HPF	cal							Yes
0002	LFC FCU	00:04	106.5			HPF	cal							Yes
0003	LFC Cal	00:06	106.5			HPF	cal							Yes
0004	LFC Cal	00:09	106.5			HPF	cal							Yes
0005	Etalon Cal	00:11	159.8			HPF	cal							Yes
0006	UNe Slave Cal	00:15	426			HPF	cal							Yes
lrs20000001_01	flat_Qth_R	00:16	15			LRS2	cal							Yes
lrs20000001_02	flat_Qth_R	00:17	15			LRS2	cal							Yes
lrs20000001_03	flat_Qth_R	00:19	15			LRS2	cal							Yes
lrs20000001_04	flat_Qth_R	00:20	15			LRS2	cal							Yes
lrs20000001_05	flat_Qth_R	00:21	15			LRS2	cal							Yes
lrs20000002_01	flat_ldls_long_B	00:22	20			LRS2	cal							Yes
0007	UNe Slave Cal	00:23	426			HPF	cal							Yes
lrs20000002_02	flat_ldls_long_B	00:24	20			LRS2	cal							Yes
lrs20000002_03	flat_ldls_long_B	00:25	20			LRS2	cal							Yes
lrs20000003_01	Cd-A_B	00:27	38			LRS2	cal							Yes
lrs20000003_02	Cd-A_B	00:28	38			LRS2	cal							Yes
lrs20000003_03	Cd-A_B	00:30	38			LRS2	cal							Yes
0008	UNe Slave Cal	00:31	426			HPF	cal							Yes
lrs20000004_01	FeAr_R	00:31	15			LRS2	cal							Yes
lrs20000004_02	FeAr_R	00:33	15			LRS2	cal							Yes
lrs20000004_03	FeAr_R	00:34	15			LRS2	cal							Yes
lrs20000005_01	Hg_R	00:35	20			LRS2	cal							Yes
lrs20000005_02	Hg_R	00:37	20			LRS2	cal							Yes
0009	UNe Slave Cal	00:38	426			HPF	cal							Yes
lrs20000005_03	Hg_R	00:38	20			LRS2	cal							Yes
lrs20000006_01	Hg_B	00:39	15			LRS2	cal							Yes
lrs20000006_02	Hg_B	00:40	15			LRS2	cal							Yes
lrs20000006_03	Hg_B	00:42	15			LRS2	cal							Yes
0010	UNe Slave Cal	00:46	426			HPF	cal							Yes
virus0000001_01	flat_ldls_long	00:48	15			VIRUS	cal							Yes
virus0000001_02	flat_ldls_long	00:50	15			VIRUS	cal							Yes
virus0000001_03	flat_ldls_long	00:51	15			VIRUS	cal							Yes
virus0000002_01	Cd-A	00:53	15			VIRUS	cal							Yes
0011	UNe Slave Cal	00:54	426			HPF	cal							Yes
virus0000002_02	Cd-A	00:54	15			VIRUS	cal							Yes
virus0000002_03	Cd-A	00:55	15			VIRUS	cal							Yes
virus0000003_01	Hg	00:57	15			VIRUS	cal							Yes
virus0000003_02	Hg	00:58	15			VIRUS	cal							Yes
virus0000003_03	Hg	01:00	15			VIRUS	cal							Yes
0012	twilight	01:09	298.2			HPF	cal							Yes
lrs20000007_01	skyflat	01:17	7			LRS2	cal							Yes
lrs20000008_01	skyflat	01:18	10			LRS2	cal							Yes
lrs20000009_01	skyflat	01:19	13			LRS2	cal							Yes
lrs20000010_01	skyflat	01:20	16			LRS2	cal							Yes
lrs20000011_01	skyflat	01:21	22			LRS2	cal							Yes
lrs20000012_01	skyflat	01:23	30			LRS2	cal							Yes
virus0000004_01	skyflat	01:25	7			VIRUS	cal							Yes
virus0000005_01	skyflat	01:26	10			VIRUS	cal							Yes
virus0000006_01	skyflat	01:28	14			VIRUS	cal							Yes
virus0000007_01	skyflat	01:29	18			VIRUS	cal							Yes
virus0000008_01	skyflat	01:31	26			VIRUS	cal							Yes
lrs20000013_01	bias	01:35	0			LRS2	cal							Yes
virus0000009_01	bias	01:35	0			VIRUS	cal							Yes
lrs20000013_02	bias	01:35	0			LRS2	cal							Yes
