HET Night Report Reader

Civil Date	Ephemerides
2026-09-13	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	01:11	01:56	02:24	11:18	11:47	12:33	-	02:19
Night Length	8:54		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
00:58	23.8	22.7	11:56	twilight	10:58
Total Time Open					10:58

Program	Night Priority	Science
02:24	Science
04:48	Idle due to weather (small queue gap)
04:57	Science
06:15	Idle due to weather (small queue gap)
06:36	Science
10:54	Idle due to weather (clouds)

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
01:37	02:03	0.38	0.59	-380	-367	22.1	22.7	22.7	151	4	First of Night
05:22	05:51	0.38	0.59	-400	+1272	19.3	20.1	20.3	160	7	Stack/Re-stack
11:49	11:55	0.55	0.80	-470	+1272	18.7	19.4	19.5	176	12	Post-Observing

Problem Reports					no PRs

Ops Comments	none

TO Comments	Clear and calm with a surprise patch of clouds showing up at EON.

RA Comments	none

Observations
File	Target/QID	Exp Start	Exposure	Overhead	Program	Instrument Configuration	Data Type	IQ	Dimm	SkySBrt	Skytrans	SNR	Comments	Charge
lrs20000001_01	flat_Qth_R	00:01	15			LRS2	cal							Yes
lrs20000001_02	flat_Qth_R	00:02	15			LRS2	cal							Yes
lrs20000001_03	flat_Qth_R	00:04	15			LRS2	cal							Yes
lrs20000001_04	flat_Qth_R	00:05	15			LRS2	cal							Yes
lrs20000001_05	flat_Qth_R	00:06	15			LRS2	cal							Yes
0001	UNe Slave Cal	00:07	426			HPF	cal							Yes
lrs20000002_01	flat_ldls_long_B	00:07	20			LRS2	cal							Yes
lrs20000002_02	flat_ldls_long_B	00:09	20			LRS2	cal							Yes
lrs20000002_03	flat_ldls_long_B	00:10	20			LRS2	cal							Yes
lrs20000003_01	Cd-A_B	00:11	29			LRS2	cal							Yes
lrs20000003_02	Cd-A_B	00:13	29			LRS2	cal							Yes
lrs20000003_03	Cd-A_B	00:14	29			LRS2	cal							Yes
0002	UNe Slave Cal	00:15	426			HPF	cal							Yes
lrs20000004_01	FeAr_R	00:16	15			LRS2	cal							Yes
lrs20000004_02	FeAr_R	00:17	15			LRS2	cal							Yes
lrs20000004_03	FeAr_R	00:18	15			LRS2	cal							Yes
lrs20000005_01	Hg_R	00:19	20			LRS2	cal							Yes
lrs20000005_02	Hg_R	00:21	20			LRS2	cal							Yes
lrs20000005_03	Hg_R	00:22	20			LRS2	cal							Yes
0003	UNe Slave Cal	00:23	426			HPF	cal							Yes
lrs20000006_01	Hg_B	00:23	15			LRS2	cal							Yes
lrs20000006_02	Hg_B	00:24	15			LRS2	cal							Yes
lrs20000006_03	Hg_B	00:26	15			LRS2	cal							Yes
lrs20000007_01	bias	00:27	0			LRS2	cal							Yes
virus0000001_01	bias	00:27	0			VIRUS	cal							Yes
lrs20000007_02	bias	00:28	0			LRS2	cal							Yes
virus0000001_02	bias	00:28	0			VIRUS	cal							Yes
lrs20000007_03	bias	00:29	0			LRS2	cal							Yes
virus0000001_03	bias	00:29	0			VIRUS	cal							Yes
lrs20000007_04	bias	00:30	0			LRS2	cal							Yes
virus0000001_04	bias	00:30	0			VIRUS	cal							Yes
0004	UNe Slave Cal	00:30	426			HPF	cal							Yes
lrs20000007_05	bias	00:30	0			LRS2	cal							Yes
virus0000001_05	bias	00:31	0			VIRUS	cal							Yes
