HET Night Report Reader

Civil Date	Ephemerides
2026-07-14	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	02:08	03:00	03:35	10:28	11:03	11:56	-	02:35
Night Length	6:53		Sunset Temperature

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

Overlaps
TO Overlap	RA Overlap
-	Sergey Rostopchin

Other Personnel	Chris Robison, Amy Westfall, Camilo Nino

Guests	Amelia Wilson (Austin Staff)

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
02:04	18.8	16.8	04:22	clouds	02:18
04:45	17.4	17.8	05:18	dew point	00:33
08:54	17.1	17.7	11:26	twilight	02:32
Total Time Open					5:23

Program	Night Priority	Science
03:35	Science
04:09	Idle due to weather (Clouds, high humidity)
08:54	Science

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
02:35	02:55					17.9	18.1	18.1	86	15	First of Night
↪ Comments			Showing software team stacking. Had to rush due to a high priority super nova target.
10:56	11:03	0.59	0.94	-126	1196	15.7	16.7	16.7	37	10	Post-Observing
11:03	11:25	0.38	0.59	-406	2388	15.5	16.4	16.6	25	8	End of Night

Problem Reports					no PRs

Ops Comments	none

TO Comments	HK experimenting with dome dehumidification from home. No issues.

RA Comments	none

Observations
File	Target/QID	Exp Start	Exposure	Overhead	Program	Instrument Configuration	Data Type	IQ	Dimm	SkySBrt	Skytrans	SNR	Comments	Charge
lrs20000009_03	dark	00:00	360			LRS2	cal							Yes
virus0000008_03	dark	00:01	360			VIRUS	cal							Yes
lrs20000001_01	skyflat	02:14	7			LRS2	cal							Yes
lrs20000002_01	skyflat	02:15	10			LRS2	cal							Yes
lrs20000003_01	skyflat	02:16	13			LRS2	cal							Yes
lrs20000004_01	skyflat	02:17	16			LRS2	cal							Yes
lrs20000005_01	skyflat	02:18	22			LRS2	cal							Yes
lrs20000006_01	skyflat	02:20	30			LRS2	cal							Yes
virus0000001_01	skyflat	02:23	7			VIRUS	cal							Yes
virus0000002_01	skyflat	02:25	10			VIRUS	cal							Yes
virus0000003_01	skyflat	02:26	14			VIRUS	cal							Yes
virus0000004_01	skyflat	02:27	18			VIRUS	cal							Yes
virus0000005_01	skyflat	02:29	26			VIRUS	cal							Yes
virus0000006_01	dark	02:34	10			VIRUS	cal							Yes
virus0000007_01	bias	02:35	0			VIRUS	cal							Yes
virus0000008_01	parallel	03:00	1500			VIRUS	sci							Yes
lrs20000007_01	parallel	03:00	1500	5.0	UT26-2-003	LRS2-B	sci	1.33		21.04	0.91			Yes
0001	LFC Cal	03:01	106.5			HPF	cal							Yes
0002	LFC Cal	03:03	106.5			HPF	cal							Yes
0003	LFC Cal	03:05	106.5			HPF	cal							Yes
0004	LFC Cal	03:30	106.5			HPF	cal							Yes
virus0000009_01	parallel	03:30	1500			VIRUS	sci							Yes
lrs20000008_01	parallel	03:30	1500	5.0	UT26-2-003	LRS2-R	sci	1.32		20.90	0.94			Yes
0005	LFC Cal	03:32	106.5			HPF	cal							Yes
0006	LFC Cal	03:34	106.5			HPF	cal							Yes
lrs20000009_01	1812095_056_E	04:02	120	7.0		LRS2	spec	1.38		22.17	0.84			Yes
