HET Night Report Reader

Civil Date	Ephemerides
2026-07-26	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	02:02	02:52	03:26	10:39	11:12	12:04	-	10:05
Night Length	7:13		Sunset Temperature

On-Duty Personnel
Resident Astronomer	Telescope Operator	OPS Engineer	Day Ops
Zach Vanderbosch	Amy Westfall	-	-

Overlaps
TO Overlap	RA Overlap
-	Sergey Rostopchin

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
02:02			11:06	twilight	09:04
Total Time Open					9:04

Program	Night Priority	Science
03:26	Idle due to weather (clouds?)
03:37	Science
04:03	Idle due to weather (Blind Setup Issues for Target #545)
04:13	Science
10:12	Idle due to weather (Poor IQ)
10:29	Science

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
02:35	03:14	0.42	0.66	-400	-1527	24.9	25.9	26.1	158	9	First of Night
07:25	08:03	0.40	0.63	-370	-7	22.4	23.5	23.6	194	15	Stack/Re-stack
11:00	11:05	1.32	1.95	-400	-7	21.8	24.6	24.1	207	10	Post-Observing

Problem Reports					no PRs

Ops Comments	none

TO Comments	Clear and calm night.

RA Comments	none

Observations
File	Target/QID	Exp Start	Exposure	Overhead	Program	Instrument Configuration	Data Type	IQ	Dimm	SkySBrt	Skytrans	SNR	Comments	Charge
virus0009901_01	bias	00:00	0			VIRUS	cal							Yes
lrs20009900_01	bias	00:01	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	00:02	20			VIRUS	cal							Yes
virus0009901_01	bias	00:03	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	00:04	20			LRS2	cal							Yes
virus0009902_01	dark	00:06	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	00:06	29			LRS2	cal							Yes
lrs20009903_01	FeAr_R	00:08	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	00:09	15			LRS2	cal							Yes
0001	Etalon Cal	00:23	159.8			HPF	cal							Yes
0002	Dark	00:27	319.5			HPF	cal							Yes
0003	Quartz FCU	00:34	74.5			HPF	cal							Yes
0004	Quartz FCU	00:36	74.5			HPF	cal							Yes
0005	Quartz FCU	00:38	74.5			HPF	cal							Yes
0006	Quartz FCU	00:39	74.5			HPF	cal							Yes
0007	Quartz FCU	00:41	74.5			HPF	cal							Yes
0008	Quartz FCU	00:43	74.5			HPF	cal							Yes
0009	Quartz FCU	00:45	74.5			HPF	cal							Yes
0010	Alpha Bright Cal	00:47	85.2			HPF	cal							Yes
0011	Alpha Bright Cal	00:49	85.2			HPF	cal							Yes
0012	Alpha Bright Cal	00:51	85.2			HPF	cal							Yes
0013	Alpha Bright Cal	00:53	85.2			HPF	cal							Yes
0014	Etalon Cal	01:05	159.8			HPF	cal							Yes
0015	Etalon Cal	01:08	159.8			HPF	cal							Yes
0016	Etalon Cal	01:11	159.8			HPF	cal							Yes
0017	Etalon Cal	01:15	159.8			HPF	cal							Yes
0018	UNe Slave Cal	01:18	426			HPF	cal							Yes
virus0000001_01	flat_ldls_long	01:25	15			VIRUS	cal							Yes
0019	UNe Slave Cal	01:26	426			HPF	cal							Yes
virus0000001_02	flat_ldls_long	01:26	15			VIRUS	cal							Yes
virus0000001_03	flat_ldls_long	01:27	15			VIRUS	cal							Yes
virus0000002_01	Cd-A	01:29	15			VIRUS	cal							Yes
virus0000002_02	Cd-A	01:30	15			VIRUS	cal							Yes
virus0000002_03	Cd-A	01:32	15			VIRUS	cal							Yes
virus0000003_01	Hg	01:33	15			VIRUS	cal							Yes