lrs20000007_06	bias	00:31	0			LRS2	cal							Yes
virus0000001_06	bias	00:32	0			VIRUS	cal							Yes
lrs20000007_07	bias	00:32	0			LRS2	cal							Yes
virus0000001_07	bias	00:32	0			VIRUS	cal							Yes
lrs20000007_08	bias	00:33	0			LRS2	cal							Yes
virus0000001_08	bias	00:33	0			VIRUS	cal							Yes
lrs20000007_09	bias	00:34	0			LRS2	cal							Yes
virus0000001_09	bias	00:34	0			VIRUS	cal							Yes
lrs20000007_10	bias	00:35	0			LRS2	cal							Yes
virus0000001_10	bias	00:35	0			VIRUS	cal							Yes
lrs20000007_11	bias	00:36	0			LRS2	cal							Yes
virus0000001_11	bias	00:36	0			VIRUS	cal							Yes
lrs20000008_01	dark	00:36	360			LRS2	cal							Yes
virus0000002_01	dark	00:37	360			VIRUS	cal							Yes
0005	UNe Slave Cal	00:38	426			HPF	cal							Yes
lrs20000008_02	dark	00:43	360			LRS2	cal							Yes
virus0000002_02	dark	00:44	360			VIRUS	cal							Yes
lrs20000008_03	dark	00:50	360			LRS2	cal							Yes
virus0000002_03	dark	00:50	360			VIRUS	cal							Yes
0006	twilight	01:08	298.2			HPF	cal					283		Yes
lrs20000009_01	skyflat	01:15	7			LRS2	cal							Yes
lrs20000010_01	skyflat	01:16	10			LRS2	cal							Yes
lrs20000011_01	skyflat	01:17	13			LRS2	cal							Yes
lrs20000012_01	skyflat	01:18	16			LRS2	cal							Yes
lrs20000013_01	skyflat	01:19	22			LRS2	cal							Yes
lrs20000014_01	skyflat	01:21	30			LRS2	cal							Yes
virus0000003_01	skyflat	01:23	7			VIRUS	cal							Yes
virus0000004_01	skyflat	01:25	10			VIRUS	cal							Yes
virus0000005_01	skyflat	01:26	14			VIRUS	cal							Yes
virus0000006_01	skyflat	01:27	18			VIRUS	cal							Yes
virus0000007_01	skyflat	01:29	26			VIRUS	cal							Yes
0007	LFC Cal	02:11	106.5			HPF	cal							Yes
virus0000008_01	parallel	02:11	300			VIRUS	sci							Yes
lrs20000015_01	QID 62	02:11	300	7.0	PSU26-3-002	LRS2-R	sci	1.93	1.20	21.28	0.63			P4
0008	LFC Cal	02:13	106.5			HPF	cal							Yes
lrs20000016_01	1805292_056_W	02:21	180	5.0		LRS2	spec	1.54	1.29	22.15	0.84			Yes
lrs20000017_01	1805292_066_W	02:27	120	3.0		LRS2	spec	1.64	1.06	21.01	0.99			Yes
virus0000009_01	1805292_052_W	02:34	60	5.0		VIRUS	spec	1.83	1.18	22.11	0.83			Yes
virus0000009_02	1805292_052_W	02:36	60	1.0		VIRUS	spec	1.90	1.12	22.09	0.84			Yes
virus0000009_03	1805292_052_W	02:38	60	1.0		VIRUS	spec	1.79	1.26	22.10	0.84			Yes
0009	HR8341_tell_std	02:46	330.2	6.5		HPF	telluric	1.67	1.41	20.52	0.85			Yes
virus0000010_01	parallel	02:56	1945.7			VIRUS	sci							Yes
0010	QID 795	02:57	617.7	5.7	UT26-3-001	HPF	sci	1.41	0.92	20.83	0.61	117		P4
0011	QID 795	03:08	617.7	0.7	UT26-3-001	HPF	sci	1.54	1.11	20.83	0.62	114		P4
0012	QID 795	03:19	617.7	0.7	UT26-3-001	HPF	sci	1.52	0.95	20.77	0.68	142		P4
0013	QID 791	03:36	308.9	6.9	UT26-3-001	HPF	sci	1.31	0.95	20.41	0.92	209		P4
virus0000011_01	parallel	03:36	1051			VIRUS	sci							Yes
