HET Night Report Reader

Civil Date	Ephemerides
2026-05-02	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	01:42	02:31	03:03	10:42	11:13	12:03	02:58	-
Night Length	7:39		Sunset Temperature

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

Overlaps
TO Overlap	RA Overlap
Justen Pautzke	Tyler Ryburn

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
01:42	10.4	9.8	11:55	twilight	10:13
Total Time Open					10:13

Program	Night Priority	Science
03:03	Science
08:07	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
02:21	03:16	0.39	0.61	-33	+3947	9.2	9.8	9.9	76	12	First of Night
11:10	11:13	0.78	1.19	-140	+4399	8.5	8.9	8.7	196	3	Post-Observing

Problem Reports
PR Number	Times	Time Lost	Description	Response
6672	01:48-02:06	00:18	adhara computer issue

Ops Comments	none

TO Comments	Clouded out at ~07:00 UT. DIMM motor stall noticed at ~10:50 UT. Performed morning twilights.

RA Comments	none

Observations
File	Target/QID	Exp Start	Exposure	Overhead	Program	Instrument Configuration	Data Type	IQ	Dimm	SkySBrt	Skytrans	SNR	Comments	Charge
0001	Quartz FCU	00:00	74.5			HPF	cal							Yes
0002	Quartz FCU	00:01	74.5			HPF	cal							Yes
0003	Quartz FCU	00:03	74.5			HPF	cal							Yes
0004	Quartz FCU	00:05	74.5			HPF	cal							Yes
0005	Quartz FCU	00:07	74.5			HPF	cal							Yes
0006	Quartz FCU	00:09	74.5			HPF	cal							Yes
0007	Alpha Bright Cal	00:11	85.2			HPF	cal							Yes
0008	Alpha Bright Cal	00:13	85.2			HPF	cal							Yes
0009	Alpha Bright Cal	00:15	85.2			HPF	cal							Yes
0010	Alpha Bright Cal	00:17	85.2			HPF	cal							Yes
0011	LFC FCU	00:19	106.5			HPF	cal							Yes
0012	LFC FCU	00:22	106.5			HPF	cal							Yes
0013	LFC Cal	00:25	106.5			HPF	cal							Yes
0014	LFC Cal	00:27	106.5			HPF	cal							Yes
0015	Etalon Cal	00:30	159.8			HPF	cal							Yes
0016	UNe Slave Cal	00:33	426			HPF	cal							Yes
lrs20000001_01	flat_Qth_R	00:34	15			LRS2	cal							Yes
lrs20000001_02	flat_Qth_R	00:36	15			LRS2	cal							Yes
lrs20000001_03	flat_Qth_R	00:37	15			LRS2	cal							Yes
lrs20000001_04	flat_Qth_R	00:38	15			LRS2	cal							Yes
lrs20000001_05	flat_Qth_R	00:39	15			LRS2	cal							Yes
lrs20000002_01	flat_ldls_long_B	00:40	20			LRS2	cal							Yes
0017	UNe Slave Cal	00:41	426			HPF	cal							Yes
lrs20000002_02	flat_ldls_long_B	00:42	20			LRS2	cal							Yes
lrs20000002_03	flat_ldls_long_B	00:43	20			LRS2	cal							Yes
lrs20000003_01	Cd-A_B	00:44	29			LRS2	cal							Yes
lrs20000003_02	Cd-A_B	00:46	29			LRS2	cal							Yes
lrs20000003_03	Cd-A_B	00:47	29			LRS2	cal							Yes
0018	UNe Slave Cal	00:49	426			HPF	cal							Yes
lrs20000004_01	FeAr_R	00:49	15			LRS2	cal							Yes
