HET Night Report Reader

Civil Date	Ephemerides
2026-04-02	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	01:23	02:08	02:37	11:20	11:49	12:36	02:13	-
Night Length	8:43		Sunset Temperature

On-Duty Personnel
Resident Astronomer	Telescope Operator
Zach Vanderbosch	Justen Pautzke

Overlaps
TO Overlap	RA Overlap
Amy Westfall	-

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
01:24	19.1	16.8	09:52	clouds	08:28
Total Time Open					8:28

Program	Night Priority	Science
02:37	Science
05:57	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
01:53	02:47	0.69	1.45	95	-5454	18.2	17.3	17.1	249	10	First of Night

Problem Reports
PR Number	Times	Time Lost	Description	Response
6656	10:10-10:11	00:01	EON Tasks reporting "ENG-002" rather than "ENG26-1-002"	Program was manually fixed to ENG26-2-002 in night report

TO Comments	Clear at the start then increasing clouds.

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	skyflat	01:27	7			LRS2	cal							Yes
lrs20000002_01	skyflat	01:28	10			LRS2	cal							Yes
lrs20000003_01	skyflat	01:29	13			LRS2	cal							Yes
lrs20000004_01	skyflat	01:30	16			LRS2	cal							Yes
lrs20000005_01	skyflat	01:32	22			LRS2	cal							Yes
lrs20000006_01	skyflat	01:33	30			LRS2	cal							Yes
virus0000001_01	skyflat	01:36	7			VIRUS	cal							Yes
virus0000002_01	skyflat	01:37	10			VIRUS	cal							Yes
virus0000003_01	skyflat	01:38	14			VIRUS	cal							Yes
virus0000004_01	skyflat	01:40	18			VIRUS	cal							Yes
virus0000005_01	skyflat	01:41	26			VIRUS	cal							Yes
0001	QID 145	02:54	159.8	6.3	UT26-2-011	HPF	sci	1.49	0.89	19.18	1.01	301		Yes
0002	QID 144	03:03	159.8	5.3	UT26-2-011	HPF	sci	1.38	0.89	19.12	0.96	389		Yes
0003	QID 159	03:14	74.5	8.8	UT26-2-011	HPF	sci	1.48	0.84	18.80	0.84	511		Yes
0004	QID 147	03:23	181.1	8.0	UT26-2-011	HPF	sci	1.37	0.79	18.59	1.05	200		Yes
0005	HR2966_tell_std	03:34	330.2	7.5		HPF	telluric	1.46	1.20	18.69	0.70			Yes
0006	QID 149	03:46	159.8	7.3	UT26-2-011	HPF	sci	1.27	0.79	18.65	0.84	239		Yes
0007	QID 147	03:56	181.1	7.0	UT26-2-011	HPF	sci	1.27	0.84	18.58	1.36	156		Yes
0008	LFC Cal	04:00	106.5			HPF	cal							Yes
virus0000006_01	parallel	04:05	1959			VIRUS	sci							Yes
0009	QID 475	04:06	915.9	6.7	G26-2-002	HPF	sci	1.32	0.82	18.77	0.92	85		Yes
0010	QID 475	04:22	915.9	0.7	G26-2-002	HPF	sci	1.31	0.81	18.83	0.93	85		Yes
0011	LFC Cal	04:39	106.5			HPF	cal							Yes
virus0000007_01	parallel	04:43	500			VIRUS	sci							Yes
0012	LFC Cal	04:44	106.5			HPF	cal							Yes
lrs20000007_01	QID 689	04:44	500	6.7	UT26-2-003	LRS2-B	sci	1.46	0.79	18.64	0.75		Observed using DirectACAM setup.	Yes
0013	LFC Cal	04:46	106.5			HPF	cal							Yes
0014	LFC Cal	04:48	106.5			HPF	cal							Yes
