HET Night Report Reader

Civil Date	Ephemerides
2026-08-04	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	01:55	02:45	03:17	10:47	11:19	12:09	05:16	-
Night Length	7:30		Sunset Temperature

On-Duty Personnel
Resident Astronomer	Telescope Operator	OPS Engineer	Day Ops
Zach Vanderbosch	Cassie Crowe	-	-

Overlaps
TO Overlap	RA Overlap
Justen Pautzke	-

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
01:54	26.1	25.6	11:22	twilight	09:28
Total Time Open					9:28

Program	Night Priority	Science
03:17	Science

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
02:21	02:51	0.40	0.62	-370	-1600	24.6	25.6	25.7	133	8	First of Night
05:02	05:36	0.38	0.60	-405	+53	21.0	22.0	22.3	131	10	Stack/Re-stack
11:13	11:20	0.72	1.13	-135	+656	19.7	20.2	20.3	185	14	Post-Observing

Problem Reports
PR Number	Times	Time Lost	Description	Response
6698	10:31-10:35	00:04	HPF Unable to Activate Disabled Metrology Data
5588	09:35-09:41	00:06	Pfip crashed due to EPICS timeout

Ops Comments	none

TO Comments	Clear all night. Had another instance of HPF issue.

RA Comments	none

Observations
File	Target/QID	Exp Start	Exposure	Overhead	Program	Instrument Configuration	Data Type	IQ	Dimm	SkySBrt	Skytrans	SNR	Comments	Charge
lrs20000020_03	dark	00:05	360			LRS2	cal							Yes
virus0000021_03	dark	00:05	360			VIRUS	cal							Yes
0001	LFC Cal	00:20	106.5			HPF	cal							Yes
0002	LFC Cal	00:57	106.5			HPF	cal							Yes
0003	LFC Cal	01:02	106.5			HPF	cal							Yes
0004	LFC Cal	01:14	106.5			HPF	cal							Yes
0005	LFC Cal	01:36	106.5			HPF	cal							Yes
lrs20000001_01	skyflat	02:00	7			LRS2	cal							Yes
lrs20000002_01	skyflat	02:02	10			LRS2	cal							Yes
lrs20000003_01	skyflat	02:03	13			LRS2	cal							Yes
lrs20000004_01	skyflat	02:04	16			LRS2	cal							Yes
lrs20000005_01	skyflat	02:05	22			LRS2	cal							Yes
lrs20000006_01	skyflat	02:07	30			LRS2	cal							Yes
virus0000001_01	skyflat	02:09	7			VIRUS	cal							Yes
virus0000002_01	skyflat	02:11	10			VIRUS	cal							Yes
virus0000003_01	skyflat	02:12	14			VIRUS	cal							Yes
virus0000004_01	skyflat	02:14	18			VIRUS	cal							Yes
virus0000005_01	skyflat	02:15	26			VIRUS	cal							Yes
0006	QID 821	02:56	969.1	3.8	PSU26-3-012	HPF	sci	1.60	0.93	20.70	0.77	60		Yes
virus0000006_01	parallel	02:56	2000			VIRUS	sci							Yes
0007	QID 821	03:13	969.1	0.8	PSU26-3-012	HPF	sci	1.56	0.90	20.78	0.78	59		Yes
0008	LFC Cal	03:31	106.5			HPF	cal							Yes
virus0000007_01	parallel	03:34	2000			VIRUS	sci							Yes
0009	QID 801	03:35	969.1	5.8	PSU26-3-012	HPF	sci	1.71	1.17	20.73	0.89	141		Yes
0010	QID 801	03:52	969.1	0.8	PSU26-3-012	HPF	sci	2.33	1.36	20.78	0.83	114		Yes
0011	LFC Cal	04:10	106.5			HPF	cal							Yes
virus0000008_01	parallel	04:15	2802.8			VIRUS	sci							Yes
0012	QID 858	04:16	308.9	7.9	UT26-3-001	HPF	sci	1.87	1.22	20.69	0.93	105		Yes
0013	QID 858	04:22	308.9	0.9	UT26-3-001	HPF	sci	2.00	1.38	20.68	0.98	102		Yes
0014	QID 858	04:27	308.9	-0.1	UT26-3-001	HPF	sci	2.10	1.42	20.70	0.98	100		Yes
0015	QID 858	04:33	308.9	0.9	UT26-3-001	HPF	sci	2.09	1.41	20.72	0.99	106		Yes
