HET Night Report Reader

Civil Date	Ephemerides
2026-08-30	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	01:28	02:14	02:44	11:08	11:38	12:25	02:46	-
Night Length	8:24		Sunset Temperature

On-Duty Personnel
Resident Astronomer	Telescope Operator	OPS Engineer	Day Ops
Tyler Ryburn	Amy Westfall	-	-

Overlaps		none

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
01:25	25.5	24.5	11:09	twilight	09:44
Total Time Open					9:44

Program	Night Priority	Science
02:44	Science
03:36	Idle due to weather (bright sky, queue gap)
03:44	Science
05:10	Idle due to weather (bright sky, queue gap)
06:26	Science
07:51	Idle due to weather (bright sky, queue gap)
08:08	Science
11:00	Idle due to weather (bright sky, queue gap through EON)

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
01:53	02:18	0.38	0.58	-400	-286	24.3	24.6	24.6	126	6	First of Night
05:11	05:42	0.41	0.62	-410	+723	20.6	21.5	21.9	137	11	Stack/Re-stack
11:01	11:08	0.91	1.26	-460	+1627	19.3	19.8	19.9	180	15	Post-Observing

Problem Reports					no PRs

Ops Comments	none

TO Comments	Clear and calm night with many queue holes.

RA Comments	none

Observations
File	Target/QID	Exp Start	Exposure	Overhead	Program	Instrument Configuration	Data Type	IQ	Dimm	SkySBrt	Skytrans	SNR	Comments	Charge
0001	Etalon Cal	00:02	159.8			HPF	cal							Yes
0002	UNe Slave Cal	00:05	426			HPF	cal							Yes
lrs20000001_01	flat_Qth_R	00:07	15			LRS2	cal							Yes
lrs20000001_02	flat_Qth_R	00:08	15			LRS2	cal							Yes
lrs20000001_03	flat_Qth_R	00:10	15			LRS2	cal							Yes
lrs20000001_04	flat_Qth_R	00:11	15			LRS2	cal							Yes
lrs20000001_05	flat_Qth_R	00:12	15			LRS2	cal							Yes
0003	UNe Slave Cal	00:13	426			HPF	cal							Yes
lrs20000002_01	flat_ldls_long_B	00:13	20			LRS2	cal							Yes
lrs20000002_02	flat_ldls_long_B	00:15	20			LRS2	cal							Yes
lrs20000002_03	flat_ldls_long_B	00:16	20			LRS2	cal							Yes
lrs20000003_01	Cd-A_B	00:17	29			LRS2	cal							Yes
lrs20000003_02	Cd-A_B	00:19	29			LRS2	cal							Yes
lrs20000003_03	Cd-A_B	00:20	29			LRS2	cal							Yes
0004	UNe Slave Cal	00:21	426			HPF	cal							Yes
lrs20000004_01	FeAr_R	00:22	15			LRS2	cal							Yes
lrs20000004_02	FeAr_R	00:23	15			LRS2	cal							Yes
lrs20000004_03	FeAr_R	00:24	15			LRS2	cal							Yes
lrs20000005_01	Hg_R	00:25	20			LRS2	cal							Yes
lrs20000005_02	Hg_R	00:27	20			LRS2	cal							Yes
lrs20000005_03	Hg_R	00:28	20			LRS2	cal							Yes
0005	UNe Slave Cal	00:29	426			HPF	cal							Yes
lrs20000006_01	Hg_B	00:29	15			LRS2	cal							Yes
lrs20000006_02	Hg_B	00:31	15			LRS2	cal							Yes
lrs20000006_03	Hg_B	00:32	15			LRS2	cal							Yes
0006	UNe Slave Cal	00:36	426			HPF	cal							Yes
virus0000001_01	flat_ldls_long	00:38	15			VIRUS	cal							Yes
virus0000001_02	flat_ldls_long	00:40	15			VIRUS	cal							Yes
virus0000001_03	flat_ldls_long	00:41	15			VIRUS	cal							Yes
virus0000002_01	Cd-A	00:43	15			VIRUS	cal							Yes
