HET Night Report Reader

Civil Date	Ephemerides
2026-09-14	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	01:09	01:55	02:23	11:19	11:48	12:34	-	02:52
Night Length	8:56		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
00:56	25.1	24.3	10:00	radar	09:04
10:28	19.3	20.4	11:58	twilight	01:30
Total Time Open					10:34

Program	Night Priority	Science
02:23	Science
03:49	Idle due to weather (queue gap)
05:01	Science
09:57	Idle due to weather (radar)
11:08	Science

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
01:36	02:07	0.40	0.61	-440	-1035	23.8	23.7	23.7	158	8	First of Night
06:30	07:01	0.37	0.57	-390	+1210	20.6	21.1	21.2	174	14	Stack/Re-stack
11:50	11:57	0.65	1.04	-400	+1436	18.8	19.5	19.7	211	8	Post-Observing

Problem Reports					no PRs

Ops Comments	none

TO Comments	Some clouds and brief radar signature in county.

RA Comments	none

Observations
File	Target/QID	Exp Start	Exposure	Overhead	Program	Instrument Configuration	Data Type	IQ	Dimm	SkySBrt	Skytrans	SNR	Comments	Charge
lrs20000038_11	bias	00:00	0			LRS2	cal							Yes
virus0000035_11	bias	00:00	0			VIRUS	cal							Yes
lrs20000039_01	dark	00:00	360			LRS2	cal							Yes
virus0000036_01	dark	00:01	360			VIRUS	cal							Yes
lrs20000039_02	dark	00:07	360			LRS2	cal							Yes
virus0000036_02	dark	00:08	360			VIRUS	cal							Yes
lrs20000039_03	dark	00:14	360			LRS2	cal							Yes
virus0000036_03	dark	00:14	360			VIRUS	cal							Yes
lrs20000001_01	skyflat	01:14	7			LRS2	cal							Yes
lrs20000002_01	skyflat	01:15	10			LRS2	cal							Yes
lrs20000003_01	skyflat	01:16	13			LRS2	cal							Yes
lrs20000004_01	skyflat	01:17	16			LRS2	cal							Yes
lrs20000005_01	skyflat	01:18	22			LRS2	cal							Yes
lrs20000006_01	skyflat	01:20	30			LRS2	cal							Yes
virus0000001_01	skyflat	01:23	7			VIRUS	cal							Yes
virus0000002_01	skyflat	01:24	10			VIRUS	cal							Yes
virus0000003_01	skyflat	01:25	14			VIRUS	cal							Yes
virus0000004_01	skyflat	01:27	18			VIRUS	cal							Yes
virus0000005_01	skyflat	01:28	26			VIRUS	cal							Yes
lrs20000007_01	P330E_056_W	02:13	180	6.0		LRS2	spec	1.58	0.75	21.53	0.79			Yes
lrs20000008_01	P330E_066_W	02:18	180	2.0		LRS2	spec	1.64	0.84	20.80	0.89			Yes
virus0000006_01	P330E_052_W	02:26	60	5.0		VIRUS	spec	1.64	0.86	21.84	0.80			Yes
virus0000006_02	P330E_052_W	02:28	60	1.0		VIRUS	spec	1.53	0.84	21.83	0.82			Yes
virus0000006_03	P330E_052_W	02:31	60	2.0		VIRUS	spec	1.39	0.76	21.87	0.83			Yes
0001	HR8427_tell_std	02:40	330.2	7.5		HPF	telluric	1.42	0.92	20.36	0.79			Yes
virus0000007_01	parallel	02:52	1945.7			VIRUS	sci							Yes
0002	QID 795	02:53	617.7	7.7	UT26-3-001	HPF	sci	1.18	0.83	20.75	0.64	140		P4
0003	QID 795	03:04	617.7	0.7	UT26-3-001	HPF	sci	1.23	0.83	20.67	0.68	161		P4
0004	QID 795	03:15	617.7	0.7	UT26-3-001	HPF	sci	1.33	0.73	20.65	0.70	170		P4