virus0000009_02	bias	01:36	0			VIRUS	cal							Yes
lrs20000013_03	bias	01:36	0			LRS2	cal							Yes
virus0000009_03	bias	01:36	0			VIRUS	cal							Yes
lrs20000013_04	bias	01:37	0			LRS2	cal							Yes
virus0000009_04	bias	01:37	0			VIRUS	cal							Yes
lrs20000013_05	bias	01:38	0			LRS2	cal							Yes
virus0000009_05	bias	01:38	0			VIRUS	cal							Yes
lrs20000013_06	bias	01:39	0			LRS2	cal							Yes
virus0000009_06	bias	01:39	0			VIRUS	cal							Yes
lrs20000013_07	bias	01:40	0			LRS2	cal							Yes
virus0000009_07	bias	01:40	0			VIRUS	cal							Yes
lrs20000013_08	bias	01:41	0			LRS2	cal							Yes
virus0000009_08	bias	01:41	0			VIRUS	cal							Yes
lrs20000013_09	bias	01:41	0			LRS2	cal							Yes
virus0000009_09	bias	01:42	0			VIRUS	cal							Yes
lrs20000013_10	bias	01:42	0			LRS2	cal							Yes
virus0000009_10	bias	01:43	0			VIRUS	cal							Yes
lrs20000013_11	bias	01:43	0			LRS2	cal							Yes
virus0000009_11	bias	01:43	0			VIRUS	cal							Yes
lrs20000014_01	dark	01:44	360			LRS2	cal							Yes
virus0000010_01	dark	01:44	360			VIRUS	cal							Yes
lrs20000014_02	dark	01:51	360			LRS2	cal							Yes
virus0000010_02	dark	01:51	360			VIRUS	cal							Yes
lrs20000014_03	dark	01:58	360			LRS2	cal							Yes
virus0000010_03	dark	01:58	360			VIRUS	cal							Yes
0013	test_drk_donotuse	02:17	10.7			HPF	cal							Yes
virus0000011_01	parallel	02:20	2047			VIRUS	sci							Yes
0014	parallel	02:21	969.1	3.8	PSU25-1-016	HPF	sci	1.45	0.86	20.31	0.97	169		Yes
0015	parallel	02:38	969.1	0.8	PSU25-1-016	HPF	sci	1.38	0.84	20.40	0.96	183		Yes
0016	LFC Cal	02:56	106.5			HPF	cal							Yes
0017	test_drk_donotuse	02:59	10.7			HPF	cal							Yes
0018	parallel	03:01	969.1	6.8	PSU25-1-016	HPF	sci	1.40	0.90	20.41	1.01	462		Yes
virus0000012_01	parallel	03:01	2047			VIRUS	sci							Yes
0019	parallel	03:18	969.1	1.8	PSU25-1-016	HPF	sci	1.41	0.81	20.18	1.02	463		Yes
0020	LFC Cal	03:36	106.5			HPF	cal							Yes
0021	test_drk_donotuse	03:40	10.7			HPF	cal							Yes
virus0000013_01	parallel	03:42	2047			VIRUS	sci							Yes
0022	parallel	03:43	969.1	7.8	PSU25-1-012	HPF	sci	1.70	0.93	20.18	0.71	102		Yes
0023	parallel	04:00	969.1	0.8	PSU25-1-012	HPF	sci	1.66	0.92	20.03	0.68	98		Yes
0024	LFC Cal	04:18	106.5			HPF	cal							Yes
0025	test_drk_donotuse	04:23	10.7			HPF	cal							Yes
0026	parallel	04:25	969.1	8.8	UT25-1-024	HPF	sci	1.58	0.96	19.75	0.95	40		Yes
virus0000014_01	parallel	04:25	2047			VIRUS	sci							Yes
0027	parallel	04:42	969.1	0.8	UT25-1-024	HPF	sci	1.76	1.17	19.71	0.97	36		Yes
0028	test_drk_donotuse	05:00	10.7			HPF	cal							Yes
0029	parallel	05:05	969.1	6.8	UT25-1-010	HPF	sci	1.70	1.29	19.83	1.00	242		Yes
virus0000015_01	parallel	05:05	2047			VIRUS	sci							Yes
0030	parallel	05:22	969.1	0.8	UT25-1-010	HPF	sci	1.74	1.38	19.79	1.02	243		Yes
0031	LFC Cal	05:40	106.5			HPF	cal							Yes
0032	test_drk_donotuse	05:43	10.7			HPF	cal							Yes
