HET Night Report Reader

Civil Date	Ephemerides
2026-05-30	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	02:01	02:53	03:28	10:18	10:53	11:47	-	-
Night Length	6:50		Sunset Temperature

On-Duty Personnel
Resident Astronomer	Telescope Operator	OPS Engineer	Day Ops
Zach Vanderbosch	Justen Pautzke	-	-

Overlaps		none

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
01:53	24.0	21.9	10:50	twilight	08:57
Total Time Open					8:57

Program	Night Priority	Science
03:28	Science
03:50	Idle due to weather (Short Wait for P1 Target Track to Start)
03:55	Science

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
02:29	03:12	0.39	0.63	-375	-677	24.1	21.9	21.9	250	3	First of Night
10:36	10:46	0.66	1.06	-140	225	20.1	20.7	20.8	182	7	Post-Observing

Problem Reports
PR Number	Times	Time Lost	Description	Response
6680	03:01-03:04	00:03	Segment 6:10 oscillation during stacking.

Ops Comments	none

TO Comments	Calm and clear all night. No major issues.

RA Comments	none

Observations
File	Target/QID	Exp Start	Exposure	Overhead	Program	Instrument Configuration	Data Type	IQ	Dimm	SkySBrt	Skytrans	SNR	Comments	Charge
lrs20009902_01	Cd-A_B	00:00	29			LRS2	cal							Yes
lrs20009903_01	FeAr_R	00:01	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	00:03	15			LRS2	cal							Yes
0001	Dark	00:06	319.5			HPF	cal							Yes
0002	Quartz FCU	00:12	74.5			HPF	cal							Yes
0003	Quartz FCU	00:14	74.5			HPF	cal							Yes
0004	Quartz FCU	00:16	74.5			HPF	cal							Yes
0005	Quartz FCU	00:18	74.5			HPF	cal							Yes
0006	Quartz FCU	00:19	74.5			HPF	cal							Yes
0007	Quartz FCU	00:21	74.5			HPF	cal							Yes
0008	Quartz FCU	00:23	74.5			HPF	cal							Yes
0009	Alpha Bright Cal	00:25	85.2			HPF	cal							Yes
0010	Alpha Bright Cal	00:27	85.2			HPF	cal							Yes
0011	Alpha Bright Cal	00:29	85.2			HPF	cal							Yes
0012	Alpha Bright Cal	00:31	85.2			HPF	cal							Yes
0013	LFC FCU	00:34	106.5			HPF	cal							Yes
0014	LFC FCU	00:36	106.5			HPF	cal							Yes
0015	LFC Cal	00:39	106.5			HPF	cal							Yes
0016	LFC Cal	00:41	106.5			HPF	cal							Yes
0017	Etalon Cal	00:44	159.8			HPF	cal							Yes
lrs20000001_01	flat_Qth_R	00:47	15			LRS2	cal							Yes
0018	UNe Slave Cal	00:48	426			HPF	cal							Yes
lrs20000001_02	flat_Qth_R	00:48	15			LRS2	cal							Yes
lrs20000001_03	flat_Qth_R	00:50	15			LRS2	cal							Yes
lrs20000001_04	flat_Qth_R	00:51	15			LRS2	cal							Yes
lrs20000001_05	flat_Qth_R	00:52	15			LRS2	cal							Yes
lrs20000002_01	flat_ldls_long_B	00:53	20			LRS2	cal							Yes
lrs20000002_02	flat_ldls_long_B	00:55	20			LRS2	cal							Yes
0019	UNe Slave Cal	00:55	426			HPF	cal							Yes
lrs20000002_03	flat_ldls_long_B	00:56	20			LRS2	cal							Yes
lrs20000003_01	Cd-A_B	00:57	29			LRS2	cal							Yes