0005	QID 791	03:32	308.9	7.9	UT26-3-001	HPF	sci	1.35	0.83	20.23	0.92	214		P4
virus0000008_01	parallel	03:32	1051			VIRUS	sci							Yes
0006	QID 791	03:38	308.9	-0.1	UT26-3-001	HPF	sci	1.35	0.79	20.28	0.95	216		P4
0007	QID 791	03:44	308.9	0.9	UT26-3-001	HPF	sci	1.35	0.98	20.27	0.96	208		P4
virus0000009_01	dark	03:51	360		ENG26-3-004	VIRUS	cal							Yes
virus0000009_02	dark	03:58	360		ENG26-3-004	VIRUS	cal							Yes
virus0000009_03	dark	04:04	360		ENG26-3-004	VIRUS	cal							Yes
virus0000009_04	dark	04:11	360		ENG26-3-004	VIRUS	cal							Yes
virus0000009_05	dark	04:18	360		ENG26-3-004	VIRUS	cal							Yes
virus0000009_06	dark	04:25	360		ENG26-3-004	VIRUS	cal							Yes
virus0000009_07	dark	04:32	360		ENG26-3-004	VIRUS	cal							Yes
virus0000009_08	dark	04:39	360		ENG26-3-004	VIRUS	cal							Yes
virus0000009_09	dark	04:46	360		ENG26-3-004	VIRUS	cal							Yes
virus0000009_10	dark	04:52	360		ENG26-3-004	VIRUS	cal							Yes
0008	LFC Cal	05:00	106.5			HPF	cal							Yes
virus0000010_01	parallel	05:06	1914.8			VIRUS	sci							Yes
0009	QID 230	05:07	915.9	5.7	G26-3-002	HPF	sci	1.68	1.09	20.17	0.90	68		Yes
0010	QID 230	05:23	915.9	0.7	G26-3-002	HPF	sci	1.93	1.04	20.23	0.82	62		Yes
0011	LFC Cal	05:40	106.5			HPF	cal							Yes
lrs20000009_01	parallel	05:43	360			LRS2	sci							Yes
virus0000011_01	QID 838	05:43	360	5.0	UT26-3-014	VIRUS	sci	1.89	1.03	21.73	0.83			Yes
0012	LFC Cal	05:44	106.5			HPF	cal							Yes
0013	LFC Cal	05:46	106.5			HPF	cal							Yes
lrs20000009_02	parallel	05:51	360			LRS2	sci							Yes
virus0000011_02	QID 838	05:51	360	2.0	UT26-3-014	VIRUS	sci	1.83	1.06	21.62	0.89			Yes
lrs20000009_03	parallel	05:58	360			LRS2	sci							Yes
virus0000011_03	QID 838	05:58	360	1.0	UT26-3-014	VIRUS	sci	1.84	1.16	21.53	0.96			Yes
0014	LFC Cal	06:09	106.5			HPF	cal							Yes
lrs20000010_01	parallel	06:09	360			LRS2	sci							Yes
virus0000012_01	QID 848	06:09	360	5.0	UT26-3-014	VIRUS	sci	1.87	1.09	21.82	0.80			Yes
0015	LFC Cal	06:11	106.5			HPF	cal							Yes
lrs20000010_02	parallel	06:16	360			LRS2	sci							Yes
virus0000012_02	QID 848	06:16	360	1.0	UT26-3-014	VIRUS	sci	1.84	1.19	21.73	0.84			Yes
lrs20000010_03	parallel	06:23	360			LRS2	sci							Yes
virus0000012_03	QID 848	06:23	360	1.0	UT26-3-014	VIRUS	sci	1.69	1.30	21.61	0.94			Yes
0016	LFC Cal	07:06	106.5			HPF	cal							Yes
lrs20000011_01	parallel	07:06	360			LRS2	sci							Yes
virus0000013_01	QID 837	07:06	360	4.0	UT26-3-014	VIRUS	sci	1.37	0.83	21.73	0.79			Yes
0017	LFC Cal	07:08	106.5			HPF	cal							Yes
lrs20000011_02	parallel	07:13	360			LRS2	sci							Yes
virus0000013_02	QID 837	07:13	360	1.0	UT26-3-014	VIRUS	sci	1.29	1.04	21.77	0.80			Yes
lrs20000011_03	parallel	07:20	360			LRS2	sci							Yes
virus0000013_03	QID 837	07:20	360	1.0	UT26-3-014	VIRUS	sci	1.32	0.99	21.74	0.80			Yes
0018	LFC Cal	07:31	106.5			HPF	cal							Yes