lrs20000004_02	FeAr_R	00:50	15			LRS2	cal							Yes
lrs20000004_03	FeAr_R	00:51	15			LRS2	cal							Yes
lrs20000005_01	Hg_R	00:52	20			LRS2	cal							Yes
lrs20000005_02	Hg_R	00:54	20			LRS2	cal							Yes
lrs20000005_03	Hg_R	00:55	20			LRS2	cal							Yes
lrs20000006_01	Hg_B	00:56	15			LRS2	cal							Yes
0019	UNe Slave Cal	00:57	426			HPF	cal							Yes
lrs20000006_02	Hg_B	00:58	15			LRS2	cal							Yes
lrs20000006_03	Hg_B	00:59	15			LRS2	cal							Yes
0020	UNe Slave Cal	01:04	426			HPF	cal							Yes
virus0000001_01	flat_ldls_long	01:06	15			VIRUS	cal							Yes
virus0000001_02	flat_ldls_long	01:07	15			VIRUS	cal							Yes
virus0000001_03	flat_ldls_long	01:09	15			VIRUS	cal							Yes
virus0000002_01	Cd-A	01:10	15			VIRUS	cal							Yes
0021	UNe Slave Cal	01:12	426			HPF	cal							Yes
virus0000002_02	Cd-A	01:12	15			VIRUS	cal							Yes
virus0000002_03	Cd-A	01:13	15			VIRUS	cal							Yes
virus0000003_01	Hg	01:14	15			VIRUS	cal							Yes
virus0000003_02	Hg	01:16	15			VIRUS	cal							Yes
virus0000003_03	Hg	01:17	15			VIRUS	cal							Yes
lrs20000007_01	bias	01:20	0			LRS2	cal							Yes
virus0000004_01	bias	01:20	0			VIRUS	cal							Yes
lrs20000007_02	bias	01:21	0			LRS2	cal							Yes
virus0000004_02	bias	01:21	0			VIRUS	cal							Yes
lrs20000007_03	bias	01:22	0			LRS2	cal							Yes
virus0000004_03	bias	01:22	0			VIRUS	cal							Yes
lrs20000007_04	bias	01:23	0			LRS2	cal							Yes
virus0000004_04	bias	01:23	0			VIRUS	cal							Yes
lrs20000007_05	bias	01:23	0			LRS2	cal							Yes
virus0000004_05	bias	01:24	0			VIRUS	cal							Yes
lrs20000007_06	bias	01:24	0			LRS2	cal							Yes
virus0000004_06	bias	01:25	0			VIRUS	cal							Yes
lrs20000007_07	bias	01:25	0			LRS2	cal							Yes
virus0000004_07	bias	01:25	0			VIRUS	cal							Yes
lrs20000007_08	bias	01:26	0			LRS2	cal							Yes
virus0000004_08	bias	01:26	0			VIRUS	cal							Yes
lrs20000007_09	bias	01:27	0			LRS2	cal							Yes
virus0000004_09	bias	01:27	0			VIRUS	cal							Yes
lrs20000007_10	bias	01:28	0			LRS2	cal							Yes
virus0000004_10	bias	01:28	0			VIRUS	cal							Yes
lrs20000007_11	bias	01:29	0			LRS2	cal							Yes
virus0000004_11	bias	01:29	0			VIRUS	cal							Yes
lrs20000008_01	skyflat	01:49	7			LRS2	cal							Yes
lrs20000009_01	skyflat	01:51	10			LRS2	cal							Yes
lrs20000010_01	skyflat	01:55	13			LRS2	cal							Yes
lrs20000011_01	skyflat	01:59	16			LRS2	cal							Yes
lrs20000012_01	skyflat	02:02	22			LRS2	cal							Yes
lrs20000013_01	skyflat	02:05	30			LRS2	cal							Yes
lrs20000014_01	dark	02:45	360			LRS2	cal							Yes
virus0000005_01	dark	02:45	360			VIRUS	cal							Yes
lrs20000014_02	dark	02:52	360			LRS2	cal							Yes
