HET Night Report Reader

Civil Date	Ephemerides
2026-06-24	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	02:10	03:03	03:40	10:17	10:53	11:47	-	08:22
Night Length	6:37		Sunset Temperature

On-Duty Personnel
Resident Astronomer	Telescope Operator	OPS Engineer	Day Ops
Sergey Rostopchin	Aiden Dillard	-	-

Overlaps
TO Overlap	RA Overlap
-	Tyler Ryburn

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
02:06	26.9	25.3	02:39	radar	00:33
04:41	23.1	24.8	06:15	radar	01:34
Total Time Open					2:07

Program	Night Priority	Science
03:40	Idle due to weather (radar)
04:47	Science
06:13	Idle due to weather (radar activity nearby)

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
04:47	05:02										First of Night
↪ Comments			Partial stack, rushed for priority target

Problem Reports
PR Number	Times	Time Lost	Description	Response
6687	02:17-02:17	00:00	probes move timeout

Ops Comments	none

TO Comments	Closed for most of the night due to mostly cloudy conditions with looming radar. Were able to complete one priority target, at least.

RA Comments	none

Observations
File	Target/QID	Exp Start	Exposure	Overhead	Program	Instrument Configuration	Data Type	IQ	Dimm	SkySBrt	Skytrans	SNR	Comments	Charge
0001	UNe Slave Cal	00:04	426			HPF	cal							Yes
virus0000020_01	flat_ldls_long	00:04	15			VIRUS	cal							Yes
virus0000020_02	flat_ldls_long	00:06	15			VIRUS	cal							Yes
virus0000020_03	flat_ldls_long	00:07	15			VIRUS	cal							Yes
virus0000021_01	Cd-A	00:08	15			VIRUS	cal							Yes
virus0000021_02	Cd-A	00:10	15			VIRUS	cal							Yes
0002	UNe Slave Cal	00:11	426			HPF	cal							Yes
virus0000021_03	Cd-A	00:11	15			VIRUS	cal							Yes
virus0000022_01	Hg	00:13	15			VIRUS	cal							Yes
virus0000022_02	Hg	00:14	15			VIRUS	cal							Yes
virus0000022_03	Hg	00:15	15			VIRUS	cal							Yes
lrs20000001_01	bias	00:17	0			LRS2	cal							Yes
virus0000001_01	bias	00:17	0			VIRUS	cal							Yes
lrs20000001_02	bias	00:17	0			LRS2	cal							Yes
virus0000001_02	bias	00:18	0			VIRUS	cal							Yes
lrs20000001_03	bias	00:18	0			LRS2	cal							Yes
virus0000001_03	bias	00:19	0			VIRUS	cal							Yes
lrs20000001_04	bias	00:19	0			LRS2	cal							Yes
virus0000001_04	bias	00:19	0			VIRUS	cal							Yes
lrs20000001_05	bias	00:20	0			LRS2	cal							Yes
virus0000001_05	bias	00:20	0			VIRUS	cal							Yes
lrs20000001_06	bias	00:21	0			LRS2	cal							Yes
virus0000001_06	bias	00:21	0			VIRUS	cal							Yes
lrs20000001_07	bias	00:22	0			LRS2	cal							Yes
virus0000001_07	bias	00:22	0			VIRUS	cal							Yes
lrs20000001_08	bias	00:23	0			LRS2	cal							Yes
virus0000001_08	bias	00:23	0			VIRUS	cal							Yes
virus0000001_09	bias	00:24	0			VIRUS	cal							Yes
lrs20000001_09	bias	00:24	0			LRS2	cal							Yes
lrs20000001_10	bias	00:24	0			LRS2	cal							Yes
virus0000001_10	bias	00:25	0			VIRUS	cal							Yes
lrs20000001_11	bias	00:25	0			LRS2	cal							Yes
virus0000001_11	bias	00:25	0			VIRUS	cal							Yes
lrs20000002_01	dark	00:26	360			LRS2	cal							Yes
virus0000002_01	dark	00:26	360			VIRUS	cal							Yes
lrs20000002_02	dark	00:33	360			LRS2	cal							Yes
virus0000002_02	dark	00:33	360			VIRUS	cal							Yes
lrs20000002_03	dark	00:40	360			LRS2	cal							Yes