0007	UNe Slave Cal	00:44	426			HPF	cal							Yes
virus0000002_02	Cd-A	00:44	15			VIRUS	cal							Yes
virus0000002_03	Cd-A	00:45	15			VIRUS	cal							Yes
virus0000003_01	Hg	00:47	15			VIRUS	cal							Yes
virus0000003_02	Hg	00:48	15			VIRUS	cal							Yes
virus0000003_03	Hg	00:50	15			VIRUS	cal							Yes
lrs20000007_01	dark	00:51	360			LRS2	cal							Yes
virus0000004_01	dark	00:51	360			VIRUS	cal							Yes
lrs20000007_02	dark	00:58	360			LRS2	cal							Yes
virus0000004_02	dark	00:58	360			VIRUS	cal							Yes
lrs20000007_03	dark	01:04	360			LRS2	cal							Yes
virus0000004_03	dark	01:05	360			VIRUS	cal							Yes
lrs20000008_01	skyflat	01:33	7			LRS2	cal							Yes
lrs20000009_01	skyflat	01:34	10			LRS2	cal							Yes
lrs20000010_01	skyflat	01:35	13			LRS2	cal							Yes
lrs20000011_01	skyflat	01:37	16			LRS2	cal							Yes
lrs20000012_01	skyflat	01:38	22			LRS2	cal							Yes
lrs20000013_01	skyflat	01:39	30			LRS2	cal							Yes
virus0000005_01	skyflat	01:42	7			VIRUS	cal							Yes
virus0000006_01	skyflat	01:43	10			VIRUS	cal							Yes
virus0000007_01	skyflat	01:44	14			VIRUS	cal							Yes
virus0000008_01	skyflat	01:46	18			VIRUS	cal							Yes
virus0000009_01	skyflat	01:47	26			VIRUS	cal							Yes
lrs20000014_01	bias	01:49	0			LRS2	cal							Yes
virus0000010_01	bias	01:49	0			VIRUS	cal							Yes
lrs20000014_02	bias	01:50	0			LRS2	cal							Yes
lrs20000014_03	bias	01:50	0			LRS2	cal							Yes
virus0000010_02	bias	01:50	0			VIRUS	cal							Yes
virus0000010_03	bias	01:51	0			VIRUS	cal							Yes
lrs20000014_04	bias	01:51	0			LRS2	cal							Yes
virus0000010_04	bias	01:52	0			VIRUS	cal							Yes
lrs20000014_05	bias	01:52	0			LRS2	cal							Yes
virus0000010_05	bias	01:53	0			VIRUS	cal							Yes
lrs20000014_06	bias	01:53	0			LRS2	cal							Yes
virus0000010_06	bias	01:53	0			VIRUS	cal							Yes
lrs20000014_07	bias	01:54	0			LRS2	cal							Yes
virus0000010_07	bias	01:54	0			VIRUS	cal							Yes
lrs20000014_08	bias	01:55	0			LRS2	cal							Yes
virus0000010_08	bias	01:55	0			VIRUS	cal							Yes
lrs20000014_09	bias	01:56	0			LRS2	cal							Yes
virus0000010_09	bias	01:56	0			VIRUS	cal							Yes
lrs20000014_10	bias	01:57	0			LRS2	cal							Yes
virus0000010_10	bias	01:57	0			VIRUS	cal							Yes
lrs20000014_11	bias	01:57	0			LRS2	cal							Yes
virus0000010_11	bias	01:58	0			VIRUS	cal							Yes
virus0000011_01	parallel	02:44	1658.1			VIRUS	sci							Yes
0008	QID 1004	02:45	511.2	6.5	UT26-3-001	HPF	sci	1.47	1.10	20.01	0.81	187		Yes
0009	QID 1004	02:54	511.2	1.5	UT26-3-001	HPF	sci	1.46	1.17	19.87	0.83	192		Yes
0010	QID 1004	03:03	511.2	0.5	UT26-3-001	HPF	sci	1.43	1.15	19.75	0.80	181		Yes
lrs20000015_01	1805292_056_W	03:17	180	5.0		LRS2	spec	1.73	1.05	19.96	0.82			Yes
lrs20000016_01	1805292_066_W	03:24	120	4.0		LRS2	spec	1.59	1.02	19.70	1.00			Yes
virus0000012_01	1805292_052_W	03:30	60	4.0		VIRUS	spec	1.73	1.02	19.75	0.85			Yes
virus0000012_02	1805292_052_W	03:33	60	2.0		VIRUS	spec	1.64	1.08	19.72	0.85			Yes