0014	QID 791	03:42	308.9	0.9	UT26-3-001	HPF	sci	1.33	0.94	20.40	0.90	210		P4
0015	QID 791	03:48	308.9	0.9	UT26-3-001	HPF	sci	1.38	0.83	20.39	0.86	192		P4
virus0000012_01	parallel	03:58	1800			VIRUS	sci							Yes
lrs20000018_01	QID 136	03:58	1800	5.0	UT26-3-013	LRS2-B	sci	1.65	1.10	21.81	0.74			Yes
0016	LFC Cal	03:59	106.5			HPF	cal							Yes
0017	LFC Cal	04:01	106.5			HPF	cal							Yes
0018	LFC Cal	04:03	106.5			HPF	cal							Yes
0019	LFC Cal	04:33	106.5			HPF	cal							Yes
virus0000013_01	parallel	04:33	900			VIRUS	sci							Yes
lrs20000019_01	QID 137	04:33	900	5.0	UT26-3-013	LRS2-R	sci	1.53	0.90	20.91	0.99			Yes
0020	LFC Cal	04:35	106.5			HPF	cal							Yes
0021	LFC Cal	04:38	106.5			HPF	cal							Yes
lrs20000020_01	parallel	05:00	360			LRS2	sci							Yes
0022	LFC Cal	05:01	106.5			HPF	cal							Yes
virus0000014_01	QID 841	05:01	360	4.0	UT26-3-014	VIRUS	sci	1.86	0.89	21.73	0.70			Yes
0023	LFC Cal	05:03	106.5			HPF	cal							Yes
lrs20000020_02	parallel	05:08	360			LRS2	sci							Yes
virus0000014_02	QID 841	05:08	360	1.0	UT26-3-014	VIRUS	sci	1.86	0.92	21.70	0.71			Yes
lrs20000020_03	parallel	05:15	360			LRS2	sci							Yes
virus0000014_03	QID 841	05:15	360	1.0	UT26-3-014	VIRUS	sci	1.84	1.02	21.69	0.72			Yes
0024	LFC Cal	05:55	106.5			HPF	cal							Yes
lrs20000021_01	parallel	05:55	360			LRS2	sci							Yes
virus0000015_01	QID 848	05:55	360	4.0	UT26-3-014	VIRUS	sci	1.78	1.24	21.79	0.80			Yes
0025	LFC Cal	05:57	106.5			HPF	cal							Yes
lrs20000021_02	parallel	06:02	360			LRS2	sci							Yes
virus0000015_02	QID 848	06:02	360	1.0	UT26-3-014	VIRUS	sci	1.85	1.43	21.80	0.79			Yes
lrs20000021_03	parallel	06:09	360			LRS2	sci							Yes
virus0000015_03	QID 848	06:09	360	1.0	UT26-3-014	VIRUS	sci	2.02	1.39	21.78	0.80			Yes
0026	LFC Cal	06:40	106.5			HPF	cal							Yes
lrs20000022_01	QID 122	06:40	1800	4.0	UT26-3-013	LRS2-B	sci	1.57	1.02	21.72	0.75			Yes
virus0000016_01	parallel	06:40	1800			VIRUS	sci							Yes
0027	LFC Cal	06:43	106.5			HPF	cal							Yes
0028	LFC Cal	06:45	106.5			HPF	cal							Yes
0029	LFC Cal	07:15	106.5			HPF	cal							Yes
virus0000017_01	parallel	07:15	900			VIRUS	sci							Yes
lrs20000023_01	QID 123	07:15	900	5.0	UT26-3-013	LRS2-R	sci	1.51	1.34	20.84	0.96			Yes
0030	LFC Cal	07:18	106.5			HPF	cal							Yes
0031	LFC Cal	07:20	106.5			HPF	cal							Yes
virus0000018_01	parallel	07:34	300			VIRUS	sci							Yes
0032	LFC Cal	07:35	106.5			HPF	cal							Yes
lrs20000024_01	QID 1028	07:35	300	5.0	UT26-3-010	LRS2-B	sci	1.67	1.72	21.81	0.78			Yes
0033	LFC Cal	07:37	106.5			HPF	cal							Yes
0034	LFC Cal	07:47	106.5			HPF	cal							Yes
virus0000019_01	parallel	07:47	1800			VIRUS	sci							Yes
lrs20000025_01	QID 114	07:47	1800	7.0	UT26-3-013	LRS2-B	sci	1.66	1.30	21.82	0.85			Yes
0035	LFC Cal	07:49	106.5			HPF	cal							Yes
0036	LFC Cal	07:51	106.5			HPF	cal							Yes