virus0000005_02	dark	02:52	360			VIRUS	cal							Yes
lrs20000014_03	dark	02:58	360			LRS2	cal							Yes
virus0000005_03	dark	02:59	360			VIRUS	cal							Yes
0022	QID 723	03:23	308.9	7.9	UT26-2-005	HPF	sci	1.33		19.25	0.78	176		P4
virus0000006_01	parallel	03:23	1060			VIRUS	sci							Yes
0023	QID 723	03:29	308.9	-0.1	UT26-2-005	HPF	sci	1.39		19.21	0.76	188		P4
0024	QID 723	03:35	308.9	0.9	UT26-2-005	HPF	sci	1.46		19.31	0.80	206		P4
virus0000007_01	parallel	03:46	1321			VIRUS	sci							Yes
0025	QID 714	03:47	617.7	6.7	UT26-2-004	HPF	sci	1.52		19.55	0.93	152		P4
0026	QID 714	03:58	617.7	0.7	UT26-2-004	HPF	sci	1.62		19.60	0.94	154		P4
virus0000008_01	parallel	04:16	2047			VIRUS	sci							Yes
0027	QID 680	04:17	969.1	8.8	UT26-2-007	HPF	sci	1.37		18.44	0.85	27		Yes
0028	QID 680	04:34	969.1	0.8	UT26-2-007	HPF	sci	1.48	1.00	18.49	0.85	27		Yes
0029	LFC Cal	04:52	106.5			HPF	cal							Yes
virus0000009_01	parallel	05:00	1959			VIRUS	sci							Yes
0030	QID 476	05:01	915.9	10.7	G26-2-002	HPF	sci	1.73	0.96	19.30	0.95	46		Yes
0031	QID 476	05:17	915.9	0.7	G26-2-002	HPF	sci	1.78	1.19	19.21	0.93	38		Yes
0032	LFC Cal	05:34	106.5			HPF	cal							Yes
virus0000010_01	parallel	05:39	374			VIRUS	sci							Yes
0033	QID 628	05:40	340.8	8.3	PSU26-2-014	HPF	sci	1.59	1.09	18.86	0.77	464		Yes
0034	QID 886	05:50	969.1	4.8	UT26-2-007	HPF	sci	1.47	0.86	18.66	0.94	54		Yes
virus0000011_01	parallel	05:50	2047			VIRUS	sci							Yes
0035	QID 886	06:08	969.1	0.8	UT26-2-007	HPF	sci	1.47	1.25	18.79	0.99	56		Yes
0036	QID 113	06:30	969.1	5.8	UT26-2-019	HPF	sci	1.83	1.43	19.21	0.92	384		Yes
virus0000012_01	parallel	06:30	1023			VIRUS	sci							Yes
0037	LFC Cal	06:48	106.5			HPF	cal							Yes
0038	QID 799	06:52	969.1	5.8	PSU26-2-015	HPF	sci	1.80	1.22	18.57	0.90	124		Yes
virus0000013_01	parallel	06:52	2047			VIRUS	sci							Yes
0039	QID 799	07:09	969.1	0.8	PSU26-2-015	HPF	sci	1.79	1.04	18.77	0.87	135		Yes
0040	LFC Cal	07:27	106.5			HPF	cal							Yes
0041	QID 478	07:35	915.9	9.7	G26-2-002	HPF	sci	1.73	1.64	19.02	0.74	38		Yes
virus0000014_01	parallel	07:35	1959			VIRUS	sci							Yes
0042	QID 478	07:51	915.9	1.7	G26-2-002	HPF	sci	1.63	1.40	18.92	0.72	32		Yes
0043	LFC Cal	08:08	106.5			HPF	cal							Yes
0044	LFC Cal	09:25	106.5			HPF	cal							Yes
0045	LFC Cal	09:27	106.5			HPF	cal							Yes
0046	LFC Cal	09:29	106.5			HPF	cal							Yes
0047	LFC Cal	10:17	106.5			HPF	cal							Yes
0048	LFC Cal	10:19	106.5			HPF	cal							Yes
0049	LFC Cal	10:22	106.5			HPF	cal							Yes
lrs20000015_01	bias	11:06	0			LRS2	cal							Yes
virus0000015_01	bias	11:07	0			VIRUS	cal							Yes
virus0000016_01	Cd-A	11:11	15		ENG26-2-002	VIRUS	cal							Yes