virus0000012_03	1805292_052_W	03:35	60	1.0		VIRUS	spec	1.61	1.01	19.70	0.85			Yes
0011	QID 795	03:52	617.7	7.7	UT26-3-001	HPF	sci	1.28	0.91	18.68	0.64	132		P4
virus0000013_01	parallel	03:52	1945.7			VIRUS	sci							Yes
0012	QID 795	04:03	617.7	0.7	UT26-3-001	HPF	sci	1.40	0.91	18.76	0.68	146		P4
0013	QID 795	04:14	617.7	1.7	UT26-3-001	HPF	sci	1.60	1.12	18.85	0.70	154		P4
virus0000014_01	parallel	04:26	1945.7			VIRUS	sci							Yes
0014	QID 1005	04:27	617.7	1.7	UT26-3-001	HPF	sci	1.63	1.14	18.84	0.71	155		Yes
0015	QID 1005	04:38	617.7	0.7	UT26-3-001	HPF	sci	1.64	1.07	18.81	0.72	139		Yes
0016	QID 1005	04:49	617.7	0.7	UT26-3-001	HPF	sci	1.61	1.06	18.71	0.76	132		Yes
0017	HR6656_tell_std	05:08	117.2	9.0		HPF	telluric	1.81	1.15	19.49	0.80			Yes
virus0000015_01	parallel	06:34	1000			VIRUS	sci							Yes
0018	QID 962	06:35	969.1	8.8	UT26-3-012	HPF	sci	1.44	0.89	19.29	1.02	423		P4
0019	LFC Cal	06:52	106.5			HPF	cal							Yes
0020	QID 106	06:58	756.1	7.4	UT26-3-004	HPF	sci	1.51	1.47	18.25	0.88	96		Yes
virus0000016_01	parallel	06:58	3148			VIRUS	sci							Yes
0021	QID 106	07:12	756.1	0.4	UT26-3-004	HPF	sci	1.61	1.37	18.40	0.86	105		Yes
0022	QID 106	07:25	756.1	1.4	UT26-3-004	HPF	sci	1.63	1.19	18.40	0.84	95		Yes
0023	QID 106	07:39	756.1	0.4	UT26-3-004	HPF	sci	1.54	1.05	18.48	0.68	79		Yes
0024	QID 1002	08:15	617.7	7.7	UT26-3-001	HPF	sci	1.72	0.93	18.56	0.49	75	Other guider reported higher transparency near 0.65	Yes
virus0000017_01	parallel	08:15	3891.3			VIRUS	sci							Yes
0025	QID 1002	08:26	617.7	0.7	UT26-3-001	HPF	sci	1.70	0.96	18.74	0.62	90		Yes
0026	QID 1002	08:38	617.7	0.7	UT26-3-001	HPF	sci	1.76	0.96	18.87	0.70	99		Yes
0027	QID 1002	08:49	617.7	0.7	UT26-3-001	HPF	sci	1.76	1.17	18.95	0.75	106		Yes
0028	QID 1002	09:00	617.7	0.7	UT26-3-001	HPF	sci	1.58	1.02	18.93	0.78	114		Yes
0029	QID 1002	09:11	617.7	0.7	UT26-3-001	HPF	sci	1.58	1.07	18.84	0.81	100		Yes
virus0000018_01	parallel	09:29	2265.2			VIRUS	sci							Yes
0030	QID 787	09:30	713.6	9.1	UT26-3-001	HPF	sci	1.91	0.91	18.65	0.66	49		Yes
0031	QID 787	09:42	713.6	0.1	UT26-3-001	HPF	sci	1.77	1.09	18.79	0.72	64		Yes
0032	QID 787	09:55	713.6	1.1	UT26-3-001	HPF	sci	1.84	1.43	18.86	0.74	60		Yes
0033	LFC Cal	10:14	106.5			HPF	cal							Yes
virus0000019_01	parallel	10:14	600			VIRUS	sci							Yes
lrs20000017_01	QID 882	10:14	600	7.0	UT26-3-009	LRS2-B	sci	2.03	1.52	18.85	0.87			Yes
0034	LFC Cal	10:17	106.5			HPF	cal							Yes
0035	LFC Cal	10:19	106.5			HPF	cal							Yes
virus0000020_01	parallel	10:28	1200			VIRUS	sci							Yes
lrs20000018_01	QID 883	10:28	1200	4.0	UT26-3-009	LRS2-R	sci	1.79	1.40	18.71	0.95			Yes
0036	LFC Cal	10:29	106.5			HPF	cal							Yes
0037	LFC Cal	10:31	106.5			HPF	cal							Yes
0038	LFC Cal	10:33	106.5			HPF	cal							Yes
0039	QID 932	10:55	276.9	7.4	UT26-3-012	HPF	sci	1.89		19.05	0.83	436		P4
virus0000021_01	parallel	10:55	318.4			VIRUS	sci							Yes
0040	LFC Cal	11:01	106.5			HPF	cal							Yes
