HET Night Report Reader

Civil Date	Ephemerides
2026-02-17	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	00:53	01:38	02:06	12:13	12:41	13:27	-	01:08
Night Length	10:07		Sunset Temperature

On-Duty Personnel
Resident Astronomer	Telescope Operator
Zach Vanderbosch	Cassie Crowe

Overlaps		none

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
05:44	8.1	9.8	12:44	twilight	07:00
Total Time Open					7:00

Program	Night Priority	Science
02:06	Idle due to weather (High particle count)
06:20	Science
06:33	Idle due to weather (Poor IQ)
07:52	Science
08:02	Idle due to weather (Poor IQ)
08:42	Science
08:55	Idle due to weather (Poor IQ)

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
05:45	06:19	0.79	1.27	75	-2706	8.0	8.9	9.0	296	25	First of Night
↪ Comments			Measured on 1/125 LOW
07:22	07:52	0.43	0.68	65	-2227	6.6	7.3	7.2	331	12	Stack/Re-stack
12:35	12:42	0.95	1.63	-65	-1775	5.0	5.5	5.4	291	15	Post-Observing

Problem Reports
PR Number	Times	Time Lost	Description	Response
6643	06:31-06:33	00:02	Fake Metrology Option Is Not Working in Poor Conditions	Selected targets using HTOPX instead and executed observations from terminal.

TO Comments	Dust for first half. Clear but bad seeing for rest.