lrs20000012_01	parallel	07:31	360			LRS2	sci							Yes
virus0000014_01	QID 833	07:31	360	5.0	UT26-3-014	VIRUS	sci	1.59	1.09	21.84	0.68			Yes
0019	LFC Cal	07:33	106.5			HPF	cal							Yes
lrs20000012_02	parallel	07:38	360			LRS2	sci							Yes
virus0000014_02	QID 833	07:38	360	1.0	UT26-3-014	VIRUS	sci	1.52	0.99	21.84	0.71			Yes
lrs20000012_03	parallel	07:45	360			LRS2	sci							Yes
virus0000014_03	QID 833	07:45	360	1.0	UT26-3-014	VIRUS	sci	1.53	0.85	21.87	0.76			Yes
0020	QID 784	07:58	649.6	7.2	UT26-3-008	HPF	sci	1.34	1.12	20.21	0.75	414		Yes
virus0000015_01	parallel	07:58	2041.5			VIRUS	sci							Yes
0021	QID 784	08:10	649.6	1.2	UT26-3-008	HPF	sci	1.32	1.10	20.25	0.76	390		Yes
0022	QID 784	08:21	649.6	0.2	UT26-3-008	HPF	sci	1.45	1.19	20.16	0.78	300		Yes
0023	LFC Cal	08:34	106.5			HPF	cal							Yes
0024	LFC Cal	08:38	106.5			HPF	cal							Yes
lrs20000013_01	parallel	08:38	360			LRS2	sci							Yes
virus0000016_01	QID 852	08:38	360	6.0	UT26-3-014	VIRUS	sci	1.63	1.04	21.90	0.78			Yes
0025	LFC Cal	08:41	106.5			HPF	cal							Yes
lrs20000013_02	parallel	08:45	360			LRS2	sci							Yes
virus0000016_02	QID 852	08:45	360	1.0	UT26-3-014	VIRUS	sci	1.57	1.10	21.86	0.78			Yes
lrs20000013_03	parallel	08:53	360			LRS2	sci							Yes
virus0000016_03	QID 852	08:53	360	2.0	UT26-3-014	VIRUS	sci	1.48	1.26	21.82	0.80			Yes
0026	LFC Cal	09:04	106.5			HPF	cal							Yes
virus0000017_01	parallel	09:04	1500			VIRUS	sci							Yes
lrs20000014_01	QID 73	09:04	1500	5.0	M26-3-006	LRS2-B	sci	1.49	1.24	21.81	0.63			Yes
0027	LFC Cal	09:06	106.5			HPF	cal							Yes
0028	LFC Cal	09:09	106.5			HPF	cal							Yes
0029	LFC Cal	09:32	106.5			HPF	cal							Yes
virus0000018_01	parallel	09:32	1500			VIRUS	sci							Yes
lrs20000015_01	QID 74	09:32	1500	3.0	M26-3-006	LRS2-R	sci	1.49		20.71	0.83			Yes
0030	LFC Cal	09:35	106.5			HPF	cal							Yes
0031	LFC Cal	09:37	106.5			HPF	cal							Yes
0032	LFC Cal	10:38	106.5			HPF	cal							Yes
virus0000019_01	parallel	10:38	1800			VIRUS	sci							Yes
lrs20000016_01	QID 111	10:38	1800	7.0	UT26-3-015	LRS2-B	sci	1.93		22.02	0.62		Heavy cloud half way through exposure. Lost guiders so metrology inaccurate.	No
0033	LFC Cal	10:40	106.5			HPF	cal							Yes
0034	LFC Cal	10:43	106.5			HPF	cal							Yes
0035	QID 190	11:15	585.8	7.2	UT26-3-002	HPF	sci	1.63		20.22	0.78	317		Yes
virus0000020_01	parallel	11:15	1254.5			VIRUS	sci							Yes
0036	QID 190	11:26	585.8	1.2	UT26-3-002	HPF	sci	1.63		20.04	0.76	294		Yes
virus0000021_01	parallel	11:41	414.3			VIRUS	sci							Yes
0037	QID 191	11:42	372.8	5.8	UT26-3-002	HPF	sci	1.86		18.23	0.88	327		Yes
lrs20000017_01	bias	11:50	0			LRS2	cal							Yes
virus0000022_01	bias	11:50	0			VIRUS	cal							Yes
virus0000023_01	Cd-A	11:55	15		ENG26-3-002	VIRUS	cal							Yes
virus0000024_01	Hg	11:56	15		ENG26-3-002	VIRUS	cal							Yes
0038	Dark	12:06	319.5			HPF	cal							Yes
