HET Night Report Reader

Civil Date	Ephemerides
2026-07-02	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	02:10	03:03	03:39	10:20	10:56	11:50	04:15	-
Night Length	6:41		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	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
02:12	18.4	17.6	08:41	clouds	06:29
10:05	18.1	17.9	10:59	twilight	00:54
Total Time Open					7:23

Program	Night Priority	Science
03:39	Science
04:38	Idle due to weather (Clouds)
04:44	Science
06:04	Idle due to weather (Clouds)
06:18	Science
06:35	Idle due to weather (Clouds)
07:11	Science
07:23	Idle due to weather (Clouds)
07:50	Science
08:06	Idle due to weather (Clouds)
08:12	Science
08:31	Idle due to weather (Clouds)
10:05	Science

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
02:38	03:34	0.52	0.78	-400	616	19.7	17.5	17.4	185	14	First of Night
10:51	10:56	0.50	0.77	-250	616	17.5	17.8	17.9	189	18	Post-Observing

Problem Reports					no PRs

Ops Comments	none

TO Comments	Cloud sensor not visible on weather pages. Logged into cloud sensor computer and it started working as expected. No major problems tonight.

RA Comments	none

Observations
File	Target/QID	Exp Start	Exposure	Overhead	Program	Instrument Configuration	Data Type	IQ	Dimm	SkySBrt	Skytrans	SNR	Comments	Charge
lrs20000023_02	dark	00:00	360			LRS2	cal							Yes
virus0000018_02	dark	00:01	360			VIRUS	cal							Yes
lrs20000023_03	dark	00:07	360			LRS2	cal							Yes
virus0000018_03	dark	00:07	360			VIRUS	cal							Yes
lrs20000001_01	skyflat	02:16	7			LRS2	cal							Yes
lrs20000002_01	skyflat	02:17	10			LRS2	cal							Yes
lrs20000003_01	skyflat	02:18	13			LRS2	cal							Yes
lrs20000004_01	skyflat	02:19	16			LRS2	cal							Yes
lrs20000005_01	skyflat	02:21	22			LRS2	cal							Yes
lrs20000006_01	skyflat	02:22	30			LRS2	cal							Yes
virus0000001_01	skyflat	02:26	7			VIRUS	cal							Yes
virus0000002_01	skyflat	02:27	10			VIRUS	cal							Yes
virus0000003_01	skyflat	02:28	14			VIRUS	cal							Yes
virus0000004_01	skyflat	02:30	18			VIRUS	cal							Yes
virus0000005_01	skyflat	02:31	26			VIRUS	cal							Yes
lrs20000007_01	parallel	03:44	1500	6.0	UT26-2-003	LRS2-R	sci	1.74		20.65	1.07			Yes
virus0000006_01	parallel	03:44	1500			VIRUS	sci							Yes
0001	LFC Cal	03:45	106.5			HPF	cal							Yes
0002	LFC Cal	03:47	106.5			HPF	cal							Yes
0003	LFC Cal	03:49	106.5			HPF	cal							Yes
0004	LFC Cal	04:13	106.5			HPF	cal							Yes
virus0000007_01	parallel	04:13	1500			VIRUS	sci							Yes
lrs20000008_01	parallel	04:13	1500	4.0	UT26-2-003	LRS2-B	sci	1.54		20.66	0.84			Yes
0005	LFC Cal	04:15	106.5			HPF	cal							Yes
0006	LFC Cal	04:18	106.5			HPF	cal							Yes
0007	parallel	04:49	617.7	4.7	UT26-2-005	HPF	sci	1.64	1.10	19.72	0.72	140		P4
virus0000008_01	parallel	04:49	1297.1			VIRUS	sci							Yes
0008	parallel	05:00	617.7	1.7	UT26-2-005	HPF	sci	1.65	1.17	19.64	0.75	135		P4
virus0000009_01	parallel	05:17	2000			VIRUS	sci							Yes