RA Comments	none

Observations
File	Target/QID	Exp Start	Exposure	Overhead	Program	Instrument Configuration	Data Type	IQ	Dimm	SkySBrt	Skytrans	SNR	Comments	Charge
virus0000027_01	flat_ldls_long	00:00	15			VIRUS	cal							Yes
virus0000027_02	flat_ldls_long	00:01	15			VIRUS	cal							Yes
virus0000027_03	flat_ldls_long	00:03	15			VIRUS	cal							Yes
virus0000028_01	Cd-A	00:04	15			VIRUS	cal							Yes
0001	UNe Slave Cal	00:06	426			HPF	cal							Yes
virus0000028_02	Cd-A	00:06	15			VIRUS	cal							Yes
virus0000028_03	Cd-A	00:07	15			VIRUS	cal							Yes
virus0000029_01	Hg	00:08	15			VIRUS	cal							Yes
virus0000029_02	Hg	00:10	15			VIRUS	cal							Yes
virus0000029_03	Hg	00:11	15			VIRUS	cal							Yes
lrs20000001_01	dark	00:13	360			LRS2	cal							Yes
virus0000001_01	dark	00:13	360			VIRUS	cal							Yes
lrs20000001_02	dark	00:19	360			LRS2	cal							Yes
virus0000001_02	dark	00:20	360			VIRUS	cal							Yes
lrs20000001_03	dark	00:26	360			LRS2	cal							Yes
virus0000001_03	dark	00:27	360			VIRUS	cal							Yes
lrs20000002_01	bias	01:14	0			LRS2	cal							Yes
virus0000002_01	bias	01:14	0			VIRUS	cal							Yes
lrs20000002_02	bias	01:14	0			LRS2	cal							Yes
virus0000002_02	bias	01:14	0			VIRUS	cal							Yes
lrs20000002_03	bias	01:15	0			LRS2	cal							Yes
virus0000002_03	bias	01:15	0			VIRUS	cal							Yes
lrs20000002_04	bias	01:16	0			LRS2	cal							Yes
virus0000002_04	bias	01:16	0			VIRUS	cal							Yes
lrs20000002_05	bias	01:17	0			LRS2	cal							Yes
virus0000002_05	bias	01:17	0			VIRUS	cal							Yes
lrs20000002_06	bias	01:18	0			LRS2	cal							Yes
virus0000002_06	bias	01:18	0			VIRUS	cal							Yes
lrs20000002_07	bias	01:19	0			LRS2	cal							Yes
virus0000002_07	bias	01:19	0			VIRUS	cal							Yes
lrs20000002_08	bias	01:20	0			LRS2	cal							Yes
virus0000002_08	bias	01:20	0			VIRUS	cal							Yes
lrs20000002_09	bias	01:20	0			LRS2	cal							Yes
virus0000002_09	bias	01:21	0			VIRUS	cal							Yes
lrs20000002_10	bias	01:21	0			LRS2	cal							Yes
virus0000002_10	bias	01:22	0			VIRUS	cal							Yes
lrs20000002_11	bias	01:22	0			LRS2	cal							Yes
virus0000002_11	bias	01:23	0			VIRUS	cal							Yes
0002	LFC Cal	01:24	106.5			HPF	cal							Yes
0003	LFC Cal	01:26	106.5			HPF	cal							Yes
0004	LFC Cal	01:29	106.5			HPF	cal							Yes
0005	LFC Cal	03:13	106.5			HPF	cal							Yes
0006	LFC Cal	03:15	106.5			HPF	cal							Yes
0007	LFC Cal	03:17	106.5			HPF	cal							Yes
0008	LFC Cal	04:13	106.5			HPF	cal							Yes
0009	LFC Cal	04:16	106.5			HPF	cal							Yes
0010	LFC Cal	04:18	106.5			HPF	cal							Yes
0011	LFC Cal	05:38	106.5			HPF	cal							Yes
0012	LFC Cal	05:41	106.5			HPF	cal							Yes
0013	LFC Cal	05:43	106.5			HPF	cal							Yes
virus0000003_01	HZ21_034_E	06:26	60	6.0		VIRUS	spec	4.37		22.01	0.63			Yes
virus0000003_02	HZ21_034_E	06:28	60	1.0		VIRUS	spec	4.58		22.16	0.68			Yes
virus0000003_03	HZ21_034_E	06:30	60	1.0		VIRUS	spec	4.92		22.25	0.78			Yes
0014	LFC Cal	06:36	106.5			HPF	cal							Yes
virus0000004_01	parallel	06:39	1959			VIRUS	sci							Yes
0015	QID 434	06:40	915.9	6.7	G26-1-002	HPF	sci	4.50		21.08	0.50	8	Poor image quality.	No
0016	QID 434	06:56	915.9	0.7	G26-1-002	HPF	sci	4.81		20.98	0.57	11		No
0017	LFC Cal	07:13	106.5			HPF	cal							Yes
lrs20000003_01	HD116405_056_E	07:57	15	4.8		LRS2	spec	4.68		22.46	0.71			Yes
lrs20000004_01	HD116405_066_E	08:01	15	4.8		LRS2	spec	4.32		21.50	0.74			Yes
0018	LFC Cal	08:09	106.5			HPF	cal							Yes
lrs20000005_01	parallel	08:09	600			LRS2	sci							Yes
virus0000005_01	QID 505	08:09	600	7.0	UT26-1-018	VIRUS	sci	4.17		21.75	0.67		Poor image quality.	No
