HET Night Report Reader

Civil Date	Ephemerides
2025-05-28	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	02:00	02:52	03:27	10:19	10:54	11:47	-	04:19
Night Length	6:52		Sunset Temperature

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

Overlaps
TO Overlap	RA Overlap
-	Justen Pautzke

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
00:14	21.5	17.1	00:30	twilight	00:16
01:51	20.2	17.5	07:46	dew point	05:55
08:21	16.2	16.2	10:38	twilight	02:17
Total Time Open					8:28

Program	Night Priority	Science
03:27	Science
04:50	Idle due to weather (Clouds)
05:16	Science
07:39	Idle due to weather (Dew Point/Clouds)

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
02:31	03:06	0.43	0.66	195	+2632	19.2	19.2	19.0	126	12	First of Night
10:29	10:35	0.56	0.90	65	+3572	18.0	18.4	18.2	174	12	Post-Observing

Problem Reports
PR Number	Times	Time Lost	Description	Response
6488	03:22-03:22, 10:18-10:18	00:00	AZ Motor Control 2 Fault.

TO Comments	Intermittent clouds and somewhat high humidity. Brief closure for tracker dew point.

RA Comments	none

Observations
File	Target/QID	Exp Start	Exposure	Overhead	Program	Instrument Configuration	Data Type	IQ	Dimm	SkySBrt	Skytrans	SNR	Comments	Charge
0001	twilight	01:57	298.2			HPF	cal							Yes
lrs20000001_01	skyflat	02:05	7			LRS2	cal							Yes
lrs20000002_01	skyflat	02:07	10			LRS2	cal							Yes
lrs20000003_01	skyflat	02:08	13			LRS2	cal							Yes
lrs20000004_01	skyflat	02:09	16			LRS2	cal							Yes
lrs20000005_01	skyflat	02:10	22			LRS2	cal							Yes
lrs20000006_01	skyflat	02:11	30			LRS2	cal							Yes
virus0000001_01	skyflat	02:15	7			VIRUS	cal							Yes
virus0000002_01	skyflat	02:16	10			VIRUS	cal							Yes
virus0000003_01	skyflat	02:18	14			VIRUS	cal							Yes
virus0000004_01	skyflat	02:19	18			VIRUS	cal							Yes
virus0000005_01	skyflat	02:21	26			VIRUS	cal							Yes
virus0000006_01	parallel	03:10	300			VIRUS	spec							Yes
lrs20000007_01	P177D_056_E	03:11	300	5.0		LRS2	spec	1.73	1.10	21.84	0.57			Yes
lrs20000008_01	P177D_066_E	03:18	180	2.0		LRS2	spec	1.75	1.11	21.13	0.68			Yes
virus0000007_01	P177D_034_E	03:26	60	5.0		VIRUS	spec	1.99	1.31	22.07	0.65			Yes
virus0000007_02	P177D_034_E	03:28	60	1.0		VIRUS	spec	1.98	1.31	22.02	0.60			Yes
virus0000007_03	P177D_034_E	03:31	60	2.0		VIRUS	spec	1.90	1.35	22.04	0.56			Yes
0002	LFC Cal	03:33	106.5			HPF	cal							Yes
0003	test_drk_donotuse	03:39	10.7			HPF	cal							Yes
virus0000008_01	parallel	03:39	363			VIRUS	sci							Yes
0004	QID 2562	03:40	330.2	7.5	PSU25-2-015	HPF	sci	1.67	1.04	20.27	0.64	366		Yes
0005	LFC Cal	03:47	106.5			HPF	cal							Yes
0006	test_drk_donotuse	03:53	10.7			HPF	cal							Yes
0007	QID 2572	03:54	969.1	8.8	PSU25-2-016	HPF	sci	1.73	1.39	20.23	0.79	230		Yes