0009	parallel	05:18	969.1	6.8	UT26-2-007	HPF	sci	1.74	1.33	19.46	0.91	34		Yes
0010	parallel	05:35	969.1	0.8	UT26-2-007	HPF	sci	1.72	1.54	19.19	0.83	29		Yes
0011	parallel	05:58	308.9	7.9	PSU26-2-016	HPF	sci	1.75	1.17	18.52	0.83	237		Yes
virus0000010_01	parallel	05:58	350.4			VIRUS	sci							Yes
lrs20000009_01	HD180609_056_E	06:11	30	6.5		LRS2	spec	1.51	1.27	18.97	0.17		Clouds, low transparency.	No
lrs20000010_01	HD180609_066_E	06:17	30	5.5		LRS2	spec	1.63	1.30	18.87	0.46			No
virus0000011_01	parallel	06:24	300			VIRUS	spec							Yes
lrs20000011_01	P177D_056_W	06:24	300	6.0		LRS2	spec	1.48	1.25	19.61	0.88			Yes
lrs20000012_01	P177D_066_W	06:32	180	3.0		LRS2	spec	1.58	1.17	18.54	0.54			Yes
0012	HR6226_tell_std	07:18	330.2	6.5		HPF	telluric	1.31	0.89	19.61	0.92			Yes
0013	LFC Cal	07:35	106.5			HPF	cal							Yes
virus0000012_01	parallel	07:35	900			VIRUS	sci							Yes
lrs20000013_01	parallel	07:35	900	7.0	PSU26-2-004	LRS2-B	sci	1.52	0.99	18.80	0.56		Clouds, low transparency. Aborted exposure halfway through.	No
0014	LFC Cal	07:38	106.5			HPF	cal							Yes
0015	LFC Cal	07:40	106.5			HPF	cal							Yes
0016	parallel	07:50	969.1	-0.2	UT26-2-019	HPF	sci	1.64	1.09	19.54	0.92	419		P4
virus0000013_01	parallel	07:50	1000			VIRUS	sci							Yes
0017	LFC Cal	08:08	106.5			HPF	cal							Yes
0018	LFC Cal	08:18	106.5			HPF	cal							Yes
lrs20000014_01	parallel	08:18	180	6.0	UT26-2-017	LRS2-B	sci	1.94	1.54	19.20	0.70			P4
0019	LFC Cal	08:25	106.5			HPF	cal							Yes
virus0000014_01	parallel	08:25	360			VIRUS	sci							Yes
lrs20000015_01	parallel	08:25	360	4.0	UT26-2-017	LRS2-R	sci	1.86	1.41	18.80	0.61			P4
0020	LFC Cal	08:28	106.5			HPF	cal							Yes
0021	LFC Cal	08:53	106.5			HPF	cal							Yes
0022	LFC Cal	08:56	106.5			HPF	cal							Yes
0023	LFC Cal	08:58	106.5			HPF	cal							Yes
0024	LFC Cal	10:12	106.5			HPF	cal							Yes
virus0000015_01	parallel	10:12	600			VIRUS	sci							Yes
lrs20000016_01	parallel	10:12	600	7.0	PSU26-2-009	LRS2-B	sci	1.87		19.03	0.76		Image quality slightly above 1.7". Please check data quality and reject if needed.	Yes
0025	LFC Cal	10:15	106.5			HPF	cal							Yes
0026	LFC Cal	10:17	106.5			HPF	cal							Yes
0027	LFC Cal	10:29	106.5			HPF	cal							Yes
virus0000016_01	parallel	10:29	1200			VIRUS	sci							Yes
lrs20000017_01	parallel	10:29	1200	7.0	PSU26-2-004	LRS2-B	sci	1.78		19.29	0.73			Yes
0028	LFC Cal	10:32	106.5			HPF	cal							Yes
0029	LFC Cal	10:34	106.5			HPF	cal							Yes
lrs20000018_01	bias	10:50	0			LRS2	cal							Yes
virus0000017_01	bias	10:51	0			VIRUS	cal							Yes
virus0000018_01	Cd-A	10:55	15		ENG26-2-002	VIRUS	cal							Yes
virus0000019_01	Hg	10:57	15		ENG26-2-002	VIRUS	cal							Yes
virus0000020_01	dark	11:12	10			VIRUS	cal							Yes
virus0000021_01	dark	11:15	10			VIRUS	cal							Yes
virus0000022_01	bias	11:17	0			VIRUS	cal							Yes
0030	Dark	11:19	319.5			HPF	cal							Yes
0031	Quartz FCU	11:30	74.5			HPF	cal							Yes
0032	Quartz FCU	11:32	74.5			HPF	cal							Yes