virus0000008_01	parallel	04:55	500			VIRUS	sci							Yes
0015	LFC Cal	04:56	106.5			HPF	cal							Yes
lrs20000008_01	QID 690	04:56	500	3.7	UT26-2-003	LRS2-R	sci	1.44	0.84	18.83	0.94		Observed using DirectACAM setup.	Yes
0016	LFC Cal	04:58	106.5			HPF	cal							Yes
0017	LFC Cal	05:00	106.5			HPF	cal							Yes
virus0000009_01	parallel	05:10	2800			VIRUS	sci							Yes
lrs20000009_01	QID 710	05:10	2800	6.3	UT26-2-002	LRS2-B	sci	1.32	0.77	18.14	0.51		Transparency variable (0.3 - 0.7), worsening through exposure with thin clouds. All median criteria passed but borderlining due to variable conditions. Check data quality and reject if needed.	Yes
0018	LFC Cal	05:11	106.5			HPF	cal							Yes
0019	LFC Cal	05:13	106.5			HPF	cal							Yes
0020	LFC Cal	05:15	106.5			HPF	cal							Yes
virus0000010_01	parallel	06:11	1023			VIRUS	sci							Yes
0021	QID 117	06:12	969.1	14.8	UT26-2-019	HPF	sci	1.24	0.91	16.64	0.13	137	Clouds, low transparency.	No
0022	LFC Cal	06:30	106.5			HPF	cal							Yes
0023	QID 471	06:35	915.9	6.7	G26-2-002	HPF	sci	1.19	0.79	17.29	0.40	74	Clouds, low transparency.	No
virus0000011_01	parallel	06:35	1959			VIRUS	sci							Yes
0024	QID 471	06:51	915.9	1.7	G26-2-002	HPF	sci	1.47	0.82	17.35	0.43	48		No
0025	LFC Cal	07:08	106.5			HPF	cal							Yes
0026	LFC Cal	07:49	106.5			HPF	cal							Yes
0027	LFC Cal	07:52	106.5			HPF	cal							Yes
0028	LFC Cal	07:54	106.5			HPF	cal							Yes
0029	LFC Cal	09:25	106.5			HPF	cal							Yes
0030	LFC Cal	09:28	106.5			HPF	cal							Yes
0031	LFC Cal	09:30	106.5			HPF	cal							Yes
0032	LFC Cal	09:54	106.5			HPF	cal							Yes
0033	LFC Cal	09:56	106.5			HPF	cal							Yes
0034	LFC Cal	09:58	106.5			HPF	cal							Yes
lrs20000010_01	bias	10:05	0			LRS2	cal							Yes
virus0000012_01	bias	10:05	0			VIRUS	cal							Yes
virus0000013_01	Cd-A	10:10	15		ENG26-2-002	VIRUS	cal							Yes
virus0000014_01	Hg	10:11	15		ENG26-2-002	VIRUS	cal							Yes
0035	Dark	10:24	319.5			HPF	cal							Yes
0036	Quartz FCU	10:36	74.5			HPF	cal							Yes
0037	Quartz FCU	10:38	74.5			HPF	cal							Yes
0038	Quartz FCU	10:39	74.5			HPF	cal							Yes
0039	Quartz FCU	10:41	74.5			HPF	cal							Yes
0040	Quartz FCU	10:43	74.5			HPF	cal							Yes
0041	Quartz FCU	10:45	74.5			HPF	cal							Yes
0042	Quartz FCU	10:47	74.5			HPF	cal							Yes
0043	Alpha Bright Cal	10:49	85.2			HPF	cal							Yes
0044	Alpha Bright Cal	10:51	85.2			HPF	cal							Yes
0045	Alpha Bright Cal	10:53	85.2			HPF	cal							Yes
0046	Alpha Bright Cal	10:55	85.2			HPF	cal							Yes
0047	LFC FCU	10:57	106.5			HPF	cal							Yes
0048	LFC FCU	11:00	106.5			HPF	cal							Yes
0049	LFC FCU	11:02	106.5			HPF	cal							Yes
0050	LFC FCU	11:04	106.5			HPF	cal							Yes