virus0000009_01	parallel	03:54	2047			VIRUS	sci							Yes
0008	QID 2572	04:11	969.1	0.8	PSU25-2-016	HPF	sci	1.78	1.35	20.20	0.76	207		Yes
0009	LFC Cal	04:29	106.5			HPF	cal							Yes
0010	test_drk_donotuse	04:34	10.7			HPF	cal							Yes
virus0000010_01	parallel	04:36	859			VIRUS	sci							Yes
0011	QID 2615	04:37	394.1	9.4	UT25-2-023	HPF	sci	1.64	1.04	20.01	0.77	387		Yes
0012	QID 2615	04:44	394.1	0.4	UT25-2-023	HPF	sci	1.69	1.06	20.05	0.77	398		Yes
0013	LFC Cal	04:52	106.5			HPF	cal							Yes
0014	LFC Cal	04:56	106.5			HPF	cal							Yes
lrs20000009_01	parallel	04:56	300			LRS2	sci							Yes
virus0000011_01	QID 119	04:56	300	6.0	M25-2-004	VIRUS	sci	1.67	1.09	21.70	0.25		Clouds moved in and we lost target. Did not attempt rest of group.	No
0015	LFC Cal	04:59	106.5			HPF	cal							Yes
0016	test_drk_donotuse	05:10	10.7			HPF	cal							Yes
0017	QID 2620	05:13	159.8	6.3	PSU25-2-005	HPF	sci	1.86	1.53	20.18	0.18	165	Clouds kept transparency low for majority of observation.	No
0018	test_drk_donotuse	05:20	10.7			HPF	cal							Yes
0019	HR5863_tell_std	05:23	117.2	7.0		HPF	telluric	2.13	1.57	19.98	0.59			Yes
0020	test_drk_donotuse	05:31	10.7			HPF	cal							Yes
0021	QID 2624	05:35	181.1	10.0	PSU25-2-005	HPF	sci	1.75	1.41	20.22	0.88	361		P4
0022	LFC Cal	05:40	106.5			HPF	cal							Yes
0023	test_drk_donotuse	05:44	10.7			HPF	cal							Yes
virus0000012_01	parallel	05:44	979			VIRUS	sci							Yes
0024	QID 2509	05:45	915.9	6.7	UT25-2-012	HPF	sci	1.61	1.40	20.19	0.74	116		P4
0025	LFC Cal	06:02	106.5			HPF	cal							Yes
virus0000013_01	parallel	06:07	300			VIRUS	sci							Yes
0026	LFC Cal	06:08	106.5			HPF	cal							Yes
lrs20000010_01	QID 29	06:08	300	8.0	PSU25-2-007	LRS2-R	sci	1.74	1.15	20.64	0.66			P4
0027	LFC Cal	06:10	106.5			HPF	cal							Yes
0028	LFC Cal	06:14	106.5			HPF	cal							Yes
0029	LFC Cal	06:18	106.5			HPF	cal							Yes
virus0000014_01	parallel	06:18	300			VIRUS	sci							Yes
lrs20000011_01	QID 30	06:18	300	5.0	PSU25-2-007	LRS2-R	sci	1.66	0.88	20.68	0.72			P4
0030	LFC Cal	06:20	106.5			HPF	cal							Yes
0031	LFC Cal	06:24	106.5			HPF	cal							Yes
lrs20000012_01	QID 54	06:27	300	4.0	PSU25-2-007	LRS2-R	sci	1.70	0.74	20.63	0.87			P4
virus0000015_01	parallel	06:27	300			VIRUS	sci							Yes
0032	LFC Cal	06:28	106.5			HPF	cal							Yes
0033	LFC Cal	06:30	106.5			HPF	cal							Yes
0034	LFC Cal	06:33	106.5			HPF	cal							Yes
0035	test_drk_donotuse	06:36	10.7			HPF	cal							Yes
0036	QID 2627	06:39	117.2	7.0	PSU25-2-005	HPF	sci	1.40	0.89	20.20	0.68	355		P4
0037	LFC Cal	06:42	106.5			HPF	cal							Yes
lrs20000013_01	parallel	06:46	1000			LRS2	sci							Yes
virus0000016_01	QID 162	06:46	1000	5.3	UT25-2-014	VIRUS	sci	1.81	0.94	22.22	0.82			Yes