0033	Quartz FCU	11:34	74.5			HPF	cal							Yes
0034	Quartz FCU	11:36	74.5			HPF	cal							Yes
0035	Quartz FCU	11:37	74.5			HPF	cal							Yes
0036	Quartz FCU	11:39	74.5			HPF	cal							Yes
0037	Quartz FCU	11:41	74.5			HPF	cal							Yes
0038	Alpha Bright Cal	11:43	85.2			HPF	cal							Yes
0039	Alpha Bright Cal	11:45	85.2			HPF	cal							Yes
0040	Alpha Bright Cal	11:47	85.2			HPF	cal							Yes
0041	Alpha Bright Cal	11:49	85.2			HPF	cal							Yes
0042	LFC FCU	11:52	106.5			HPF	cal							Yes
0043	LFC FCU	11:54	106.5			HPF	cal							Yes
0044	LFC FCU	11:56	106.5			HPF	cal							Yes
0045	LFC FCU	11:59	106.5			HPF	cal							Yes
0046	LFC FCU	12:01	106.5			HPF	cal							Yes
0047	LFC FCU	12:03	106.5			HPF	cal							Yes
0048	LFC Cal	12:06	106.5			HPF	cal							Yes
0049	LFC Cal	12:09	106.5			HPF	cal							Yes
0050	Etalon Cal	12:16	159.8			HPF	cal							Yes
0051	Etalon Cal	12:19	159.8			HPF	cal							Yes
0052	Etalon Cal	12:23	159.8			HPF	cal							Yes
0053	Etalon Cal	12:26	159.8			HPF	cal							Yes
0054	UNe Slave Cal	12:29	426			HPF	cal							Yes
0055	UNe Slave Cal	12:37	426			HPF	cal							Yes
0056	UNe Slave Cal	12:45	426			HPF	cal							Yes
0057	UNe Slave Cal	12:53	426			HPF	cal							Yes
0058	UNe Slave Cal	13:00	426			HPF	cal							Yes
0059	UNe Slave Cal	13:08	426			HPF	cal							Yes
virus0008100_01	dark	14:54	20			VIRUS	cal							Yes
virus0008100_02	dark	14:55	20			VIRUS	cal							Yes
lrs20009900_01	bias	22:01	0			LRS2	cal							Yes
0059	LFC Cal	22:01	106.5			HPF	cal							Yes
virus0009900_01	flat_Qth	22:02	20			VIRUS	cal							Yes
virus0009901_01	bias	22:03	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	22:04	20			LRS2	cal							Yes
virus0009902_01	dark	22:05	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	22:06	29			LRS2	cal							Yes
lrs20009903_01	FeAr_R	22:08	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	22:09	15			LRS2	cal							Yes
0060	Dark	22:17	319.5			HPF	cal							Yes
0061	Quartz FCU	22:24	74.5			HPF	cal							Yes
0062	Quartz FCU	22:26	74.5			HPF	cal							Yes
0063	Quartz FCU	22:28	74.5			HPF	cal							Yes
0064	Quartz FCU	22:29	74.5			HPF	cal							Yes
0065	Quartz FCU	22:31	74.5			HPF	cal							Yes
0066	Quartz FCU	22:33	74.5			HPF	cal							Yes
0067	Quartz FCU	22:35	74.5			HPF	cal							Yes
0068	Alpha Bright Cal	22:37	85.2			HPF	cal							Yes
0069	Alpha Bright Cal	22:39	85.2			HPF	cal							Yes
0070	Alpha Bright Cal	22:41	85.2			HPF	cal							Yes
0071	Alpha Bright Cal	22:43	85.2			HPF	cal							Yes
0072	LFC FCU	22:45	106.5			HPF	cal							Yes
0073	LFC FCU	22:48	106.5			HPF	cal							Yes
0074	LFC Cal	22:51	106.5			HPF	cal							Yes
0075	LFC Cal	22:53	106.5			HPF	cal							Yes
0076	Etalon Cal	22:56	159.8			HPF	cal							Yes
0077	UNe Slave Cal	22:59	426			HPF	cal							Yes
lrs20000016_01	flat_Qth_R	23:00	15			LRS2	cal							Yes
lrs20000016_02	flat_Qth_R	23:01	15			LRS2	cal							Yes
lrs20000016_03	flat_Qth_R	23:03	15			LRS2	cal							Yes