0033	parallel	05:45	969.1	6.8	UT25-1-024	HPF	sci	1.81	1.34	19.73	1.04	25		Yes
virus0000016_01	parallel	05:45	2047			VIRUS	sci							Yes
0034	parallel	06:02	969.1	1.8	UT25-1-024	HPF	sci	1.74	1.54	19.68	1.01	21		Yes
0035	test_drk_donotuse	06:20	10.7			HPF	cal							Yes
virus0000017_01	parallel	06:25	1417			VIRUS	sci							Yes
0036	parallel	06:26	308.9	6.9	UT25-1-021	HPF	sci	1.62	1.22	19.66	0.96	90		Yes
0037	parallel	06:32	308.9	0.9	UT25-1-021	HPF	sci	1.69	1.16	19.68	0.95	86		Yes
0038	parallel	06:38	308.9	0.9	UT25-1-021	HPF	sci	1.87	1.20	19.71	0.93	82		Yes
0039	parallel	06:43	308.9	-0.1	UT25-1-021	HPF	sci	1.93	1.27	19.72	0.90	82		Yes
0040	test_drk_donotuse	06:50	10.7			HPF	cal							Yes
0041	HR5373_tell_std	06:55	330.2	7.5		HPF	telluric	1.76	1.27	19.37	0.76			Yes
0042	test_drk_donotuse	07:07	10.7			HPF	cal							Yes
virus0000018_01	parallel	07:07	2047			VIRUS	sci							Yes
0043	parallel	07:08	969.1	6.8	UT25-1-024	HPF	sci	1.61	1.10	19.40	0.81	14		Yes
0044	parallel	07:25	969.1	0.8	UT25-1-024	HPF	sci	1.61	1.44	19.48	0.83	15		Yes
0045	test_drk_donotuse	07:43	10.7			HPF	cal							Yes
virus0000019_01	parallel	07:47	2083			VIRUS	sci							Yes
0046	parallel	07:48	649.6	7.2	PSU25-1-016	HPF	sci	1.81	1.22	18.15	0.62	278	variable clouds cover	Yes
0047	parallel	08:00	649.6	0.2	PSU25-1-016	HPF	sci	1.71	1.19	17.71	0.48	249		Yes
0048	parallel	08:11	649.6	1.2	PSU25-1-016	HPF	sci	1.58	1.23	17.57	0.54	218		Yes
0049	LFC Cal	08:24	106.5			HPF	cal							Yes
0050	test_drk_donotuse	08:27	10.7			HPF	cal							Yes
0051	parallel	08:29	330.2	7.5	PSU25-1-016	HPF	sci	1.54	1.25	18.11	0.51	309	clouds	No
virus0000020_01	parallel	08:29	2203			VIRUS	sci							Yes
0052	parallel	08:35	330.2	0.5	PSU25-1-016	HPF	sci	1.44	1.18	17.96	0.49	328		No
0053	parallel	08:42	330.2	0.5	PSU25-1-016	HPF	sci	1.49	1.33	17.79	0.44	321		No
0054	parallel	08:48	330.2	0.5	PSU25-1-016	HPF	sci	1.46	1.34	17.65	0.38	307		No
0055	parallel	08:54	330.2	0.5	PSU25-1-016	HPF	sci	1.46	1.31	17.64	0.40	296		No
0056	parallel	09:00	330.2	0.5	PSU25-1-016	HPF	sci	1.45	1.46	17.67	0.42	290		No
0057	LFC Cal	09:07	106.5			HPF	cal							Yes
0058	test_drk_donotuse	09:12	10.7			HPF	cal							Yes
virus0000021_01	parallel	09:12	2047			VIRUS	sci							Yes
0059	parallel	09:13	969.1	7.8	UT25-1-010	HPF	sci	1.45	1.15	17.97	0.35	71		No
0060	parallel	09:30	969.1	0.8	UT25-1-010	HPF	sci	1.33	1.23	17.79	0.30	58		No
0061	LFC Cal	09:48	106.5			HPF	cal							Yes
0062	test_drk_donotuse	09:53	10.7			HPF	cal							Yes
virus0000022_01	parallel	09:53	2047			VIRUS	sci							Yes
0063	parallel	09:54	969.1	7.8	UT25-1-024	HPF	sci	1.72	1.27	18.22	0.53	116		P4
0064	parallel	10:11	969.1	0.8	UT25-1-024	HPF	sci	1.73	1.17	18.06	0.47	115		P4
0065	test_drk_donotuse	10:29	10.7			HPF	cal							Yes
virus0000023_01	parallel	10:34	2047			VIRUS	sci							Yes
0066	parallel	10:35	969.1	7.8	UT25-1-024	HPF	sci	2.10	1.88	18.33	0.56	20	clouds	No