0038	LFC Cal	06:47	106.5			HPF	cal							Yes
0039	LFC Cal	06:49	106.5			HPF	cal							Yes
0040	LFC Cal	06:51	106.5			HPF	cal							Yes
lrs20000013_02	parallel	07:04	1000			LRS2	sci							Yes
virus0000016_02	QID 162	07:04	1000	1.3	UT25-2-014	VIRUS	sci	2.07	0.92	22.11	0.88			Yes
lrs20000013_03	parallel	07:22	1000			LRS2	sci							Yes
virus0000016_03	QID 162	07:22	1000	1.3	UT25-2-014	VIRUS	sci	2.01	0.89	22.21	0.88			Yes
0041	LFC Cal	07:41	106.5			HPF	cal							Yes
0042	LFC Cal	08:22	106.5			HPF	cal							Yes
lrs20000014_01	parallel	08:25	1000			LRS2	sci							Yes
0043	LFC Cal	08:26	106.5			HPF	cal							Yes
virus0000017_01	QID 2607	08:26	1000	4.3	UT25-2-014	VIRUS	sci	1.92	0.83	22.26	0.46		Clouds lowered transparency in the first exposure and continued throughout the second, so third exposure was aborted.	No
0044	LFC Cal	08:28	106.5			HPF	cal							Yes
0045	LFC Cal	08:30	106.5			HPF	cal							Yes
lrs20000014_02	parallel	08:43	1000			LRS2	sci							Yes
virus0000017_02	QID 2607	08:43	1000	1.3	UT25-2-014	VIRUS	sci	2.13	0.86	22.05	0.08			No
0046	test_drk_donotuse	09:04	10.7			HPF	cal							Yes
0047	QID 1519	09:06	969.1	5.8	UT25-2-008	HPF	sci	1.83	1.15	20.41	0.71	250	Clouds lowered transparency in the second exposure.	No
virus0000018_01	parallel	09:06	2047			VIRUS	sci							Yes
0048	QID 1519	09:23	969.1	0.8	UT25-2-008	HPF	sci	1.71	1.00	20.26	0.22	187		No
0049	LFC Cal	09:41	106.5			HPF	cal							Yes
0050	LFC Cal	09:44	106.5			HPF	cal							Yes
0051	LFC Cal	10:04	106.5			HPF	cal							Yes
0052	LFC Cal	10:22	106.5			HPF	cal							Yes
virus0000019_01	parallel	10:22	300			VIRUS	sci							Yes
lrs20000015_01	QID 27	10:22	300	5.0	PSU25-2-007	LRS2-B	sci	1.58	0.58	21.90	0.09		Clouds kept transparency low for majority of observation.	No
0053	LFC Cal	10:24	106.5			HPF	cal							Yes
lrs20000016_01	bias	10:29	0			LRS2	cal							Yes
virus0000020_01	bias	10:30	0			VIRUS	cal							Yes
virus0000021_01	Cd-A	10:35	15		ENG25-2-002	VIRUS	cal							Yes
virus0000022_01	Hg	10:36	15		ENG25-2-002	VIRUS	cal							Yes
0054	Dark	10:39	319.5			HPF	cal							Yes
0055	Quartz FCU	10:50	74.5			HPF	cal							Yes
0056	Quartz FCU	10:52	74.5			HPF	cal							Yes
0057	Quartz FCU	10:54	74.5			HPF	cal							Yes
0058	Quartz FCU	10:56	74.5			HPF	cal							Yes
0059	Quartz FCU	10:57	74.5			HPF	cal							Yes
0060	Quartz FCU	10:59	74.5			HPF	cal							Yes
0061	Quartz FCU	11:01	74.5			HPF	cal							Yes
0062	Alpha Bright Cal	11:03	85.2			HPF	cal							Yes
0063	Alpha Bright Cal	11:05	85.2			HPF	cal							Yes
0064	Alpha Bright Cal	11:07	85.2			HPF	cal							Yes
0065	Alpha Bright Cal	11:09	85.2			HPF	cal							Yes
0066	LFC FCU	11:12	106.5			HPF	cal							Yes