virus0000002_03	dark	00:40	360			VIRUS	cal							Yes
0003	twilight	02:08	298.2			HPF	cal					441		Yes
lrs20000003_01	skyflat	02:16	7			LRS2	cal							Yes
lrs20000004_01	skyflat	02:17	10			LRS2	cal							Yes
lrs20000005_01	skyflat	02:18	13			LRS2	cal							Yes
lrs20000006_01	skyflat	02:20	16			LRS2	cal							Yes
lrs20000007_01	skyflat	02:21	22			LRS2	cal							Yes
lrs20000008_01	skyflat	02:22	30			LRS2	cal							Yes
virus0000003_01	skyflat	02:26	7			VIRUS	cal							Yes
virus0000004_01	skyflat	02:27	10			VIRUS	cal							Yes
virus0000005_01	skyflat	02:28	14			VIRUS	cal							Yes
virus0000006_01	skyflat	02:30	18			VIRUS	cal							Yes
virus0000007_01	skyflat	02:31	26			VIRUS	cal							Yes
0004	LFC Cal	02:49	106.5			HPF	cal							Yes
0005	LFC Cal	02:52	106.5			HPF	cal							Yes
0006	LFC Cal	02:54	106.5			HPF	cal							Yes
0007	LFC Cal	04:41	106.5			HPF	cal							Yes
0008	LFC Cal	04:44	106.5			HPF	cal							Yes
0009	LFC Cal	04:46	106.5			HPF	cal							Yes
virus0000008_01	parallel	05:06	3914.8			VIRUS	sci							Yes
0010	QID 1048	05:07	947.9	5.2	UT26-2-004	HPF	sci	1.92	1.40	19.24	0.86	50		Yes
0011	QID 1048	05:24	947.9	0.2	UT26-2-004	HPF	sci	1.89	1.31	19.65	0.88	59		Yes
0012	QID 1048	05:40	947.9	1.2	UT26-2-004	HPF	sci	1.92	1.14	19.79	0.90	61		Yes
0013	QID 1048	05:57	947.9	1.2	UT26-2-004	HPF	sci	1.62	1.02	19.76	0.94	63		Yes
0014	LFC Cal	07:42	106.5			HPF	cal							Yes
0015	LFC Cal	07:44	106.5			HPF	cal							Yes
0016	LFC Cal	07:46	106.5			HPF	cal							Yes
0017	LFC Cal	08:44	106.5			HPF	cal							Yes
0018	LFC Cal	08:47	106.5			HPF	cal							Yes
0019	LFC Cal	08:49	106.5			HPF	cal							Yes
lrs20000009_01	bias	09:47	0			LRS2	cal							Yes
virus0000009_01	bias	09:48	0			VIRUS	cal							Yes
virus0000010_01	bias	10:00	0			VIRUS	cal							Yes
virus0000011_01	Cd-A	10:05	15		ENG26-2-002	VIRUS	cal							Yes
virus0000012_01	Hg	10:06	15		ENG26-2-002	VIRUS	cal							Yes
0020	Dark	10:13	319.5			HPF	cal							Yes
0021	Quartz FCU	10:25	74.5			HPF	cal							Yes
0022	Quartz FCU	10:26	74.5			HPF	cal							Yes
0023	Quartz FCU	10:28	74.5			HPF	cal							Yes
0024	Quartz FCU	10:30	74.5			HPF	cal							Yes
0025	Quartz FCU	10:32	74.5			HPF	cal							Yes
0026	Quartz FCU	10:33	74.5			HPF	cal							Yes
0027	Quartz FCU	10:35	74.5			HPF	cal							Yes
0028	Alpha Bright Cal	10:37	85.2			HPF	cal							Yes
0029	Alpha Bright Cal	10:40	85.2			HPF	cal							Yes
0030	Alpha Bright Cal	10:42	85.2			HPF	cal							Yes
0031	Alpha Bright Cal	10:44	85.2			HPF	cal							Yes
0032	LFC FCU	10:46	106.5			HPF	cal							Yes
0033	LFC FCU	10:48	106.5			HPF	cal							Yes
0034	LFC FCU	10:51	106.5			HPF	cal							Yes
0035	LFC FCU	10:53	106.5			HPF	cal							Yes
0036	LFC FCU	10:55	106.5			HPF	cal							Yes
0037	LFC FCU	10:58	106.5			HPF	cal							Yes
0038	LFC Cal	11:01	106.5			HPF	cal							Yes
0039	LFC Cal	11:03	106.5			HPF	cal							Yes
0040	Etalon Cal	11:11	159.8			HPF	cal							Yes
0041	Etalon Cal	11:14	159.8			HPF	cal							Yes
0042	Etalon Cal	11:17	159.8			HPF	cal							Yes
0043	Etalon Cal	11:20	159.8			HPF	cal							Yes
0044	UNe Slave Cal	11:24	426			HPF	cal							Yes
0045	UNe Slave Cal	11:32	426			HPF	cal							Yes
0046	UNe Slave Cal	11:40	426			HPF	cal							Yes
0047	UNe Slave Cal	11:47	426			HPF	cal							Yes