0051	LFC FCU	11:07	106.5			HPF	cal							Yes
0052	LFC FCU	11:09	106.5			HPF	cal							Yes
0053	LFC Cal	11:12	106.5			HPF	cal							Yes
0054	LFC Cal	11:14	106.5			HPF	cal							Yes
0055	Etalon Cal	11:22	159.8			HPF	cal							Yes
0056	Etalon Cal	11:25	159.8			HPF	cal							Yes
0057	Etalon Cal	11:28	159.8			HPF	cal							Yes
0058	Etalon Cal	11:31	159.8			HPF	cal							Yes
0059	UNe Slave Cal	11:35	426			HPF	cal							Yes
0060	UNe Slave Cal	11:43	426			HPF	cal							Yes
0061	UNe Slave Cal	11:51	426			HPF	cal							Yes
0062	UNe Slave Cal	11:58	426			HPF	cal							Yes
0063	UNe Slave Cal	12:06	426			HPF	cal							Yes
0064	UNe Slave Cal	12:14	426			HPF	cal							Yes
lrs20009900_01	bias	21:53	0			LRS2	cal							Yes
0066	LFC Cal	21:53	106.5			HPF	cal							Yes
virus0009900_01	flat_Qth	21:54	20			VIRUS	cal							Yes
virus0009901_01	bias	21:55	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	21:56	20			LRS2	cal							Yes
virus0009902_01	dark	21:57	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	21:58	29			LRS2	cal							Yes
lrs20009903_01	FeAr_R	22:00	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	22:01	15			LRS2	cal							Yes
0067	LFC Cal	22:03	106.5			HPF	cal							Yes
0068	Dark	22:06	319.5			HPF	cal							Yes
0069	Quartz FCU	22:12	74.5			HPF	cal							Yes
0070	Quartz FCU	22:14	74.5			HPF	cal							Yes
0071	Quartz FCU	22:16	74.5			HPF	cal							Yes
0072	Quartz FCU	22:18	74.5			HPF	cal							Yes
0073	Quartz FCU	22:20	74.5			HPF	cal							Yes
0074	Quartz FCU	22:21	74.5			HPF	cal							Yes
0075	Quartz FCU	22:23	74.5			HPF	cal							Yes
0076	Alpha Bright Cal	22:25	85.2			HPF	cal							Yes
0077	Alpha Bright Cal	22:27	85.2			HPF	cal							Yes
0078	Alpha Bright Cal	22:29	85.2			HPF	cal							Yes
0079	Alpha Bright Cal	22:31	85.2			HPF	cal							Yes
0080	LFC FCU	22:34	106.5			HPF	cal							Yes
0081	LFC FCU	22:36	106.5			HPF	cal							Yes
0082	LFC Cal	22:39	106.5			HPF	cal							Yes
0083	LFC Cal	22:41	106.5			HPF	cal							Yes
0084	Etalon Cal	22:44	159.8			HPF	cal							Yes
0085	UNe Slave Cal	22:48	426			HPF	cal							Yes
lrs20000016_01	flat_Qth_R	22:48	15			LRS2	cal							Yes
lrs20000016_02	flat_Qth_R	22:49	15			LRS2	cal							Yes
lrs20000016_03	flat_Qth_R	22:51	15			LRS2	cal							Yes
lrs20000016_04	flat_Qth_R	22:52	15			LRS2	cal							Yes
lrs20000016_05	flat_Qth_R	22:53	15			LRS2	cal							Yes
lrs20000017_01	flat_ldls_long_B	22:54	20			LRS2	cal							Yes
0086	UNe Slave Cal	22:55	426			HPF	cal							Yes
lrs20000017_02	flat_ldls_long_B	22:56	20			LRS2	cal							Yes
lrs20000017_03	flat_ldls_long_B	22:57	20			LRS2	cal							Yes
lrs20000018_01	Cd-A_B	22:58	29			LRS2	cal							Yes