0067	LFC FCU	11:14	106.5			HPF	cal							Yes
0068	LFC FCU	11:16	106.5			HPF	cal							Yes
0069	LFC FCU	11:19	106.5			HPF	cal							Yes
0070	LFC FCU	11:21	106.5			HPF	cal							Yes
0071	LFC FCU	11:23	106.5			HPF	cal							Yes
0072	LFC Cal	11:26	106.5			HPF	cal							Yes
0073	LFC Cal	11:29	106.5			HPF	cal							Yes
0074	Etalon Cal	11:36	159.8			HPF	cal							Yes
0075	Etalon Cal	11:40	159.8			HPF	cal							Yes
0076	Etalon Cal	11:43	159.8			HPF	cal							Yes
0077	Etalon Cal	11:46	159.8			HPF	cal							Yes
0078	UNe Slave Cal	11:50	426			HPF	cal							Yes
0079	UNe Slave Cal	11:57	426			HPF	cal							Yes
0080	UNe Slave Cal	12:05	426			HPF	cal							Yes
0081	UNe Slave Cal	12:13	426			HPF	cal							Yes
0082	UNe Slave Cal	12:21	426			HPF	cal							Yes
0083	UNe Slave Cal	12:28	426			HPF	cal							Yes
0072	LFC Cal	21:34	106.5			HPF	cal							Yes
lrs20009900_01	bias	21:47	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	21:47	20			VIRUS	cal							Yes
virus0009901_01	bias	21:49	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	21:49	20			LRS2	cal							Yes
virus0009902_01	dark	21:51	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	21:52	38			LRS2	cal							Yes
lrs20009903_01	FeAr_R	21:53	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	21:55	15			LRS2	cal							Yes
0073	Dark	22:06	319.5			HPF	cal							Yes
0074	Quartz FCU	22:13	74.5			HPF	cal							Yes
0075	Quartz FCU	22:14	74.5			HPF	cal							Yes
0076	Quartz FCU	22:16	74.5			HPF	cal							Yes
0077	Quartz FCU	22:18	74.5			HPF	cal							Yes
0078	Quartz FCU	22:20	74.5			HPF	cal							Yes
0079	Quartz FCU	22:21	74.5			HPF	cal							Yes
0080	Quartz FCU	22:23	74.5			HPF	cal							Yes
0081	Alpha Bright Cal	22:26	85.2			HPF	cal							Yes
0082	Alpha Bright Cal	22:28	85.2			HPF	cal							Yes
0083	Alpha Bright Cal	22:29	85.2			HPF	cal							Yes
0084	Alpha Bright Cal	22:31	85.2			HPF	cal							Yes
0085	LFC FCU	22:34	106.5			HPF	cal							Yes
0086	LFC FCU	22:37	106.5			HPF	cal							Yes
0087	LFC Cal	22:39	106.5			HPF	cal							Yes
0088	LFC Cal	22:42	106.5			HPF	cal							Yes
0089	Etalon Cal	22:44	159.8			HPF	cal							Yes
0090	UNe Slave Cal	22:48	426			HPF	cal							Yes
lrs20000010_01	flat_Qth_R	22:50	15			LRS2	cal							Yes
lrs20000010_02	flat_Qth_R	22:51	15			LRS2	cal							Yes
lrs20000010_03	flat_Qth_R	22:53	15			LRS2	cal							Yes
lrs20000010_04	flat_Qth_R	22:54	15			LRS2	cal							Yes
lrs20000010_05	flat_Qth_R	22:55	15			LRS2	cal							Yes
0091	UNe Slave Cal	22:56	426			HPF	cal							Yes
lrs20000011_01	flat_ldls_long_B	22:56	20			LRS2	cal							Yes
lrs20000011_02	flat_ldls_long_B	22:58	20			LRS2	cal							Yes
lrs20000011_03	flat_ldls_long_B	22:59	20			LRS2	cal							Yes
lrs20000012_01	Cd-A_B	23:00	38			LRS2	cal							Yes