virus0000020_01	parallel	08:22	900			VIRUS	sci							Yes
0037	LFC Cal	08:23	106.5			HPF	cal							Yes
lrs20000026_01	QID 115	08:23	900	6.0	UT26-3-013	LRS2-R	sci	1.27	0.89	20.89	0.90			Yes
0038	LFC Cal	08:25	106.5			HPF	cal							Yes
0039	LFC Cal	08:27	106.5			HPF	cal							Yes
0040	QID 787	08:43	713.6	5.1	UT26-3-001	HPF	sci	1.57	1.31	20.44	0.69	67		Yes
virus0000021_01	parallel	08:43	2265.2			VIRUS	sci							Yes
0041	QID 787	08:56	713.6	1.1	UT26-3-001	HPF	sci	1.56	1.15	20.43	0.71	70		Yes
0042	QID 787	09:09	713.6	0.1	UT26-3-001	HPF	sci	1.48	1.49	20.40	0.75	63		Yes
lrs20000027_01	parallel	09:26	420			LRS2	sci							Yes
virus0000022_01	QID 752	09:26	420	6.0	PSU26-3-011	VIRUS	sci	1.60	1.35	21.74	0.80			Yes
0043	LFC Cal	09:27	106.5			HPF	cal							Yes
0044	LFC Cal	09:29	106.5			HPF	cal							Yes
0045	LFC Cal	09:31	106.5			HPF	cal							Yes
lrs20000027_02	parallel	09:34	420			LRS2	sci							Yes
virus0000022_02	QID 752	09:35	420	2.0	PSU26-3-011	VIRUS	sci	1.88	1.16	21.72	0.82			Yes
lrs20000027_03	parallel	09:43	420			LRS2	sci							Yes
virus0000022_03	QID 752	09:43	420	1.0	PSU26-3-011	VIRUS	sci	2.12	1.10	21.71	0.81			Yes
0046	LFC Cal	09:56	106.5			HPF	cal							Yes
virus0000023_01	parallel	09:56	1800			VIRUS	sci							Yes
lrs20000028_01	QID 132	09:56	1800	6.0	UT26-3-013	LRS2-B	sci	1.54	0.90	21.83	0.80			Yes
0047	LFC Cal	09:59	106.5			HPF	cal							Yes
0048	LFC Cal	10:01	106.5			HPF	cal							Yes
0049	LFC Cal	10:30	106.5			HPF	cal							Yes
virus0000024_01	parallel	10:30	900			VIRUS	sci							Yes
lrs20000029_01	QID 133	10:30	900	4.0	UT26-3-013	LRS2-R	sci	1.45	0.93	20.90	0.90			Yes
0050	LFC Cal	10:32	106.5			HPF	cal							Yes
0051	LFC Cal	10:35	106.5			HPF	cal							Yes
virus0000025_01	parallel	10:53	3218			VIRUS	sci							Yes
0052	LFC Cal	10:54	106.5			HPF	cal							Yes
lrs20000030_01	QID 200	10:54	3218	8.4	M26-3-011	LRS2-R	sci	1.42	0.98	20.82	0.96		Cloud came in 10 min before end of exposure. Lost guiders so metrology inaccurate.	No
0053	LFC Cal	10:56	106.5			HPF	cal							Yes
0054	LFC Cal	10:58	106.5			HPF	cal							Yes
virus0000026_01	flat_ldls_long	11:56	15			VIRUS	cal							Yes
virus0000026_02	flat_ldls_long	11:57	15			VIRUS	cal							Yes
virus0000026_03	flat_ldls_long	11:59	15			VIRUS	cal							Yes
virus0000027_01	Cd-A	12:00	15			VIRUS	cal							Yes
virus0000027_02	Cd-A	12:02	15			VIRUS	cal							Yes
virus0000027_03	Cd-A	12:03	15			VIRUS	cal							Yes
virus0000028_01	Hg	12:04	15			VIRUS	cal							Yes
virus0000028_02	Hg	12:06	15			VIRUS	cal							Yes
virus0000028_03	Hg	12:07	15			VIRUS	cal							Yes
lrs20000031_01	bias	12:09	0			LRS2	cal							Yes
virus0000029_01	bias	12:10	0			VIRUS	cal							Yes
virus0000030_01	Cd-A	12:14	15		ENG26-3-002	VIRUS	cal							Yes
virus0000031_01	Hg	12:15	15		ENG26-3-002	VIRUS	cal							Yes
0055	Dark	12:23	319.5			HPF	cal							Yes