0019	LFC Cal	08:12	106.5			HPF	cal							Yes
0020	LFC Cal	08:14	106.5			HPF	cal							Yes
lrs20000005_02	parallel	08:20	600			LRS2	sci							Yes
virus0000005_02	QID 505	08:20	600	1.0	UT26-1-018	VIRUS	sci	4.05		21.70	0.74			No
lrs20000005_03	parallel	08:32	600			LRS2	sci							Yes
virus0000005_03	QID 505	08:32	600	2.0	UT26-1-018	VIRUS	sci	4.00		21.75	0.72			No
0021	HR3711_tell_std	08:50	330.2	7.5		HPF	telluric	2.99		20.71	0.82			Yes
0022	LFC Cal	09:01	106.5			HPF	cal							Yes
lrs20000006_01	parallel	09:01	400			LRS2	sci							Yes
virus0000006_01	QID 2557	09:01	400	6.3	UT26-1-013	VIRUS	sci	3.94		21.93	0.76		Poor image quality.	No
0023	LFC Cal	09:03	106.5			HPF	cal							Yes
0024	LFC Cal	09:06	106.5			HPF	cal							Yes
lrs20000006_02	parallel	09:09	400			LRS2	sci							Yes
virus0000006_02	QID 2557	09:09	400	0.3	UT26-1-013	VIRUS	sci	3.63		21.96	0.79			No
lrs20000006_03	parallel	09:17	400			LRS2	sci							Yes
virus0000006_03	QID 2557	09:17	400	1.3	UT26-1-013	VIRUS	sci	3.91		22.01	0.83			No
0025	LFC Cal	09:33	106.5			HPF	cal							Yes
virus0000007_01	parallel	09:33	2800			VIRUS	sci							Yes
lrs20000007_01	QID 2522	09:33	2800	9.3	UT26-1-004	LRS2-R	sci	3.91		20.69	0.68		Poor image quality.	No
0026	LFC Cal	09:35	106.5			HPF	cal							Yes
0027	LFC Cal	09:37	106.5			HPF	cal							Yes
0028	QID 1831	10:26	340.8	7.3	PSU26-1-010	HPF	sci	3.43		20.53	0.62	221	Poor image quality.	No
virus0000008_01	parallel	10:26	374			VIRUS	sci							Yes
0029	LFC Cal	10:38	106.5			HPF	cal							Yes
lrs20000008_01	parallel	10:38	360			LRS2	sci							Yes
virus0000009_01	QID 1985	10:38	360	6.0	UT26-1-008	VIRUS	sci	4.20		21.79	0.76		Poor image quality.	No
0030	LFC Cal	10:40	106.5			HPF	cal							Yes
lrs20000008_02	parallel	10:45	360			LRS2	sci							Yes
virus0000009_02	QID 1985	10:45	360	1.0	UT26-1-008	VIRUS	sci	4.36		21.86	0.79			No
lrs20000008_03	parallel	10:52	360			LRS2	sci							Yes
virus0000009_03	QID 1985	10:52	360	1.0	UT26-1-008	VIRUS	sci	4.37		21.89	0.83			No
virus0000010_01	parallel	11:22	1023			VIRUS	sci							Yes
0031	QID 2782	11:23	969.1	4.8	UT26-1-014	HPF	sci	3.74		21.02	0.92	201	Poor image quality.	No
0032	LFC Cal	11:41	106.5			HPF	cal							Yes
0033	LFC Cal	11:46	106.5			HPF	cal							Yes
lrs20000009_01	QID 1413	11:46	500	6.7	PSU26-1-014	LRS2-B	sci	3.47		21.88	0.80		Poor image quality.	No
virus0000011_01	parallel	11:46	500			VIRUS	sci							Yes
0034	LFC Cal	11:49	106.5			HPF	cal							Yes
0035	LFC Cal	11:51	106.5			HPF	cal							Yes
virus0000012_01	parallel	11:59	2047			VIRUS	sci							Yes
0036	QID 1503	12:00	969.1	5.8	UT26-1-010	HPF	sci	3.12		20.45	0.84	81	Poor image quality.	No
0037	QID 1503	12:17	969.1	0.8	UT26-1-010	HPF	sci	2.92		20.40	0.88	95		No
0038	LFC Cal	12:35	106.5			HPF	cal							Yes
lrs20000010_01	bias	12:37	0			LRS2	cal							Yes
virus0000013_01	bias	12:37	0			VIRUS	cal							Yes
virus0000014_01	Cd-A	12:42	15		ENG26-1-002	VIRUS	cal							Yes
virus0000015_01	Hg	12:43	15		ENG26-1-002	VIRUS	cal							Yes
0039	Dark	12:51	319.5			HPF	cal							Yes
0040	Quartz FCU	13:02	74.5			HPF	cal							Yes
0041	Quartz FCU	13:04	74.5			HPF	cal							Yes
0042	Quartz FCU	13:06	74.5			HPF	cal							Yes
0043	Quartz FCU	13:08	74.5			HPF	cal							Yes
0044	Quartz FCU	13:10	74.5			HPF	cal							Yes
0045	Quartz FCU	13:11	74.5			HPF	cal							Yes
0046	Quartz FCU	13:13	74.5			HPF	cal							Yes
0047	Alpha Bright Cal	13:15	85.2			HPF	cal							Yes
0048	Alpha Bright Cal	13:17	85.2			HPF	cal							Yes
0049	Alpha Bright Cal	13:19	85.2			HPF	cal							Yes