virus0000017_01	Hg	11:13	15		ENG26-2-002	VIRUS	cal							Yes
virus0000018_01	skyflat	11:41	25			VIRUS	cal							Yes
virus0000019_01	skyflat	11:42	18			VIRUS	cal							Yes
virus0000020_01	skyflat	11:44	15			VIRUS	cal							Yes
virus0000021_01	skyflat	11:47	25			VIRUS	cal							Yes
virus0000022_01	skyflat	11:48	18			VIRUS	cal							Yes
virus0000023_01	skyflat	11:50	15			VIRUS	cal							Yes
lrs20000016_01	skyflat	11:51	30			LRS2	cal							Yes
lrs20000017_01	skyflat	11:53	20			LRS2	cal							Yes
lrs20000018_01	skyflat	11:54	15			LRS2	cal							Yes
0050	Dark	11:59	319.5			HPF	cal							Yes
0051	Quartz FCU	12:10	74.5			HPF	cal							Yes
0052	Quartz FCU	12:12	74.5			HPF	cal							Yes
0053	Quartz FCU	12:14	74.5			HPF	cal							Yes
0054	Quartz FCU	12:15	74.5			HPF	cal							Yes
0055	Quartz FCU	12:17	74.5			HPF	cal							Yes
0056	Quartz FCU	12:19	74.5			HPF	cal							Yes
0057	Quartz FCU	12:21	74.5			HPF	cal							Yes
0058	Alpha Bright Cal	12:23	85.2			HPF	cal							Yes
0059	Alpha Bright Cal	12:25	85.2			HPF	cal							Yes
0060	Alpha Bright Cal	12:27	85.2			HPF	cal							Yes
0061	Alpha Bright Cal	12:29	85.2			HPF	cal							Yes
0062	LFC FCU	12:32	106.5			HPF	cal							Yes
0063	LFC FCU	12:34	106.5			HPF	cal							Yes
0064	LFC FCU	12:36	106.5			HPF	cal							Yes
0065	LFC FCU	12:39	106.5			HPF	cal							Yes
0066	LFC FCU	12:41	106.5			HPF	cal							Yes
0067	LFC FCU	12:43	106.5			HPF	cal							Yes
0068	LFC Cal	12:46	106.5			HPF	cal							Yes
0069	LFC Cal	12:48	106.5			HPF	cal							Yes
0070	Etalon Cal	12:56	159.8			HPF	cal							Yes
0071	Etalon Cal	12:59	159.8			HPF	cal							Yes
0072	Etalon Cal	13:02	159.8			HPF	cal							Yes
0073	Etalon Cal	13:06	159.8			HPF	cal							Yes
0074	UNe Slave Cal	13:09	426			HPF	cal							Yes
0075	UNe Slave Cal	13:17	426			HPF	cal							Yes
0076	UNe Slave Cal	13:25	426			HPF	cal							Yes
0077	UNe Slave Cal	13:33	426			HPF	cal							Yes
0078	UNe Slave Cal	13:40	426			HPF	cal							Yes
0079	UNe Slave Cal	13:48	426			HPF	cal							Yes
0042	LFC Cal	23:27	106.5			HPF	cal							Yes
lrs20009900_01	bias	23:34	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	23:36	20			VIRUS	cal							Yes
virus0009901_01	bias	23:38	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	23:40	20			LRS2	cal							Yes
virus0009902_01	dark	23:41	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	23:43	29			LRS2	cal							Yes
lrs20009903_01	FeAr_R	23:46	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	23:47	15			LRS2	cal							Yes
0043	Dark	23:51	319.5			HPF	cal							Yes
0044	Quartz FCU	23:58	74.5			HPF	cal							Yes

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