lrs20000003_02	Cd-A_B	00:59	29			LRS2	cal							Yes
lrs20000003_03	Cd-A_B	01:00	29			LRS2	cal							Yes
lrs20000004_01	FeAr_R	01:02	15			LRS2	cal							Yes
0020	UNe Slave Cal	01:03	426			HPF	cal							Yes
lrs20000004_02	FeAr_R	01:03	15			LRS2	cal							Yes
lrs20000004_03	FeAr_R	01:04	15			LRS2	cal							Yes
lrs20000005_01	Hg_R	01:05	20			LRS2	cal							Yes
lrs20000005_02	Hg_R	01:07	20			LRS2	cal							Yes
lrs20000005_03	Hg_R	01:08	20			LRS2	cal							Yes
lrs20000006_01	Hg_B	01:09	15			LRS2	cal							Yes
lrs20000006_02	Hg_B	01:10	15			LRS2	cal							Yes
0021	UNe Slave Cal	01:11	426			HPF	cal							Yes
lrs20000006_03	Hg_B	01:12	15			LRS2	cal							Yes
virus0000001_01	flat_ldls_long	01:18	15			VIRUS	cal							Yes
0022	UNe Slave Cal	01:19	426			HPF	cal							Yes
virus0000001_02	flat_ldls_long	01:20	15			VIRUS	cal							Yes
virus0000001_03	flat_ldls_long	01:21	15			VIRUS	cal							Yes
virus0000002_01	Cd-A	01:22	15			VIRUS	cal							Yes
virus0000002_02	Cd-A	01:24	15			VIRUS	cal							Yes
virus0000002_03	Cd-A	01:25	15			VIRUS	cal							Yes
0023	UNe Slave Cal	01:27	426			HPF	cal							Yes
virus0000003_01	Hg	01:27	15			VIRUS	cal							Yes
virus0000003_02	Hg	01:28	15			VIRUS	cal							Yes
virus0000003_03	Hg	01:29	15			VIRUS	cal							Yes
lrs20000007_01	dark	01:31	360			LRS2	cal							Yes
virus0000004_01	dark	01:31	360			VIRUS	cal							Yes
lrs20000007_02	dark	01:38	360			LRS2	cal							Yes
virus0000004_02	dark	01:38	360			VIRUS	cal							Yes
lrs20000007_03	dark	01:44	360			LRS2	cal							Yes
virus0000004_03	dark	01:45	360			VIRUS	cal							Yes
0024	twilight	01:58	298.2			HPF	cal					537		Yes
lrs20000008_01	skyflat	02:07	7			LRS2	cal							Yes
lrs20000009_01	skyflat	02:08	10			LRS2	cal							Yes
lrs20000010_01	skyflat	02:09	13			LRS2	cal							Yes
lrs20000011_01	skyflat	02:10	16			LRS2	cal							Yes
lrs20000012_01	skyflat	02:11	22			LRS2	cal							Yes
lrs20000013_01	skyflat	02:13	30			LRS2	cal							Yes
virus0000005_01	skyflat	02:16	7			VIRUS	cal							Yes
virus0000006_01	skyflat	02:18	10			VIRUS	cal							Yes
virus0000007_01	skyflat	02:19	14			VIRUS	cal							Yes
virus0000008_01	skyflat	02:20	18			VIRUS	cal							Yes
virus0000009_01	skyflat	02:22	26			VIRUS	cal							Yes
lrs20000014_01	bias	02:27	0			LRS2	cal							Yes
virus0000010_01	bias	02:28	0			VIRUS	cal							Yes
lrs20000014_02	bias	02:28	0			LRS2	cal							Yes
virus0000010_02	bias	02:28	0			VIRUS	cal							Yes
lrs20000014_03	bias	02:29	0			LRS2	cal							Yes
virus0000010_03	bias	02:29	0			VIRUS	cal							Yes
lrs20000014_04	bias	02:30	0			LRS2	cal							Yes
virus0000010_04	bias	02:30	0			VIRUS	cal							Yes
lrs20000014_05	bias	02:31	0			LRS2	cal							Yes
virus0000010_05	bias	02:31	0			VIRUS	cal							Yes
lrs20000014_06	bias	02:32	0			LRS2	cal							Yes