lrs20000010_01	1812095_066_E	04:07	120	3.0		LRS2	spec	1.43		20.97	1.07			Yes
0007	LFC Cal	04:15	106.5			HPF	cal							Yes
lrs20000011_01	parallel	04:15	1800	6.0	UT26-2-018	LRS2-B	sci	1.41		22.14	0.82		Exposure aborted due to incoming clouds/radar.	No
virus0000010_01	parallel	04:15	1800			VIRUS	sci							Yes
0008	LFC Cal	04:17	106.5			HPF	cal							Yes
0009	LFC Cal	04:19	106.5			HPF	cal							Yes
0010	parallel	04:49	969.1	3.8	UT26-2-007	HPF	sci	1.50		20.49	0.91	27	Dome closed during second exposure for high humidity.	No
virus0000011_01	parallel	04:49	2000			VIRUS	sci							Yes
0011	parallel	05:06	969.1	0.8	UT26-2-007	HPF	sci	1.55		20.44	0.92	20	Dome closed halfway through this exposure.	No
0012	LFC Cal	06:51	106.5			HPF	cal							Yes
0013	LFC Cal	06:53	106.5			HPF	cal							Yes
0014	LFC Cal	06:56	106.5			HPF	cal							Yes
0015	LFC Cal	07:51	106.5			HPF	cal							Yes
0016	LFC Cal	07:53	106.5			HPF	cal							Yes
0017	LFC Cal	07:55	106.5			HPF	cal							Yes
virus0000012_01	parallel	09:01	456.9			VIRUS	sci							Yes
0018	parallel	09:02	415.4	7.1	PSU26-2-016	HPF	sci	1.19		20.69	0.78	232		Yes
0019	LFC Cal	09:10	106.5			HPF	cal							Yes
virus0000013_01	parallel	09:13	1914.8			VIRUS	sci							Yes
0020	parallel	09:14	915.9	5.7	G26-2-002	HPF	sci	1.44		20.56	0.93	84		Yes
0021	parallel	09:30	915.9	0.7	G26-2-002	HPF	sci	1.41		20.55	0.85	82		Yes
0022	LFC Cal	09:47	106.5			HPF	cal							Yes
virus0000014_01	parallel	09:51	2000			VIRUS	sci							Yes
0023	parallel	09:52	969.1	6.8	PSU26-2-015	HPF	sci	1.36		20.53	0.83	192		Yes
0024	parallel	10:09	969.1	0.8	PSU26-2-015	HPF	sci	1.49		20.64	0.83	186		Yes
0025	LFC Cal	10:27	106.5			HPF	cal							Yes
0026	LFC Cal	10:32	106.5			HPF	cal							Yes
virus0000015_01	parallel	10:32	804			VIRUS	sci							Yes
lrs20000012_01	parallel	10:32	804	6.6	G26-2-001	LRS2-B	sci	1.40		21.58	0.84			Yes
0027	LFC Cal	10:34	106.5			HPF	cal							Yes
0028	LFC Cal	10:36	106.5			HPF	cal							Yes
0029	HR655_tell_std	10:53	117.2	8.0		HPF	telluric	1.51		20.05	0.72			Yes
lrs20000013_01	bias	10:58	0			LRS2	cal							Yes
virus0000016_01	bias	10:59	0			VIRUS	cal							Yes
virus0000017_01	Cd-A	11:03	15		ENG26-2-002	VIRUS	cal							Yes
virus0000018_01	Hg	11:04	15		ENG26-2-002	VIRUS	cal							Yes
0030	Dark	11:27	319.5			HPF	cal							Yes
0031	Quartz FCU	11:38	74.5			HPF	cal							Yes
0032	Quartz FCU	11:40	74.5			HPF	cal							Yes
0033	Quartz FCU	11:42	74.5			HPF	cal							Yes
0034	Quartz FCU	11:44	74.5			HPF	cal							Yes
0035	Quartz FCU	11:46	74.5			HPF	cal							Yes
0036	Quartz FCU	11:47	74.5			HPF	cal							Yes
0037	Quartz FCU	11:49	74.5			HPF	cal							Yes
0038	Alpha Bright Cal	11:51	85.2			HPF	cal							Yes
0039	Alpha Bright Cal	11:53	85.2			HPF	cal							Yes