0039	Quartz FCU	12:17	74.5			HPF	cal							Yes
0040	Quartz FCU	12:19	74.5			HPF	cal							Yes
0041	Quartz FCU	12:21	74.5			HPF	cal							Yes
0042	Quartz FCU	12:22	74.5			HPF	cal							Yes
0043	Quartz FCU	12:24	74.5			HPF	cal							Yes
0044	Quartz FCU	12:26	74.5			HPF	cal							Yes
0045	Quartz FCU	12:28	74.5			HPF	cal							Yes
0046	Alpha Bright Cal	12:30	85.2			HPF	cal							Yes
0047	Alpha Bright Cal	12:32	85.2			HPF	cal							Yes
0048	Alpha Bright Cal	12:34	85.2			HPF	cal							Yes
0049	Alpha Bright Cal	12:36	85.2			HPF	cal							Yes
0050	LFC FCU	12:39	106.5			HPF	cal							Yes
0051	LFC FCU	12:41	106.5			HPF	cal							Yes
0052	LFC FCU	12:43	106.5			HPF	cal							Yes
0053	LFC FCU	12:46	106.5			HPF	cal							Yes
0054	LFC FCU	12:48	106.5			HPF	cal							Yes
0055	LFC FCU	12:50	106.5			HPF	cal							Yes
0056	LFC Cal	12:53	106.5			HPF	cal							Yes
0057	LFC Cal	12:55	106.5			HPF	cal							Yes
0058	Etalon Cal	13:03	159.8			HPF	cal							Yes
0059	Etalon Cal	13:06	159.8			HPF	cal							Yes
0060	Etalon Cal	13:10	159.8			HPF	cal							Yes
0061	Etalon Cal	13:13	159.8			HPF	cal							Yes
0062	UNe Slave Cal	13:16	426			HPF	cal							Yes
0063	UNe Slave Cal	13:24	426			HPF	cal							Yes
0064	UNe Slave Cal	13:32	426			HPF	cal							Yes
0065	UNe Slave Cal	13:40	426			HPF	cal							Yes
0066	UNe Slave Cal	13:47	426			HPF	cal							Yes
0067	UNe Slave Cal	13:55	426			HPF	cal							Yes
0085	LFC Cal	21:56	106.5			HPF	cal							Yes
lrs20009900_01	bias	22:06	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	22:07	20			VIRUS	cal							Yes
virus0009901_01	bias	22:08	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	22:09	20			LRS2	cal							Yes
virus0009902_01	dark	22:10	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	22:11	29			LRS2	cal							Yes
lrs20009903_01	FeAr_R	22:12	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	22:14	15			LRS2	cal							Yes
0086	Dark	22:24	319.5			HPF	cal							Yes
0087	Quartz FCU	22:31	74.5			HPF	cal							Yes
0088	Quartz FCU	22:32	74.5			HPF	cal							Yes
0089	Quartz FCU	22:34	74.5			HPF	cal							Yes
0090	Quartz FCU	22:36	74.5			HPF	cal							Yes
0091	Quartz FCU	22:38	74.5			HPF	cal							Yes
0092	Quartz FCU	22:39	74.5			HPF	cal							Yes
0093	Quartz FCU	22:41	74.5			HPF	cal							Yes
0094	Alpha Bright Cal	22:44	85.2			HPF	cal							Yes
0095	Alpha Bright Cal	22:45	85.2			HPF	cal							Yes
0096	Alpha Bright Cal	22:47	85.2			HPF	cal							Yes
0097	Alpha Bright Cal	22:49	85.2			HPF	cal							Yes
0098	LFC FCU	22:52	106.5			HPF	cal							Yes
0099	LFC FCU	22:54	106.5			HPF	cal							Yes
0100	LFC Cal	22:57	106.5			HPF	cal							Yes
0101	LFC Cal	22:59	106.5			HPF	cal							Yes
0102	Etalon Cal	23:02	159.8			HPF	cal							Yes
0103	UNe Slave Cal	23:06	426			HPF	cal							Yes
lrs20000032_01	flat_Qth_R	23:07	15			LRS2	cal							Yes