virus0000010_06	bias	02:32	0			VIRUS	cal							Yes
lrs20000014_07	bias	02:33	0			LRS2	cal							Yes
virus0000010_07	bias	02:33	0			VIRUS	cal							Yes
lrs20000014_08	bias	02:33	0			LRS2	cal							Yes
virus0000010_08	bias	02:34	0			VIRUS	cal							Yes
lrs20000014_09	bias	02:34	0			LRS2	cal							Yes
virus0000010_09	bias	02:35	0			VIRUS	cal							Yes
lrs20000014_10	bias	02:35	0			LRS2	cal							Yes
virus0000010_10	bias	02:36	0			VIRUS	cal							Yes
lrs20000014_11	bias	02:36	0			LRS2	cal							Yes
virus0000010_11	bias	02:36	0			VIRUS	cal							Yes
virus0000011_01	parallel	03:16	2000			VIRUS	sci							Yes
lrs20000015_01	QID 943	03:16	2000	4.7	UT26-2-003	LRS2-R	sci	1.23	0.86	18.36	1.13			Yes
0025	LFC Cal	03:17	106.5			HPF	cal							Yes
0026	LFC Cal	03:19	106.5			HPF	cal							Yes
0027	LFC Cal	03:21	106.5			HPF	cal							Yes
virus0000012_01	parallel	04:04	8408.4			VIRUS	sci							Yes
0028	QID 896	04:05	308.9	9.9	UT26-2-005	HPF	sci	1.07		19.04	1.11	97		Yes
0029	QID 896	04:10	308.9	0.9	UT26-2-005	HPF	sci	1.11		19.10	1.07	97		Yes
0030	QID 896	04:16	308.9	-0.1	UT26-2-005	HPF	sci	1.14		19.17	1.02	104		Yes
0031	QID 896	04:22	308.9	0.9	UT26-2-005	HPF	sci	1.25		19.21	0.97	103		Yes
0032	QID 896	04:28	308.9	0.9	UT26-2-005	HPF	sci	1.32		19.24	0.92	105		Yes
0033	QID 896	04:34	308.9	0.9	UT26-2-005	HPF	sci	1.46		19.27	0.88	100		Yes
0034	QID 896	04:39	308.9	-0.1	UT26-2-005	HPF	sci	1.40		19.28	0.88	107		Yes
0035	QID 896	04:45	308.9	0.9	UT26-2-005	HPF	sci	1.37		19.29	0.87	109		Yes
0036	QID 896	04:51	308.9	0.9	UT26-2-005	HPF	sci	1.37		19.30	0.86	112		Yes
0037	QID 896	04:57	308.9	0.9	UT26-2-005	HPF	sci	1.51	3.75	19.28	0.82	106		Yes
0038	QID 896	05:02	308.9	0.9	UT26-2-005	HPF	sci	1.95	1.87	19.23	0.81	83		Yes
0039	QID 896	05:08	308.9	-0.1	UT26-2-005	HPF	sci	1.63	1.54	19.22	0.85	103		Yes
0040	QID 896	05:14	308.9	0.9	UT26-2-005	HPF	sci	1.58	1.49	19.20	0.87	104		Yes
0041	QID 896	05:20	308.9	0.9	UT26-2-005	HPF	sci	1.72	1.76	19.19	0.86	96		Yes
0042	QID 896	05:26	308.9	0.9	UT26-2-005	HPF	sci	1.87	1.47	19.18	0.84	84		Yes
0043	QID 896	05:31	308.9	-0.1	UT26-2-005	HPF	sci	2.10	1.54	19.18	0.83	66		Yes
0044	QID 896	05:37	308.9	0.9	UT26-2-005	HPF	sci	1.80	1.55	19.20	0.80	81		Yes
0045	QID 896	05:43	308.9	0.9	UT26-2-005	HPF	sci	1.79	1.63	19.22	0.76	76		Yes
0046	QID 896	05:49	308.9	0.9	UT26-2-005	HPF	sci	1.58	1.47	19.23	0.72	77		Yes
0047	QID 896	05:54	308.9	0.9	UT26-2-005	HPF	sci	1.63	1.58	19.25	0.68	73		Yes
0048	QID 896	06:00	308.9	-0.1	UT26-2-005	HPF	sci	1.59	1.50	19.28	0.65	73		Yes
0049	QID 896	06:06	308.9	0.9	UT26-2-005	HPF	sci	1.59	1.34	19.29	0.58	71		Yes
0050	QID 896	06:12	308.9	0.9	UT26-2-005	HPF	sci	1.82	1.44	19.31	0.57	62		Yes
0051	QID 896	06:17	308.9	0.9	UT26-2-005	HPF	sci	1.92	1.56	19.32	0.57	16		Yes