lrs20000019_01	bias	11:05	0			LRS2	cal							Yes
virus0000022_01	bias	11:05	0			VIRUS	cal							Yes
virus0000023_01	Cd-A	11:09	15		ENG26-3-002	VIRUS	cal							Yes
virus0000024_01	Hg	11:11	15		ENG26-3-002	VIRUS	cal							Yes
0041	Dark	11:21	319.5			HPF	cal							Yes
0042	Quartz FCU	11:33	74.5			HPF	cal							Yes
0043	Quartz FCU	11:34	74.5			HPF	cal							Yes
0044	Quartz FCU	11:36	74.5			HPF	cal							Yes
0045	Quartz FCU	11:38	74.5			HPF	cal							Yes
0046	Quartz FCU	11:40	74.5			HPF	cal							Yes
0047	Quartz FCU	11:41	74.5			HPF	cal							Yes
0048	Quartz FCU	11:43	74.5			HPF	cal							Yes
0049	Alpha Bright Cal	11:46	85.2			HPF	cal							Yes
0050	Alpha Bright Cal	11:47	85.2			HPF	cal							Yes
0051	Alpha Bright Cal	11:49	85.2			HPF	cal							Yes
0052	Alpha Bright Cal	11:51	85.2			HPF	cal							Yes
0053	LFC FCU	11:54	106.5			HPF	cal							Yes
0054	LFC FCU	11:56	106.5			HPF	cal							Yes
0055	LFC FCU	11:59	106.5			HPF	cal							Yes
0056	LFC FCU	12:01	106.5			HPF	cal							Yes
0057	LFC FCU	12:03	106.5			HPF	cal							Yes
0058	LFC FCU	12:06	106.5			HPF	cal							Yes
0059	LFC Cal	12:09	106.5			HPF	cal							Yes
0060	LFC Cal	12:11	106.5			HPF	cal							Yes
0061	Etalon Cal	12:19	159.8			HPF	cal							Yes
0062	Etalon Cal	12:22	159.8			HPF	cal							Yes
0063	Etalon Cal	12:25	159.8			HPF	cal							Yes
0064	Etalon Cal	12:28	159.8			HPF	cal							Yes
0065	UNe Slave Cal	12:32	426			HPF	cal							Yes
0066	UNe Slave Cal	12:40	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	13:03	426			HPF	cal							Yes
0070	UNe Slave Cal	13:11	426			HPF	cal							Yes
0074	LFC Cal	23:05	106.5			HPF	cal							Yes
lrs20009900_01	bias	23:14	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	23:14	20			VIRUS	cal							Yes
virus0009901_01	bias	23:16	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	23:16	20			LRS2	cal							Yes
virus0009902_01	dark	23:18	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	23:19	29			LRS2	cal							Yes
lrs20009903_01	FeAr_R	23:20	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	23:22	15			LRS2	cal							Yes
0075	Dark	23:24	319.5			HPF	cal							Yes
0076	Quartz FCU	23:30	74.5			HPF	cal							Yes
0077	Quartz FCU	23:32	74.5			HPF	cal							Yes
0078	Quartz FCU	23:34	74.5			HPF	cal							Yes
0079	Quartz FCU	23:35	74.5			HPF	cal							Yes
0080	Quartz FCU	23:37	74.5			HPF	cal							Yes
0081	Quartz FCU	23:39	74.5			HPF	cal							Yes
0082	Quartz FCU	23:41	74.5			HPF	cal							Yes
0083	Alpha Bright Cal	23:43	85.2			HPF	cal							Yes
0084	Alpha Bright Cal	23:45	85.2			HPF	cal							Yes
0085	Alpha Bright Cal	23:47	85.2			HPF	cal							Yes
0086	Alpha Bright Cal	23:49	85.2			HPF	cal							Yes
0087	LFC FCU	23:52	106.5			HPF	cal							Yes
0088	LFC FCU	23:54	106.5			HPF	cal							Yes
0089	LFC Cal	23:57	106.5			HPF	cal							Yes
0090	LFC Cal	23:59	106.5			HPF	cal							Yes

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