0067	parallel	10:52	969.1	0.8	UT25-1-024	HPF	sci	2.04	1.83	17.70	0.39	18		No
0068	LFC Cal	11:11	106.5			HPF	cal							Yes
lrs20000015_01	bias	12:02	0			LRS2	cal							Yes
virus0000024_01	bias	12:02	0			VIRUS	cal							Yes
virus0000025_01	Cd-A	12:07	15		ENG25-1-002	VIRUS	cal							Yes
virus0000026_01	Hg	12:08	15		ENG25-1-002	VIRUS	cal							Yes
0069	Dark	12:16	319.5			HPF	cal							Yes
0070	Quartz FCU	12:27	74.5			HPF	cal							Yes
0071	Quartz FCU	12:29	74.5			HPF	cal							Yes
0072	Quartz FCU	12:31	74.5			HPF	cal							Yes
0073	Quartz FCU	12:33	74.5			HPF	cal							Yes
0074	Quartz FCU	12:34	74.5			HPF	cal							Yes
0075	Quartz FCU	12:36	74.5			HPF	cal							Yes
0076	Quartz FCU	12:38	74.5			HPF	cal							Yes
0077	Alpha Bright Cal	12:40	85.2			HPF	cal							Yes
0078	Alpha Bright Cal	12:42	85.2			HPF	cal							Yes
0079	Alpha Bright Cal	12:44	85.2			HPF	cal							Yes
0080	Alpha Bright Cal	12:46	85.2			HPF	cal							Yes
0081	LFC FCU	12:49	106.5			HPF	cal							Yes
0082	LFC FCU	12:51	106.5			HPF	cal							Yes
0083	LFC FCU	12:53	106.5			HPF	cal							Yes
0084	LFC FCU	12:56	106.5			HPF	cal							Yes
0085	LFC FCU	12:58	106.5			HPF	cal							Yes
0086	LFC FCU	13:00	106.5			HPF	cal							Yes
0087	LFC Cal	13:03	106.5			HPF	cal							Yes
0088	LFC Cal	13:05	106.5			HPF	cal							Yes
0089	Etalon Cal	13:13	159.8			HPF	cal							Yes
0090	Etalon Cal	13:16	159.8			HPF	cal							Yes
0091	Etalon Cal	13:20	159.8			HPF	cal							Yes
0092	Etalon Cal	13:23	159.8			HPF	cal							Yes
0093	UNe Slave Cal	13:26	426			HPF	cal							Yes
0094	UNe Slave Cal	13:34	426			HPF	cal							Yes
0095	UNe Slave Cal	13:42	426			HPF	cal							Yes
0096	UNe Slave Cal	13:50	426			HPF	cal							Yes
0097	UNe Slave Cal	13:57	426			HPF	cal							Yes
0098	UNe Slave Cal	14:05	426			HPF	cal							Yes
0061	LFC Cal	22:52	106.5			HPF	cal							Yes
lrs20009900_01	bias	23:04	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	23:04	20			VIRUS	cal							Yes
virus0009901_01	bias	23:06	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	23:06	20			LRS2	cal							Yes
virus0009902_01	dark	23:08	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	23:09	38			LRS2	cal							Yes
lrs20009903_01	FeAr_R	23:10	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	23:12	15			LRS2	cal							Yes
0062	Dark	23:33	319.5			HPF	cal							Yes
0063	Quartz FCU	23:40	74.5			HPF	cal							Yes
0064	Quartz FCU	23:42	74.5			HPF	cal							Yes
0065	Quartz FCU	23:43	74.5			HPF	cal							Yes
0066	Quartz FCU	23:45	74.5			HPF	cal							Yes
0067	Quartz FCU	23:47	74.5			HPF	cal							Yes
0068	Quartz FCU	23:49	74.5			HPF	cal							Yes
0069	Quartz FCU	23:50	74.5			HPF	cal							Yes
0070	Alpha Bright Cal	23:53	85.2			HPF	cal							Yes
0071	Alpha Bright Cal	23:55	85.2			HPF	cal							Yes
0072	Alpha Bright Cal	23:57	85.2			HPF	cal							Yes
0073	Alpha Bright Cal	23:59	85.2			HPF	cal							Yes