lrs20000016_01	HZ44_056_W	06:27	60	4.0		LRS2	spec	2.32	1.73	18.77	0.90			Yes
lrs20000017_01	HZ44_066_W	06:32	120	4.0		LRS2	spec	1.81	1.29	18.90	0.95			Yes
0052	HR4943_tell_std	06:40	117.2	6.0		HPF	telluric	1.49	1.27	19.10	0.90			Yes
virus0000013_01	parallel	06:47	1000			VIRUS	sci							Yes
0053	QID 742	06:48	969.1	5.8	UT26-2-007	HPF	sci	1.55	1.25	18.38	0.87	52		P4
0054	LFC Cal	07:11	106.5			HPF	cal							Yes
virus0000014_01	parallel	07:11	300			VIRUS	sci							Yes
lrs20000018_01	QID 970	07:11	300	7.0	PSU26-2-004	LRS2-B	sci	1.48	0.89	18.07	0.92			Yes
0055	LFC Cal	07:13	106.5			HPF	cal							Yes
0056	LFC Cal	07:22	106.5			HPF	cal							Yes
virus0000015_01	parallel	07:22	600			VIRUS	sci							Yes
lrs20000019_01	QID 421	07:22	600	6.0	UT26-2-017	LRS2-B	sci	1.39	1.05	17.97	0.87			Yes
0057	LFC Cal	07:24	106.5			HPF	cal							Yes
0058	LFC Cal	07:27	106.5			HPF	cal							Yes
0059	LFC Cal	07:36	106.5			HPF	cal							Yes
virus0000016_01	parallel	07:36	1200			VIRUS	sci							Yes
lrs20000020_01	QID 422	07:36	1200	4.0	UT26-2-017	LRS2-R	sci	1.59	1.18	17.98	1.08			Yes
0060	LFC Cal	07:38	106.5			HPF	cal							Yes
0061	LFC Cal	07:41	106.5			HPF	cal							Yes
lrs20000021_01	QID 920	08:05	15	8.8	PSU26-2-004	LRS2-B	sci	1.86	1.51	18.76	0.74		Seeing increased during last four exposures. Please check data quality and reject if needed.	Yes
lrs20000021_02	QID 920	08:06	15	0.8	PSU26-2-004	LRS2-B	sci	1.79	1.47	18.77	0.75			Yes
lrs20000021_03	QID 920	08:07	15	1.8	PSU26-2-004	LRS2-B	sci	1.88	1.50	18.77	0.75			Yes
lrs20000021_04	QID 920	08:09	15	0.8	PSU26-2-004	LRS2-B	sci	1.94	1.61	18.77	0.75			Yes
lrs20000021_05	QID 920	08:10	15	0.8	PSU26-2-004	LRS2-B	sci	1.88	1.60	18.78	0.75			Yes
lrs20000021_06	QID 920	08:11	15	1.8	PSU26-2-004	LRS2-B	sci	1.84	1.55	18.78	0.75			Yes
lrs20000021_07	QID 920	08:13	15	0.8	PSU26-2-004	LRS2-B	sci	2.02	1.81	18.78	0.73			Yes
lrs20000021_08	QID 920	08:14	15	0.8	PSU26-2-004	LRS2-B	sci	2.27	1.74	18.78	0.71			Yes
lrs20000021_09	QID 920	08:15	15	0.8	PSU26-2-004	LRS2-B	sci	2.15	1.82	18.77	0.73			Yes
lrs20000021_10	QID 920	08:16	15	1.8	PSU26-2-004	LRS2-B	sci	1.99	1.72	18.77	0.76			Yes
0062	QID 941	08:22	915.9	5.7	UT26-2-004	HPF	sci	1.52	1.14	19.22	0.98	65		Yes
virus0000017_01	parallel	08:22	3829.6			VIRUS	sci							Yes
0063	QID 941	08:39	915.9	0.7	UT26-2-004	HPF	sci	1.39	0.94	19.28	0.96	77		Yes
0064	QID 941	08:55	915.9	0.7	UT26-2-004	HPF	sci	1.45	1.10	19.28	0.96	78		Yes
0065	QID 941	09:11	915.9	0.7	UT26-2-004	HPF	sci	1.52	1.44	19.23	0.94	72		Yes
0066	LFC Cal	09:34	106.5			HPF	cal							Yes
lrs20000022_01	QID 349	09:34	180	8.0	UT26-2-017	LRS2-B	sci	1.47	1.01	18.77	0.93			P4
virus0000018_01	parallel	09:41	360			VIRUS	sci							Yes