lrs20000012_02	Cd-A_B	23:02	38			LRS2	cal							Yes
0092	UNe Slave Cal	23:03	426			HPF	cal							Yes
lrs20000012_03	Cd-A_B	23:03	38			LRS2	cal							Yes
lrs20000013_01	FeAr_R	23:05	15			LRS2	cal							Yes
lrs20000013_02	FeAr_R	23:06	15			LRS2	cal							Yes
lrs20000013_03	FeAr_R	23:08	15			LRS2	cal							Yes
lrs20000014_01	Hg_R	23:09	20			LRS2	cal							Yes
lrs20000014_02	Hg_R	23:10	20			LRS2	cal							Yes
0093	UNe Slave Cal	23:11	426			HPF	cal							Yes
lrs20000014_03	Hg_R	23:11	20			LRS2	cal							Yes
lrs20000015_01	Hg_B	23:13	15			LRS2	cal							Yes
lrs20000015_02	Hg_B	23:14	15			LRS2	cal							Yes
lrs20000015_03	Hg_B	23:15	15			LRS2	cal							Yes
0094	UNe Slave Cal	23:19	426			HPF	cal							Yes
virus0000014_01	flat_ldls_long	23:22	15			VIRUS	cal							Yes
virus0000014_02	flat_ldls_long	23:23	15			VIRUS	cal							Yes
virus0000014_03	flat_ldls_long	23:24	15			VIRUS	cal							Yes
virus0000015_01	Cd-A	23:26	15			VIRUS	cal							Yes
0095	UNe Slave Cal	23:27	426			HPF	cal							Yes
virus0000015_02	Cd-A	23:27	15			VIRUS	cal							Yes
virus0000015_03	Cd-A	23:29	15			VIRUS	cal							Yes
virus0000016_01	Hg	23:30	15			VIRUS	cal							Yes
virus0000016_02	Hg	23:31	15			VIRUS	cal							Yes
virus0000016_03	Hg	23:33	15			VIRUS	cal							Yes
lrs20000016_01	bias	23:34	0			LRS2	cal							Yes
virus0000017_01	bias	23:34	0			VIRUS	cal							Yes
lrs20000016_02	bias	23:35	0			LRS2	cal							Yes
virus0000017_02	bias	23:35	0			VIRUS	cal							Yes
lrs20000016_03	bias	23:36	0			LRS2	cal							Yes
virus0000017_03	bias	23:36	0			VIRUS	cal							Yes
lrs20000016_04	bias	23:36	0			LRS2	cal							Yes
virus0000017_04	bias	23:37	0			VIRUS	cal							Yes
lrs20000016_05	bias	23:37	0			LRS2	cal							Yes
virus0000017_05	bias	23:38	0			VIRUS	cal							Yes
lrs20000016_06	bias	23:38	0			LRS2	cal							Yes
virus0000017_06	bias	23:38	0			VIRUS	cal							Yes
lrs20000016_07	bias	23:39	0			LRS2	cal							Yes
virus0000017_07	bias	23:39	0			VIRUS	cal							Yes
lrs20000016_08	bias	23:40	0			LRS2	cal							Yes
virus0000017_08	bias	23:40	0			VIRUS	cal							Yes
lrs20000016_09	bias	23:41	0			LRS2	cal							Yes
virus0000017_09	bias	23:41	0			VIRUS	cal							Yes
lrs20000016_10	bias	23:42	0			LRS2	cal							Yes
virus0000017_10	bias	23:42	0			VIRUS	cal							Yes
lrs20000016_11	bias	23:43	0			LRS2	cal							Yes
virus0000017_11	bias	23:43	0			VIRUS	cal							Yes
lrs20000017_01	dark	23:43	360			LRS2	cal							Yes
virus0000018_01	dark	23:44	360			VIRUS	cal							Yes
lrs20000017_02	dark	23:50	360			LRS2	cal							Yes
virus0000018_02	dark	23:51	360			VIRUS	cal							Yes
lrs20000017_03	dark	23:57	360			LRS2	cal							Yes
virus0000018_03	dark	23:57	360			VIRUS	cal							Yes