lrs20000032_02	flat_Qth_R	23:08	15			LRS2	cal							Yes
lrs20000032_03	flat_Qth_R	23:10	15			LRS2	cal							Yes
lrs20000032_04	flat_Qth_R	23:11	15			LRS2	cal							Yes
lrs20000032_05	flat_Qth_R	23:12	15			LRS2	cal							Yes
0104	UNe Slave Cal	23:13	426			HPF	cal							Yes
lrs20000033_01	flat_ldls_long_B	23:13	20			LRS2	cal							Yes
lrs20000033_02	flat_ldls_long_B	23:15	20			LRS2	cal							Yes
lrs20000033_03	flat_ldls_long_B	23:16	20			LRS2	cal							Yes
lrs20000034_01	Cd-A_B	23:17	29			LRS2	cal							Yes
lrs20000034_02	Cd-A_B	23:19	29			LRS2	cal							Yes
lrs20000034_03	Cd-A_B	23:20	29			LRS2	cal							Yes
0105	UNe Slave Cal	23:21	426			HPF	cal							Yes
lrs20000035_01	FeAr_R	23:22	15			LRS2	cal							Yes
lrs20000035_02	FeAr_R	23:23	15			LRS2	cal							Yes
lrs20000035_03	FeAr_R	23:24	15			LRS2	cal							Yes
lrs20000036_01	Hg_R	23:25	20			LRS2	cal							Yes
lrs20000036_02	Hg_R	23:27	20			LRS2	cal							Yes
lrs20000036_03	Hg_R	23:28	20			LRS2	cal							Yes
0106	UNe Slave Cal	23:29	426			HPF	cal							Yes
lrs20000037_01	Hg_B	23:29	15			LRS2	cal							Yes
lrs20000037_02	Hg_B	23:31	15			LRS2	cal							Yes
lrs20000037_03	Hg_B	23:32	15			LRS2	cal							Yes
0107	UNe Slave Cal	23:37	426			HPF	cal							Yes
virus0000032_01	flat_ldls_long	23:38	15			VIRUS	cal							Yes
virus0000032_02	flat_ldls_long	23:40	15			VIRUS	cal							Yes
virus0000032_03	flat_ldls_long	23:41	15			VIRUS	cal							Yes
virus0000033_01	Cd-A	23:43	15			VIRUS	cal							Yes
0108	UNe Slave Cal	23:44	426			HPF	cal							Yes
virus0000033_02	Cd-A	23:44	15			VIRUS	cal							Yes
virus0000033_03	Cd-A	23:45	15			VIRUS	cal							Yes
virus0000034_01	Hg	23:47	15			VIRUS	cal							Yes
virus0000034_02	Hg	23:48	15			VIRUS	cal							Yes
virus0000034_03	Hg	23:50	15			VIRUS	cal							Yes
lrs20000038_01	bias	23:51	0			LRS2	cal							Yes
virus0000035_01	bias	23:51	0			VIRUS	cal							Yes
lrs20000038_02	bias	23:52	0			LRS2	cal							Yes
virus0000035_02	bias	23:52	0			VIRUS	cal							Yes
lrs20000038_03	bias	23:53	0			LRS2	cal							Yes
virus0000035_03	bias	23:53	0			VIRUS	cal							Yes
lrs20000038_04	bias	23:53	0			LRS2	cal							Yes
virus0000035_04	bias	23:54	0			VIRUS	cal							Yes
lrs20000038_05	bias	23:54	0			LRS2	cal							Yes
virus0000035_05	bias	23:55	0			VIRUS	cal							Yes
lrs20000038_06	bias	23:55	0			LRS2	cal							Yes
virus0000035_06	bias	23:56	0			VIRUS	cal							Yes
lrs20000038_07	bias	23:56	0			LRS2	cal							Yes
virus0000035_07	bias	23:56	0			VIRUS	cal							Yes
lrs20000038_08	bias	23:57	0			LRS2	cal							Yes
virus0000035_08	bias	23:57	0			VIRUS	cal							Yes
lrs20000038_09	bias	23:58	0			LRS2	cal							Yes
virus0000035_09	bias	23:58	0			VIRUS	cal							Yes
lrs20000038_10	bias	23:59	0			LRS2	cal							Yes
virus0000035_10	bias	23:59	0			VIRUS	cal							Yes

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