lrs20000016_04	flat_Qth_R	23:04	15			LRS2	cal							Yes
lrs20000016_05	flat_Qth_R	23:05	15			LRS2	cal							Yes
lrs20000017_01	flat_ldls_long_B	23:06	20			LRS2	cal							Yes
0078	UNe Slave Cal	23:07	426			HPF	cal							Yes
lrs20000017_02	flat_ldls_long_B	23:08	20			LRS2	cal							Yes
lrs20000017_03	flat_ldls_long_B	23:09	20			LRS2	cal							Yes
lrs20000018_01	Cd-A_B	23:10	29			LRS2	cal							Yes
lrs20000018_02	Cd-A_B	23:12	29			LRS2	cal							Yes
lrs20000018_03	Cd-A_B	23:13	29			LRS2	cal							Yes
0079	UNe Slave Cal	23:15	426			HPF	cal							Yes
lrs20000019_01	FeAr_R	23:15	15			LRS2	cal							Yes
lrs20000019_02	FeAr_R	23:16	15			LRS2	cal							Yes
lrs20000019_03	FeAr_R	23:17	15			LRS2	cal							Yes
lrs20000020_01	Hg_R	23:18	20			LRS2	cal							Yes
lrs20000020_02	Hg_R	23:20	20			LRS2	cal							Yes
lrs20000020_03	Hg_R	23:21	20			LRS2	cal							Yes
0080	UNe Slave Cal	23:22	426			HPF	cal							Yes
lrs20000021_01	Hg_B	23:22	15			LRS2	cal							Yes
lrs20000021_02	Hg_B	23:24	15			LRS2	cal							Yes
lrs20000021_03	Hg_B	23:25	15			LRS2	cal							Yes
0081	UNe Slave Cal	23:30	426			HPF	cal							Yes
virus0000014_01	flat_ldls_long	23:31	15			VIRUS	cal							Yes
virus0000014_02	flat_ldls_long	23:33	15			VIRUS	cal							Yes
virus0000014_03	flat_ldls_long	23:34	15			VIRUS	cal							Yes
virus0000015_01	Cd-A	23:36	15			VIRUS	cal							Yes
virus0000015_02	Cd-A	23:37	15			VIRUS	cal							Yes
0082	UNe Slave Cal	23:38	426			HPF	cal							Yes
virus0000015_03	Cd-A	23:39	15			VIRUS	cal							Yes
virus0000016_01	Hg	23:40	15			VIRUS	cal							Yes
virus0000016_02	Hg	23:41	15			VIRUS	cal							Yes
virus0000016_03	Hg	23:43	15			VIRUS	cal							Yes
lrs20000022_01	bias	23:44	0			LRS2	cal							Yes
virus0000017_01	bias	23:44	0			VIRUS	cal							Yes
lrs20000022_02	bias	23:45	0			LRS2	cal							Yes
virus0000017_02	bias	23:45	0			VIRUS	cal							Yes
lrs20000022_03	bias	23:46	0			LRS2	cal							Yes
virus0000017_03	bias	23:46	0			VIRUS	cal							Yes
lrs20000022_04	bias	23:47	0			LRS2	cal							Yes
lrs20000022_05	bias	23:47	0			LRS2	cal							Yes
virus0000017_04	bias	23:47	0			VIRUS	cal							Yes
virus0000017_05	bias	23:48	0			VIRUS	cal							Yes
lrs20000022_06	bias	23:48	0			LRS2	cal							Yes
virus0000017_06	bias	23:49	0			VIRUS	cal							Yes
lrs20000022_07	bias	23:49	0			LRS2	cal							Yes
virus0000017_07	bias	23:49	0			VIRUS	cal							Yes
lrs20000022_08	bias	23:50	0			LRS2	cal							Yes
virus0000017_08	bias	23:50	0			VIRUS	cal							Yes
lrs20000022_09	bias	23:51	0			LRS2	cal							Yes
virus0000017_09	bias	23:51	0			VIRUS	cal							Yes
lrs20000022_10	bias	23:52	0			LRS2	cal							Yes
virus0000017_10	bias	23:52	0			VIRUS	cal							Yes
lrs20000022_11	bias	23:53	0			LRS2	cal							Yes
virus0000017_11	bias	23:53	0			VIRUS	cal							Yes
lrs20000023_01	dark	23:53	360			LRS2	cal							Yes
virus0000018_01	dark	23:54	360			VIRUS	cal							Yes

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