0056	Quartz FCU	12:34	74.5			HPF	cal							Yes
0057	Quartz FCU	12:36	74.5			HPF	cal							Yes
0058	Quartz FCU	12:38	74.5			HPF	cal							Yes
0059	Quartz FCU	12:40	74.5			HPF	cal							Yes
0060	Quartz FCU	12:41	74.5			HPF	cal							Yes
0061	Quartz FCU	12:43	74.5			HPF	cal							Yes
0062	Quartz FCU	12:45	74.5			HPF	cal							Yes
0063	Alpha Bright Cal	12:47	85.2			HPF	cal							Yes
0064	Alpha Bright Cal	12:49	85.2			HPF	cal							Yes
0065	Alpha Bright Cal	12:51	85.2			HPF	cal							Yes
0066	Alpha Bright Cal	12:53	85.2			HPF	cal							Yes
0067	LFC FCU	12:56	106.5			HPF	cal							Yes
0068	LFC FCU	12:58	106.5			HPF	cal							Yes
0069	LFC FCU	13:00	106.5			HPF	cal							Yes
0070	LFC FCU	13:03	106.5			HPF	cal							Yes
0071	LFC FCU	13:05	106.5			HPF	cal							Yes
0072	LFC FCU	13:07	106.5			HPF	cal							Yes
0073	LFC Cal	13:10	106.5			HPF	cal							Yes
0074	LFC Cal	13:13	106.5			HPF	cal							Yes
0075	Etalon Cal	13:20	159.8			HPF	cal							Yes
0076	Etalon Cal	13:24	159.8			HPF	cal							Yes
0077	Etalon Cal	13:27	159.8			HPF	cal							Yes
0078	Etalon Cal	13:30	159.8			HPF	cal							Yes
0079	UNe Slave Cal	13:33	426			HPF	cal							Yes
0080	UNe Slave Cal	13:41	426			HPF	cal							Yes
0081	UNe Slave Cal	13:49	426			HPF	cal							Yes
0082	UNe Slave Cal	13:57	426			HPF	cal							Yes
0083	UNe Slave Cal	14:05	426			HPF	cal							Yes
0084	UNe Slave Cal	14:12	426			HPF	cal							Yes
0093	LFC Cal	22:57	106.5			HPF	cal							Yes
lrs20009900_01	bias	23:06	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	23:07	20			VIRUS	cal							Yes
virus0009901_01	bias	23:09	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	23:09	20			LRS2	cal							Yes
virus0009902_01	dark	23:11	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	23:11	29			LRS2	cal							Yes
lrs20009903_01	FeAr_R	23:13	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	23:14	15			LRS2	cal							Yes
0094	Dark	23:18	319.5			HPF	cal							Yes
0095	Quartz FCU	23:24	74.5			HPF	cal							Yes
0096	Quartz FCU	23:26	74.5			HPF	cal							Yes
0097	Quartz FCU	23:28	74.5			HPF	cal							Yes
0098	Quartz FCU	23:30	74.5			HPF	cal							Yes
0099	Quartz FCU	23:31	74.5			HPF	cal							Yes
0100	Quartz FCU	23:33	74.5			HPF	cal							Yes
0101	Quartz FCU	23:35	74.5			HPF	cal							Yes
0102	Alpha Bright Cal	23:37	85.2			HPF	cal							Yes
0103	Alpha Bright Cal	23:39	85.2			HPF	cal							Yes
0104	Alpha Bright Cal	23:41	85.2			HPF	cal							Yes
0105	Alpha Bright Cal	23:43	85.2			HPF	cal							Yes
0106	LFC FCU	23:46	106.5			HPF	cal							Yes
0107	LFC FCU	23:48	106.5			HPF	cal							Yes
0108	LFC Cal	23:51	106.5			HPF	cal							Yes
0109	LFC Cal	23:53	106.5			HPF	cal							Yes
0110	Etalon Cal	23:56	159.8			HPF	cal							Yes
0111	UNe Slave Cal	23:59	426			HPF	cal							Yes

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