0016	QID 858	04:39	308.9	0.9	UT26-3-001	HPF	sci	2.06	1.46	20.72	0.99	104		Yes
0017	QID 858	04:45	308.9	0.9	UT26-3-001	HPF	sci	2.00	1.25	20.70	0.98	103		Yes
0018	QID 858	04:50	308.9	0.9	UT26-3-001	HPF	sci	2.09	1.27	20.65	0.97	92		Yes
0019	QID 858	04:56	308.9	-0.1	UT26-3-001	HPF	sci	2.08	1.16	20.55	0.99	82		Yes
0020	LFC Cal	05:42	106.5			HPF	cal							Yes
lrs20000007_01	QID 908	05:42	180	6.0	UT26-3-009	LRS2-B	sci	1.74	1.25	21.08	0.81			P4
0021	LFC Cal	05:48	106.5			HPF	cal							Yes
virus0000009_01	parallel	05:48	360			VIRUS	sci							Yes
lrs20000008_01	QID 909	05:48	360	3.0	UT26-3-009	LRS2-R	sci	1.64	1.17	20.66	1.00			P4
0022	LFC Cal	05:50	106.5			HPF	cal							Yes
0023	HR7594_tell_std	06:02	330.2	7.5		HPF	telluric	1.54	0.86	19.91	0.85			Yes
virus0000010_01	parallel	06:12	360			VIRUS	spec							Yes
lrs20000009_01	LDS749B_056_E	06:12	360	5.0		LRS2	spec	1.63	1.09	20.42	0.85			Yes
virus0000011_01	parallel	06:21	360			VIRUS	spec							Yes
lrs20000010_01	LDS749B_066_E	06:22	360	4.0		LRS2	spec	1.57	0.91	20.17	0.91			Yes
0024	QID 93	06:33	692.3	5.5	UT26-3-004	HPF	sci	1.42	0.94	19.61	1.00	215		Yes
virus0000012_01	parallel	06:33	723.1			VIRUS	sci							Yes
virus0000013_01	parallel	06:50	3000			VIRUS	sci							Yes
0025	LFC Cal	06:51	106.5			HPF	cal							Yes
lrs20000011_01	QID 921	06:51	3000	6.0	UT26-3-011	LRS2-B	sci	1.54	0.97	19.55	0.82			Yes
0026	LFC Cal	06:53	106.5			HPF	cal							Yes
0027	LFC Cal	06:55	106.5			HPF	cal							Yes
virus0000014_01	parallel	07:46	1531.4			VIRUS	sci							Yes
0028	QID 98	07:47	724.2	5.9	UT26-3-004	HPF	sci	1.70	1.02	19.66	0.84	174		Yes
0029	QID 98	08:00	724.2	0.9	UT26-3-004	HPF	sci	1.59	0.89	19.51	0.79	167		Yes
0030	QID 86	08:18	564.5	5.6	UT26-3-004	HPF	sci	1.45	0.99	19.58	0.86	219		Yes
virus0000015_01	parallel	08:18	606			VIRUS	sci							Yes
virus0000016_01	parallel	08:33	2000			VIRUS	sci							Yes
0031	QID 805	08:34	969.1	6.8	PSU26-3-012	HPF	sci	1.57	1.03	18.60	0.71	190		Yes
0032	QID 805	08:51	969.1	0.8	PSU26-3-012	HPF	sci	1.63	1.16	18.46	0.68	156		Yes
0033	LFC Cal	09:09	106.5			HPF	cal							Yes
virus0000017_01	parallel	09:14	1275.8			VIRUS	sci							Yes
0034	QID 96	09:15	607.1	7.9	UT26-3-004	HPF	sci	1.76	1.39	17.73	0.61	182	Close proximity to moon, sky brighter than requested.	No
0035	QID 96	09:25	607.1	0.9	UT26-3-004	HPF	sci	1.77	1.39	17.73	0.59			No
lrs20000012_01	QID 107	09:48	90	12.5	UT26-3-010	LRS2-R	sci	1.92	1.16	17.47	0.60		Close proximity to moon, sky brighter than requested.	No
0036	QID 806	09:56	969.1	5.8	PSU26-3-012	HPF	sci	1.84	0.93	18.55	0.51	134		Yes
virus0000018_01	parallel	09:56	2000			VIRUS	sci							Yes
0037	QID 806	10:13	969.1	1.8	PSU26-3-012	HPF	sci	2.01	1.00	18.45	0.64	150		Yes
0038	LFC Cal	10:31	106.5			HPF	cal							Yes
virus0000019_01	parallel	10:38	2000			VIRUS	sci							Yes
0039	QID 811	10:39	969.1	2.8	PSU26-3-012	HPF	sci	2.14	1.03	19.17		268		Yes
0040	QID 811	10:56	969.1	0.8	PSU26-3-012	HPF	sci	2.04	1.16	19.03		229		Yes
0041	LFC Cal	11:13	106.5			HPF	cal							Yes
lrs20000013_01	bias	11:15	0			LRS2	cal							Yes
virus0000020_01	bias	11:15	0			VIRUS	cal							Yes