0020	UNe Slave Cal	01:34	426			HPF	cal							Yes
virus0000003_02	Hg	01:34	15			VIRUS	cal							Yes
virus0000003_03	Hg	01:36	15			VIRUS	cal							Yes
lrs20000001_01	dark	01:37	360			LRS2	cal							Yes
virus0000004_01	dark	01:37	360			VIRUS	cal							Yes
0021	UNe Slave Cal	01:42	426			HPF	cal							Yes
lrs20000001_02	dark	01:44	360			LRS2	cal							Yes
virus0000004_02	dark	01:44	360			VIRUS	cal							Yes
0022	UNe Slave Cal	01:49	426			HPF	cal							Yes
lrs20000001_03	dark	01:51	360			LRS2	cal							Yes
virus0000004_03	dark	01:51	360			VIRUS	cal							Yes
0023	UNe Slave Cal	01:57	426			HPF	cal							Yes
lrs20000002_01	skyflat	02:10	7			LRS2	cal							Yes
lrs20000003_01	skyflat	02:11	10			LRS2	cal							Yes
lrs20000004_01	skyflat	02:12	13			LRS2	cal							Yes
lrs20000005_01	skyflat	02:13	16			LRS2	cal							Yes
lrs20000006_01	skyflat	02:15	22			LRS2	cal							Yes
lrs20000007_01	skyflat	02:16	30			LRS2	cal							Yes
virus0000005_01	skyflat	02:18	7			VIRUS	cal							Yes
virus0000006_01	skyflat	02:19	10			VIRUS	cal							Yes
virus0000007_01	skyflat	02:20	14			VIRUS	cal							Yes
virus0000008_01	skyflat	02:21	18			VIRUS	cal							Yes
virus0000009_01	skyflat	02:23	26			VIRUS	cal							Yes
lrs20000008_01	flat_Qth_R	02:26	15			LRS2	cal							Yes
lrs20000008_02	flat_Qth_R	02:27	15			LRS2	cal							Yes
lrs20000008_03	flat_Qth_R	02:29	15			LRS2	cal							Yes
lrs20000008_04	flat_Qth_R	02:30	15			LRS2	cal							Yes
lrs20000008_05	flat_Qth_R	02:31	15			LRS2	cal							Yes
lrs20000009_01	flat_ldls_long_B	02:32	20			LRS2	cal							Yes
lrs20000009_02	flat_ldls_long_B	02:34	20			LRS2	cal							Yes
lrs20000009_03	flat_ldls_long_B	02:35	20			LRS2	cal							Yes
lrs20000010_01	Cd-A_B	02:36	29			LRS2	cal							Yes
lrs20000010_02	Cd-A_B	02:38	29			LRS2	cal							Yes
lrs20000010_03	Cd-A_B	02:39	29			LRS2	cal							Yes
lrs20000011_01	FeAr_R	02:41	15			LRS2	cal							Yes
lrs20000011_02	FeAr_R	02:42	15			LRS2	cal							Yes
lrs20000011_03	FeAr_R	02:43	15			LRS2	cal							Yes
lrs20000012_01	Hg_R	02:44	20			LRS2	cal							Yes
lrs20000012_02	Hg_R	02:46	20			LRS2	cal							Yes
lrs20000012_03	Hg_R	02:47	20			LRS2	cal							Yes
lrs20000013_01	Hg_B	02:48	15			LRS2	cal							Yes
lrs20000013_02	Hg_B	02:49	15			LRS2	cal							Yes
lrs20000013_03	Hg_B	02:51	15			LRS2	cal							Yes
virus0000010_01	bias	02:56	0			VIRUS	cal							Yes
lrs20000014_01	bias	02:56	0			LRS2	cal							Yes
lrs20000014_02	bias	02:56	0			LRS2	cal							Yes
virus0000010_02	bias	02:56	0			VIRUS	cal							Yes
lrs20000014_03	bias	02:57	0			LRS2	cal							Yes
virus0000010_03	bias	02:57	0			VIRUS	cal							Yes
lrs20000014_04	bias	02:58	0			LRS2	cal							Yes
virus0000010_04	bias	02:58	0			VIRUS	cal							Yes
lrs20000014_05	bias	02:59	0			LRS2	cal							Yes
virus0000010_05	bias	02:59	0			VIRUS	cal							Yes
lrs20000014_06	bias	03:00	0			LRS2	cal							Yes
virus0000010_06	bias	03:00	0			VIRUS	cal							Yes
lrs20000014_07	bias	03:00	0			LRS2	cal							Yes
virus0000010_07	bias	03:01	0			VIRUS	cal							Yes
lrs20000014_08	bias	03:01	0			LRS2	cal							Yes