0040	Alpha Bright Cal	11:55	85.2			HPF	cal							Yes
0041	Alpha Bright Cal	11:57	85.2			HPF	cal							Yes
0042	LFC FCU	12:00	106.5			HPF	cal							Yes
0043	LFC FCU	12:02	106.5			HPF	cal							Yes
0044	LFC FCU	12:05	106.5			HPF	cal							Yes
0045	LFC FCU	12:07	106.5			HPF	cal							Yes
0046	LFC FCU	12:09	106.5			HPF	cal							Yes
0047	LFC FCU	12:11	106.5			HPF	cal							Yes
0048	LFC Cal	12:14	106.5			HPF	cal							Yes
0049	LFC Cal	12:17	106.5			HPF	cal							Yes
0050	Etalon Cal	12:24	159.8			HPF	cal							Yes
0051	Etalon Cal	12:28	159.8			HPF	cal							Yes
0052	Etalon Cal	12:31	159.8			HPF	cal							Yes
0053	Etalon Cal	12:34	159.8			HPF	cal							Yes
0054	UNe Slave Cal	12:38	426			HPF	cal							Yes
0055	UNe Slave Cal	12:45	426			HPF	cal							Yes
0056	UNe Slave Cal	12:53	426			HPF	cal							Yes
0057	UNe Slave Cal	13:01	426			HPF	cal							Yes
0058	UNe Slave Cal	13:09	426			HPF	cal							Yes
0059	UNe Slave Cal	13:16	426			HPF	cal							Yes
lrs20009900_01	bias	21:56	0			LRS2	cal							Yes
0052	LFC Cal	21:56	106.5			HPF	cal							Yes
virus0009900_01	flat_Qth	21:56	20			VIRUS	cal							Yes
virus0009901_01	bias	21:58	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	21:59	20			LRS2	cal							Yes
virus0009902_01	dark	22:00	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	22:01	29			LRS2	cal							Yes
lrs20009903_01	FeAr_R	22:02	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	22:04	15			LRS2	cal							Yes
0053	Dark	22:11	319.5			HPF	cal							Yes
0054	Quartz FCU	22:17	74.5			HPF	cal							Yes
0055	Quartz FCU	22:19	74.5			HPF	cal							Yes
0056	Quartz FCU	22:21	74.5			HPF	cal							Yes
0057	Quartz FCU	22:22	74.5			HPF	cal							Yes
0058	Quartz FCU	22:24	74.5			HPF	cal							Yes
0059	Quartz FCU	22:26	74.5			HPF	cal							Yes
0060	Quartz FCU	22:28	74.5			HPF	cal							Yes
0061	Alpha Bright Cal	22:30	85.2			HPF	cal							Yes
0062	Alpha Bright Cal	22:32	85.2			HPF	cal							Yes
0063	Alpha Bright Cal	22:34	85.2			HPF	cal							Yes
0064	Alpha Bright Cal	22:36	85.2			HPF	cal							Yes
0065	LFC FCU	22:39	106.5			HPF	cal							Yes
0066	LFC FCU	22:41	106.5			HPF	cal							Yes
0067	LFC Cal	22:44	106.5			HPF	cal							Yes
0068	LFC Cal	22:46	106.5			HPF	cal							Yes
0069	Etalon Cal	22:49	159.8			HPF	cal							Yes
0070	UNe Slave Cal	22:52	426			HPF	cal							Yes
lrs20000002_01	flat_Qth_R	22:53	15			LRS2	cal							Yes
lrs20000002_02	flat_Qth_R	22:54	15			LRS2	cal							Yes
lrs20000002_03	flat_Qth_R	22:56	15			LRS2	cal							Yes
lrs20000002_04	flat_Qth_R	22:57	15			LRS2	cal							Yes
lrs20000002_05	flat_Qth_R	22:58	15			LRS2	cal							Yes
lrs20000003_01	flat_ldls_long_B	22:59	20			LRS2	cal							Yes
0071	UNe Slave Cal	23:00	426			HPF	cal							Yes
lrs20000003_02	flat_ldls_long_B	23:01	20			LRS2	cal							Yes