0050	Alpha Bright Cal	13:21	85.2			HPF	cal							Yes
0051	LFC FCU	13:24	106.5			HPF	cal							Yes
0052	LFC FCU	13:26	106.5			HPF	cal							Yes
0053	LFC FCU	13:29	106.5			HPF	cal							Yes
0054	LFC FCU	13:31	106.5			HPF	cal							Yes
0055	LFC FCU	13:33	106.5			HPF	cal							Yes
0056	LFC FCU	13:35	106.5			HPF	cal							Yes
0057	LFC Cal	13:39	106.5			HPF	cal							Yes
0058	LFC Cal	13:41	106.5			HPF	cal							Yes
0059	Etalon Cal	13:48	159.8			HPF	cal							Yes
0060	Etalon Cal	13:52	159.8			HPF	cal							Yes
0061	Etalon Cal	13:55	159.8			HPF	cal							Yes
0062	Etalon Cal	13:58	159.8			HPF	cal							Yes
0063	UNe Slave Cal	14:02	426			HPF	cal							Yes
0064	UNe Slave Cal	14:09	426			HPF	cal							Yes
0065	UNe Slave Cal	14:17	426			HPF	cal							Yes
0066	UNe Slave Cal	14:25	426			HPF	cal							Yes
0067	UNe Slave Cal	14:33	426			HPF	cal							Yes
0068	UNe Slave Cal	14:40	426			HPF	cal							Yes
0073	LFC Cal	22:17	106.5			HPF	cal							Yes
lrs20009900_01	bias	22:32	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	22:33	20			VIRUS	cal							Yes
virus0009901_01	bias	22:34	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	22:35	20			LRS2	cal							Yes
virus0009902_01	dark	22:36	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	22:37	29			LRS2	cal							Yes
lrs20009903_01	FeAr_R	22:38	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	22:40	15			LRS2	cal							Yes
0074	Dark	22:46	319.5			HPF	cal							Yes
0075	Quartz FCU	22:52	74.5			HPF	cal							Yes
0076	Quartz FCU	22:54	74.5			HPF	cal							Yes
0077	Quartz FCU	22:56	74.5			HPF	cal							Yes
0078	Quartz FCU	22:57	74.5			HPF	cal							Yes
0079	Quartz FCU	22:59	74.5			HPF	cal							Yes
0080	Quartz FCU	23:01	74.5			HPF	cal							Yes
0081	Quartz FCU	23:03	74.5			HPF	cal							Yes
0082	Alpha Bright Cal	23:05	85.2			HPF	cal							Yes
0083	Alpha Bright Cal	23:07	85.2			HPF	cal							Yes
0084	Alpha Bright Cal	23:09	85.2			HPF	cal							Yes
0085	Alpha Bright Cal	23:11	85.2			HPF	cal							Yes
0086	LFC FCU	23:14	106.5			HPF	cal							Yes
0087	LFC FCU	23:16	106.5			HPF	cal							Yes
0088	LFC Cal	23:19	106.5			HPF	cal							Yes
0089	LFC Cal	23:21	106.5			HPF	cal							Yes
0090	Etalon Cal	23:24	159.8			HPF	cal							Yes
0091	UNe Slave Cal	23:27	426			HPF	cal							Yes
lrs20000021_01	flat_Qth_R	23:29	15			LRS2	cal							Yes
lrs20000021_02	flat_Qth_R	23:30	15			LRS2	cal							Yes
lrs20000021_03	flat_Qth_R	23:32	15			LRS2	cal							Yes
lrs20000021_04	flat_Qth_R	23:33	15			LRS2	cal							Yes
lrs20000021_05	flat_Qth_R	23:34	15			LRS2	cal							Yes
0092	UNe Slave Cal	23:35	426			HPF	cal							Yes
lrs20000022_01	flat_ldls_long_B	23:35	20			LRS2	cal							Yes
lrs20000022_02	flat_ldls_long_B	23:37	20			LRS2	cal							Yes
lrs20000022_03	flat_ldls_long_B	23:38	20			LRS2	cal							Yes
lrs20000023_01	Cd-A_B	23:39	29			LRS2	cal							Yes
lrs20000023_02	Cd-A_B	23:41	29			LRS2	cal							Yes
lrs20000023_03	Cd-A_B	23:42	29			LRS2	cal							Yes
0093	UNe Slave Cal	23:43	426			HPF	cal							Yes
lrs20000024_01	FeAr_R	23:44	15			LRS2	cal							Yes
lrs20000024_02	FeAr_R	23:45	15			LRS2	cal							Yes
lrs20000024_03	FeAr_R	23:46	15			LRS2	cal							Yes
lrs20000025_01	Hg_R	23:47	20			LRS2	cal							Yes
lrs20000025_02	Hg_R	23:49	20			LRS2	cal							Yes
lrs20000025_03	Hg_R	23:50	20			LRS2	cal							Yes
0094	UNe Slave Cal	23:51	426			HPF	cal							Yes
lrs20000026_01	Hg_B	23:51	15			LRS2	cal							Yes
lrs20000026_02	Hg_B	23:52	15			LRS2	cal							Yes
lrs20000026_03	Hg_B	23:54	15			LRS2	cal							Yes
0095	UNe Slave Cal	23:59	426			HPF	cal							Yes