lrs20000018_02	Cd-A_B	23:00	29			LRS2	cal							Yes
lrs20000018_03	Cd-A_B	23:01	29			LRS2	cal							Yes
lrs20000019_01	FeAr_R	23:03	15			LRS2	cal							Yes
0087	UNe Slave Cal	23:03	426			HPF	cal							Yes
lrs20000019_02	FeAr_R	23:04	15			LRS2	cal							Yes
lrs20000019_03	FeAr_R	23:05	15			LRS2	cal							Yes
lrs20000020_01	Hg_R	23:06	20			LRS2	cal							Yes
lrs20000020_02	Hg_R	23:08	20			LRS2	cal							Yes
lrs20000020_03	Hg_R	23:09	20			LRS2	cal							Yes
lrs20000021_01	Hg_B	23:10	15			LRS2	cal							Yes
0088	UNe Slave Cal	23:11	426			HPF	cal							Yes
lrs20000021_02	Hg_B	23:12	15			LRS2	cal							Yes
lrs20000021_03	Hg_B	23:13	15			LRS2	cal							Yes
0089	UNe Slave Cal	23:19	426			HPF	cal							Yes
virus0000017_01	flat_ldls_long	23:19	15			VIRUS	cal							Yes
virus0000017_02	flat_ldls_long	23:21	15			VIRUS	cal							Yes
virus0000017_03	flat_ldls_long	23:22	15			VIRUS	cal							Yes
virus0000018_01	Cd-A	23:24	15			VIRUS	cal							Yes
virus0000018_02	Cd-A	23:25	15			VIRUS	cal							Yes
virus0000018_03	Cd-A	23:26	15			VIRUS	cal							Yes
0090	UNe Slave Cal	23:27	426			HPF	cal							Yes
virus0000019_01	Hg	23:28	15			VIRUS	cal							Yes
virus0000019_02	Hg	23:29	15			VIRUS	cal							Yes
virus0000019_03	Hg	23:31	15			VIRUS	cal							Yes
lrs20000022_01	bias	23:32	0			LRS2	cal							Yes
virus0000020_01	bias	23:32	0			VIRUS	cal							Yes
lrs20000022_02	bias	23:33	0			LRS2	cal							Yes
virus0000020_02	bias	23:33	0			VIRUS	cal							Yes
lrs20000022_03	bias	23:34	0			LRS2	cal							Yes
virus0000020_03	bias	23:34	0			VIRUS	cal							Yes
lrs20000022_04	bias	23:35	0			LRS2	cal							Yes
lrs20000022_05	bias	23:35	0			LRS2	cal							Yes
virus0000020_04	bias	23:35	0			VIRUS	cal							Yes
virus0000020_05	bias	23:36	0			VIRUS	cal							Yes
lrs20000022_06	bias	23:36	0			LRS2	cal							Yes
virus0000020_06	bias	23:37	0			VIRUS	cal							Yes
lrs20000022_07	bias	23:37	0			LRS2	cal							Yes
virus0000020_07	bias	23:37	0			VIRUS	cal							Yes
lrs20000022_08	bias	23:38	0			LRS2	cal							Yes
virus0000020_08	bias	23:38	0			VIRUS	cal							Yes
lrs20000022_09	bias	23:39	0			LRS2	cal							Yes
virus0000020_09	bias	23:39	0			VIRUS	cal							Yes
lrs20000022_10	bias	23:40	0			LRS2	cal							Yes
virus0000020_10	bias	23:40	0			VIRUS	cal							Yes
lrs20000022_11	bias	23:41	0			LRS2	cal							Yes
virus0000020_11	bias	23:41	0			VIRUS	cal							Yes
lrs20000023_01	dark	23:41	360			LRS2	cal							Yes
virus0000021_01	dark	23:42	360			VIRUS	cal							Yes
lrs20000023_02	dark	23:48	360			LRS2	cal							Yes
virus0000021_02	dark	23:49	360			VIRUS	cal							Yes
lrs20000023_03	dark	23:55	360			LRS2	cal							Yes
virus0000021_03	dark	23:56	360			VIRUS	cal							Yes