virus0000021_01	Cd-A	11:19	15		ENG26-3-002	VIRUS	cal							Yes
virus0000022_01	Hg	11:21	15		ENG26-3-002	VIRUS	cal							Yes
0042	Dark	11:28	319.5			HPF	cal							Yes
0043	Quartz FCU	11:39	74.5			HPF	cal							Yes
0044	Quartz FCU	11:41	74.5			HPF	cal							Yes
0045	Quartz FCU	11:43	74.5			HPF	cal							Yes
0046	Quartz FCU	11:45	74.5			HPF	cal							Yes
0047	Quartz FCU	11:47	74.5			HPF	cal							Yes
0048	Quartz FCU	11:48	74.5			HPF	cal							Yes
0049	Quartz FCU	11:50	74.5			HPF	cal							Yes
0050	Alpha Bright Cal	11:53	85.2			HPF	cal							Yes
0051	Alpha Bright Cal	11:54	85.2			HPF	cal							Yes
0052	Alpha Bright Cal	11:56	85.2			HPF	cal							Yes
0053	Alpha Bright Cal	11:58	85.2			HPF	cal							Yes
0054	LFC FCU	12:01	106.5			HPF	cal							Yes
0055	LFC FCU	12:03	106.5			HPF	cal							Yes
0056	LFC FCU	12:06	106.5			HPF	cal							Yes
0057	LFC FCU	12:08	106.5			HPF	cal							Yes
0058	LFC FCU	12:10	106.5			HPF	cal							Yes
0059	LFC FCU	12:13	106.5			HPF	cal							Yes
0060	LFC Cal	12:16	106.5			HPF	cal							Yes
0061	LFC Cal	12:18	106.5			HPF	cal							Yes
0062	Etalon Cal	12:26	159.8			HPF	cal							Yes
0063	Etalon Cal	12:29	159.8			HPF	cal							Yes
0064	Etalon Cal	12:32	159.8			HPF	cal							Yes
0065	Etalon Cal	12:35	159.8			HPF	cal							Yes
0066	UNe Slave Cal	12:39	426			HPF	cal							Yes
0067	UNe Slave Cal	12:47	426			HPF	cal							Yes
0068	UNe Slave Cal	12:55	426			HPF	cal							Yes
0069	UNe Slave Cal	13:02	426			HPF	cal							Yes
0070	UNe Slave Cal	13:10	426			HPF	cal							Yes
0071	UNe Slave Cal	13:18	426			HPF	cal							Yes
lrs20009900_01	bias	22:00	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	22:01	20			VIRUS	cal							Yes
virus0009901_01	bias	22:02	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	22:03	20			LRS2	cal							Yes
virus0009902_01	dark	22:04	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	22:05	29			LRS2	cal							Yes
lrs20009903_01	FeAr_R	22:07	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	22:08	15			LRS2	cal							Yes
0083	LFC Cal	22:11	106.5			HPF	cal							Yes
0084	Dark	22:14	319.5			HPF	cal							Yes
0085	Quartz FCU	22:20	74.5			HPF	cal							Yes
0086	Quartz FCU	22:22	74.5			HPF	cal							Yes
0087	Quartz FCU	22:24	74.5			HPF	cal							Yes
0088	Quartz FCU	22:26	74.5			HPF	cal							Yes
0089	Quartz FCU	22:28	74.5			HPF	cal							Yes
0090	Quartz FCU	22:29	74.5			HPF	cal							Yes
0091	Quartz FCU	22:31	74.5			HPF	cal							Yes
0092	Alpha Bright Cal	22:33	85.2			HPF	cal							Yes
0093	Alpha Bright Cal	22:35	85.2			HPF	cal							Yes
0094	Alpha Bright Cal	22:37	85.2			HPF	cal							Yes
0095	Alpha Bright Cal	22:39	85.2			HPF	cal							Yes
0096	LFC FCU	22:42	106.5			HPF	cal							Yes
0097	LFC FCU	22:44	106.5			HPF	cal							Yes
0098	LFC Cal	22:47	106.5			HPF	cal							Yes
0099	LFC Cal	22:50	106.5			HPF	cal							Yes
0100	Etalon Cal	22:52	159.8			HPF	cal							Yes
0101	UNe Slave Cal	22:56	426			HPF	cal							Yes
lrs20000013_01	flat_Qth_R	22:57	15			LRS2	cal							Yes
lrs20000013_02	flat_Qth_R	22:58	15			LRS2	cal							Yes