lrs20000003_03	flat_ldls_long_B	23:02	20			LRS2	cal							Yes
lrs20000004_01	Cd-A_B	23:03	29			LRS2	cal							Yes
lrs20000004_02	Cd-A_B	23:05	29			LRS2	cal							Yes
lrs20000004_03	Cd-A_B	23:06	29			LRS2	cal							Yes
0072	UNe Slave Cal	23:08	426			HPF	cal							Yes
lrs20000005_01	FeAr_R	23:08	15			LRS2	cal							Yes
lrs20000005_02	FeAr_R	23:09	15			LRS2	cal							Yes
lrs20000005_03	FeAr_R	23:10	15			LRS2	cal							Yes
lrs20000006_01	Hg_R	23:12	20			LRS2	cal							Yes
lrs20000006_02	Hg_R	23:13	20			LRS2	cal							Yes
lrs20000006_03	Hg_R	23:14	20			LRS2	cal							Yes
0073	UNe Slave Cal	23:16	426			HPF	cal							Yes
lrs20000007_01	Hg_B	23:16	15			LRS2	cal							Yes
lrs20000007_02	Hg_B	23:17	15			LRS2	cal							Yes
lrs20000007_03	Hg_B	23:18	15			LRS2	cal							Yes
0074	UNe Slave Cal	23:23	426			HPF	cal							Yes
virus0000004_01	flat_ldls_long	23:25	15			VIRUS	cal							Yes
virus0000004_02	flat_ldls_long	23:26	15			VIRUS	cal							Yes
virus0000004_03	flat_ldls_long	23:27	15			VIRUS	cal							Yes
virus0000005_01	Cd-A	23:29	15			VIRUS	cal							Yes
virus0000005_02	Cd-A	23:30	15			VIRUS	cal							Yes
0075	UNe Slave Cal	23:31	426			HPF	cal							Yes
virus0000005_03	Cd-A	23:32	15			VIRUS	cal							Yes
virus0000006_01	Hg	23:33	15			VIRUS	cal							Yes
virus0000006_02	Hg	23:34	15			VIRUS	cal							Yes
virus0000006_03	Hg	23:36	15			VIRUS	cal							Yes
lrs20000008_01	bias	23:37	0			LRS2	cal							Yes
virus0000007_01	bias	23:37	0			VIRUS	cal							Yes
lrs20000008_02	bias	23:38	0			LRS2	cal							Yes
virus0000007_02	bias	23:38	0			VIRUS	cal							Yes
lrs20000008_03	bias	23:39	0			LRS2	cal							Yes
lrs20000008_04	bias	23:39	0			LRS2	cal							Yes
virus0000007_03	bias	23:39	0			VIRUS	cal							Yes
virus0000007_04	bias	23:40	0			VIRUS	cal							Yes
lrs20000008_05	bias	23:40	0			LRS2	cal							Yes
virus0000007_05	bias	23:41	0			VIRUS	cal							Yes
lrs20000008_06	bias	23:41	0			LRS2	cal							Yes
virus0000007_06	bias	23:42	0			VIRUS	cal							Yes
lrs20000008_07	bias	23:42	0			LRS2	cal							Yes
virus0000007_07	bias	23:42	0			VIRUS	cal							Yes
lrs20000008_08	bias	23:43	0			LRS2	cal							Yes
virus0000007_08	bias	23:43	0			VIRUS	cal							Yes
lrs20000008_09	bias	23:44	0			LRS2	cal							Yes
virus0000007_09	bias	23:44	0			VIRUS	cal							Yes
lrs20000008_10	bias	23:45	0			LRS2	cal							Yes
virus0000007_10	bias	23:45	0			VIRUS	cal							Yes
lrs20000008_11	bias	23:46	0			LRS2	cal							Yes
virus0000007_11	bias	23:46	0			VIRUS	cal							Yes
lrs20000009_01	dark	23:46	360			LRS2	cal							Yes
virus0000008_01	dark	23:47	360			VIRUS	cal							Yes
lrs20000009_02	dark	23:53	360			LRS2	cal							Yes
virus0000008_02	dark	23:54	360			VIRUS	cal							Yes

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