lrs20000023_01	QID 350	09:41	360	4.0	UT26-2-017	LRS2-R	sci	1.59	1.22	18.95	1.07			P4
0067	LFC Cal	09:42	106.5			HPF	cal							Yes
0068	LFC Cal	09:44	106.5			HPF	cal							Yes
0069	LFC Cal	09:55	106.5			HPF	cal							Yes
virus0000019_01	parallel	09:55	600			VIRUS	sci							Yes
lrs20000024_01	QID 437	09:55	600	8.0	UT26-2-017	LRS2-B	sci	1.38	0.98	18.82	0.86			Yes
0070	LFC Cal	09:58	106.5			HPF	cal							Yes
0071	LFC Cal	10:00	106.5			HPF	cal							Yes
0072	LFC Cal	10:09	106.5			HPF	cal							Yes
virus0000020_01	parallel	10:09	1200			VIRUS	sci							Yes
lrs20000025_01	QID 438	10:09	1200	4.0	UT26-2-017	LRS2-R	sci	1.59	1.15	18.98	1.13			Yes
0073	LFC Cal	10:12	106.5			HPF	cal							Yes
0074	LFC Cal	10:14	106.5			HPF	cal							Yes
lrs20000026_01	bias	10:37	0			LRS2	cal							Yes
virus0000021_01	bias	10:38	0			VIRUS	cal							Yes
virus0000022_01	Cd-A	10:42	15		ENG26-2-002	VIRUS	cal							Yes
virus0000023_01	Hg	10:43	15		ENG26-2-002	VIRUS	cal							Yes
0075	Dark	10:56	319.5			HPF	cal							Yes
0076	Quartz FCU	11:08	74.5			HPF	cal							Yes
0077	Quartz FCU	11:09	74.5			HPF	cal							Yes
0078	Quartz FCU	11:11	74.5			HPF	cal							Yes
0079	Quartz FCU	11:13	74.5			HPF	cal							Yes
0080	Quartz FCU	11:15	74.5			HPF	cal							Yes
0081	Quartz FCU	11:17	74.5			HPF	cal							Yes
0082	Quartz FCU	11:18	74.5			HPF	cal							Yes
0083	Alpha Bright Cal	11:21	85.2			HPF	cal							Yes
0084	Alpha Bright Cal	11:23	85.2			HPF	cal							Yes
0085	Alpha Bright Cal	11:25	85.2			HPF	cal							Yes
0086	Alpha Bright Cal	11:27	85.2			HPF	cal							Yes
0087	LFC FCU	11:29	106.5			HPF	cal							Yes
0088	LFC FCU	11:32	106.5			HPF	cal							Yes
0089	LFC FCU	11:34	106.5			HPF	cal							Yes
0090	LFC FCU	11:36	106.5			HPF	cal							Yes
0091	LFC FCU	11:38	106.5			HPF	cal							Yes
0092	LFC FCU	11:41	106.5			HPF	cal							Yes
0093	LFC Cal	11:44	106.5			HPF	cal							Yes
0094	LFC Cal	11:46	106.5			HPF	cal							Yes
0095	Etalon Cal	11:54	159.8			HPF	cal							Yes
0096	Etalon Cal	11:57	159.8			HPF	cal							Yes
0097	Etalon Cal	12:00	159.8			HPF	cal							Yes
0098	Etalon Cal	12:03	159.8			HPF	cal							Yes
0099	UNe Slave Cal	12:07	426			HPF	cal							Yes
0100	UNe Slave Cal	12:15	426			HPF	cal							Yes
0101	UNe Slave Cal	12:22	426			HPF	cal							Yes
0102	UNe Slave Cal	12:30	426			HPF	cal							Yes
0103	UNe Slave Cal	12:38	426			HPF	cal							Yes
0104	UNe Slave Cal	12:46	426			HPF	cal							Yes
0068	LFC Cal	23:45	106.5			HPF	cal							Yes
lrs20009900_01	bias	23:54	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	23:55	20			VIRUS	cal							Yes
virus0009901_01	bias	23:57	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	23:57	20			LRS2	cal							Yes
virus0009902_01	dark	23:59	15			VIRUS	cal							Yes

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