lrs20000013_03	flat_Qth_R	22:59	15			LRS2	cal							Yes
lrs20000013_04	flat_Qth_R	23:00	15			LRS2	cal							Yes
lrs20000013_05	flat_Qth_R	23:02	15			LRS2	cal							Yes
lrs20000014_01	flat_ldls_long_B	23:03	20			LRS2	cal							Yes
0102	UNe Slave Cal	23:04	426			HPF	cal							Yes
lrs20000014_02	flat_ldls_long_B	23:04	20			LRS2	cal							Yes
lrs20000014_03	flat_ldls_long_B	23:06	20			LRS2	cal							Yes
lrs20000015_01	Cd-A_B	23:07	29			LRS2	cal							Yes
lrs20000015_02	Cd-A_B	23:09	29			LRS2	cal							Yes
lrs20000015_03	Cd-A_B	23:10	29			LRS2	cal							Yes
0103	UNe Slave Cal	23:12	426			HPF	cal							Yes
lrs20000016_01	FeAr_R	23:12	15			LRS2	cal							Yes
lrs20000016_02	FeAr_R	23:13	15			LRS2	cal							Yes
lrs20000016_03	FeAr_R	23:14	15			LRS2	cal							Yes
lrs20000017_01	Hg_R	23:15	20			LRS2	cal							Yes
lrs20000017_02	Hg_R	23:17	20			LRS2	cal							Yes
lrs20000017_03	Hg_R	23:18	20			LRS2	cal							Yes
0104	UNe Slave Cal	23:19	426			HPF	cal							Yes
lrs20000018_01	Hg_B	23:19	15			LRS2	cal							Yes
lrs20000018_02	Hg_B	23:21	15			LRS2	cal							Yes
lrs20000018_03	Hg_B	23:22	15			LRS2	cal							Yes
0105	UNe Slave Cal	23:27	426			HPF	cal							Yes
virus0000017_01	flat_ldls_long	23:28	15			VIRUS	cal							Yes
virus0000017_02	flat_ldls_long	23:30	15			VIRUS	cal							Yes
virus0000017_03	flat_ldls_long	23:31	15			VIRUS	cal							Yes
virus0000018_01	Cd-A	23:33	15			VIRUS	cal							Yes
virus0000018_02	Cd-A	23:34	15			VIRUS	cal							Yes
0106	UNe Slave Cal	23:35	426			HPF	cal							Yes
virus0000018_03	Cd-A	23:36	15			VIRUS	cal							Yes
virus0000019_01	Hg	23:37	15			VIRUS	cal							Yes
virus0000019_02	Hg	23:39	15			VIRUS	cal							Yes
virus0000019_03	Hg	23:40	15			VIRUS	cal							Yes
lrs20000019_01	bias	23:42	0			LRS2	cal							Yes
lrs20000019_02	bias	23:42	0			LRS2	cal							Yes
virus0000020_01	bias	23:42	0			VIRUS	cal							Yes
lrs20000019_03	bias	23:43	0			LRS2	cal							Yes
virus0000020_02	bias	23:43	0			VIRUS	cal							Yes
virus0000020_03	bias	23:43	0			VIRUS	cal							Yes
lrs20000019_04	bias	23:44	0			LRS2	cal							Yes
virus0000020_04	bias	23:44	0			VIRUS	cal							Yes
lrs20000019_05	bias	23:45	0			LRS2	cal							Yes
virus0000020_05	bias	23:45	0			VIRUS	cal							Yes
lrs20000019_06	bias	23:46	0			LRS2	cal							Yes
virus0000020_06	bias	23:46	0			VIRUS	cal							Yes
lrs20000019_07	bias	23:47	0			LRS2	cal							Yes
virus0000020_07	bias	23:47	0			VIRUS	cal							Yes
lrs20000019_08	bias	23:48	0			LRS2	cal							Yes
lrs20000019_09	bias	23:48	0			LRS2	cal							Yes
virus0000020_08	bias	23:48	0			VIRUS	cal							Yes
lrs20000019_10	bias	23:49	0			LRS2	cal							Yes
virus0000020_09	bias	23:49	0			VIRUS	cal							Yes
lrs20000019_11	bias	23:50	0			LRS2	cal							Yes
virus0000020_10	bias	23:50	0			VIRUS	cal							Yes
virus0000020_11	bias	23:50	0			VIRUS	cal							Yes
lrs20000020_01	dark	23:51	360			LRS2	cal							Yes
virus0000021_01	dark	23:51	360			VIRUS	cal							Yes
lrs20000020_02	dark	23:58	360			LRS2	cal							Yes
virus0000021_02	dark	23:58	360			VIRUS	cal							Yes

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