0048	UNe Slave Cal	11:55	426			HPF	cal							Yes
0049	UNe Slave Cal	12:03	426			HPF	cal							Yes
0064	LFC Cal	21:47	106.5			HPF	cal							Yes
lrs20009900_01	bias	21:57	0			LRS2	cal							Yes
lrs20009905_01	bias	22:04	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	22:07	20			VIRUS	cal							Yes
lrs20000013_01	flat_Qth_R	22:21	15			LRS2	cal							Yes
lrs20000013_02	flat_Qth_R	22:22	15			LRS2	cal							Yes
lrs20000013_03	flat_Qth_R	22:23	15			LRS2	cal							Yes
lrs20000013_04	flat_Qth_R	22:24	15			LRS2	cal							Yes
lrs20009910_01	bias	22:27	0			LRS2	cal							Yes
virus0000019_01	bias	22:33	0			VIRUS	cal							Yes
lrs20009915_01	bias	22:37	0			LRS2	cal							Yes
virus0009905_01	flat_Qth	22:38	20			VIRUS	cal							Yes
virus0009906_01	bias	22:40	0			VIRUS	cal							Yes
lrs20009916_01	flat_ldls_long_B	22:40	20			LRS2	cal							Yes
virus0009907_01	dark	22:42	15			VIRUS	cal							Yes
lrs20009917_01	Cd-A_B	22:43	29			LRS2	cal							Yes
lrs20009918_01	FeAr_R	22:44	15			LRS2	cal							Yes
lrs20009919_01	Hg_B	22:45	15			LRS2	cal							Yes
0065	Dark	22:50	319.5			HPF	cal							Yes
0066	Quartz FCU	22:57	74.5			HPF	cal							Yes
0067	Quartz FCU	22:59	74.5			HPF	cal							Yes
0068	Quartz FCU	23:01	74.5			HPF	cal							Yes
0069	Quartz FCU	23:02	74.5			HPF	cal							Yes
0070	Quartz FCU	23:04	74.5			HPF	cal							Yes
0071	Quartz FCU	23:06	74.5			HPF	cal							Yes
0072	Quartz FCU	23:08	74.5			HPF	cal							Yes
0073	Alpha Bright Cal	23:10	85.2			HPF	cal							Yes
0074	Alpha Bright Cal	23:12	85.2			HPF	cal							Yes
0075	Alpha Bright Cal	23:14	85.2			HPF	cal							Yes
0076	Alpha Bright Cal	23:16	85.2			HPF	cal							Yes
0077	LFC FCU	23:19	106.5			HPF	cal							Yes
0078	LFC FCU	23:21	106.5			HPF	cal							Yes
0079	LFC Cal	23:24	106.5			HPF	cal							Yes
0080	LFC Cal	23:26	106.5			HPF	cal							Yes
0081	Etalon Cal	23:29	159.8			HPF	cal							Yes
0082	UNe Slave Cal	23:32	426			HPF	cal							Yes
lrs20000014_01	flat_Qth_R	23:33	15			LRS2	cal							Yes
lrs20000014_02	flat_Qth_R	23:34	15			LRS2	cal							Yes
lrs20000014_03	flat_Qth_R	23:36	15			LRS2	cal							Yes
lrs20000014_04	flat_Qth_R	23:37	15			LRS2	cal							Yes
lrs20000014_05	flat_Qth_R	23:38	15			LRS2	cal							Yes
lrs20000015_01	flat_ldls_long_B	23:39	20			LRS2	cal							Yes
0083	UNe Slave Cal	23:40	426			HPF	cal							Yes
lrs20000015_02	flat_ldls_long_B	23:41	20			LRS2	cal							Yes
lrs20000015_03	flat_ldls_long_B	23:42	20			LRS2	cal							Yes
lrs20000016_01	Cd-A_B	23:43	29			LRS2	cal							Yes
lrs20000016_02	Cd-A_B	23:45	29			LRS2	cal							Yes
lrs20000016_03	Cd-A_B	23:46	29			LRS2	cal							Yes
0084	UNe Slave Cal	23:48	426			HPF	cal							Yes
lrs20000017_01	FeAr_R	23:48	15			LRS2	cal							Yes
lrs20000017_02	FeAr_R	23:49	15			LRS2	cal							Yes
lrs20000017_03	FeAr_R	23:50	15			LRS2	cal							Yes
lrs20000018_01	Hg_R	23:51	20			LRS2	cal							Yes
lrs20000018_02	Hg_R	23:53	20			LRS2	cal							Yes
lrs20000018_03	Hg_R	23:54	20			LRS2	cal							Yes
lrs20000019_01	Hg_B	23:55	15			LRS2	cal							Yes
0085	UNe Slave Cal	23:56	426			HPF	cal							Yes
lrs20000019_02	Hg_B	23:56	15			LRS2	cal							Yes
lrs20000019_03	Hg_B	23:58	15			LRS2	cal							Yes

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