virus0000010_08	bias	03:02	0			VIRUS	cal							Yes
lrs20000014_09	bias	03:02	0			LRS2	cal							Yes
virus0000010_09	bias	03:03	0			VIRUS	cal							Yes
lrs20000014_10	bias	03:03	0			LRS2	cal							Yes
virus0000010_10	bias	03:03	0			VIRUS	cal							Yes
lrs20000014_11	bias	03:04	0			LRS2	cal							Yes
virus0000010_11	bias	03:04	0			VIRUS	cal							Yes
virus0000011_01	parallel	03:26	680.5			VIRUS	sci							Yes
0024	parallel	03:27	649.6	6.2	UT26-2-007	HPF	sci	2.67		18.91	0.78	227	Poor image quality.	No
0025	parallel	03:46	308.9	9.9	UT26-2-005	HPF	sci	1.78		19.26	0.85	214		P4
virus0000012_01	parallel	03:46	1051			VIRUS	sci							Yes
0026	parallel	03:52	308.9	-0.1	UT26-2-005	HPF	sci	1.72		19.25	0.87	217		P4
0027	parallel	03:58	308.9	0.9	UT26-2-005	HPF	sci	1.75	1.55	19.24	0.87	206		P4
lrs20000015_01	parallel	04:20	180	7.0	UT26-2-017	LRS2-B	sci	1.75	1.02	18.80	0.88		Several fibers are saturating the CCD at the requested exposure time.	P4
virus0000013_01	parallel	04:27	360			VIRUS	sci							Yes
lrs20000016_01	parallel	04:28	360	5.0	UT26-2-017	LRS2-R	sci	1.60	1.15	18.72	0.94			P4
0028	parallel	04:43	969.1	8.8	UT26-2-007	HPF	sci	1.77	1.05	18.86	0.91	316		P4
virus0000014_01	parallel	04:43	1000			VIRUS	sci							Yes
0029	Etalon Cal	05:02	159.8			HPF	cal							Yes
0030	parallel	05:07	969.1	7.8	UT26-2-007	HPF	sci	1.72	1.16	18.67	0.89	41		Yes
virus0000015_01	parallel	05:07	2000			VIRUS	sci							Yes
0031	parallel	05:24	969.1	0.8	UT26-2-007	HPF	sci	1.88	1.15	18.70	0.86	35		Yes
0032	parallel	05:50	969.1	9.8	UT26-2-007	HPF	sci	2.17	1.11	19.14	0.91	28		P4
virus0000016_01	parallel	05:50	1000			VIRUS	sci							Yes
0033	Etalon Cal	06:08	159.8			HPF	cal							Yes
virus0000017_01	parallel	06:13	1000			VIRUS	sci							Yes
0034	parallel	06:14	969.1	7.8	UT26-2-007	HPF	sci	2.10	1.16	19.14	0.87	29		P4
virus0000018_01	parallel	06:38	1051			VIRUS	sci							Yes
0035	parallel	06:39	308.9	8.9	UT26-2-005	HPF	sci	1.82	0.88	17.97	0.92	154		P4
0036	parallel	06:44	308.9	0.9	UT26-2-005	HPF	sci	1.88	0.99	18.03	0.84	160		P4
0037	parallel	06:50	308.9	-0.1	UT26-2-005	HPF	sci	1.97	1.06	18.06	0.81	160		P4
virus0000019_01	parallel	07:02	1401.4			VIRUS	sci							Yes
0038	parallel	07:03	308.9	7.9	UT26-2-004	HPF	sci	2.24	0.94	18.02	0.80	146		P4
0039	parallel	07:08	308.9	0.9	UT26-2-004	HPF	sci	2.24	0.98	17.95	0.70	133		P4
0040	parallel	07:14	308.9	-0.1	UT26-2-004	HPF	sci	2.09	0.79	17.88	0.63	135		P4
0041	parallel	07:20	308.9	0.9	UT26-2-004	HPF	sci	1.94	0.95	17.86	0.56	132		P4
0042	Etalon Cal	07:27	159.8			HPF	cal							Yes
0043	Etalon Cal	07:30	159.8			HPF	cal							Yes
0044	Etalon Cal	07:33	159.8			HPF	cal							Yes
0045	Etalon Cal	08:04	159.8			HPF	cal							Yes
virus0000020_01	parallel	08:10	1723.1			VIRUS	sci							Yes
0046	parallel	08:11	820.1	7.3	UT26-2-009	HPF	sci	1.53	0.95	18.70	0.87	206		P4
0047	parallel	08:25	820.1	1.3	UT26-2-009	HPF	sci	1.46	1.11	18.78	0.80	188		P4
0048	Etalon Cal	08:41	159.8			HPF	cal							Yes
virus0000021_01	parallel	08:49	3000			VIRUS	sci							Yes
0049	parallel	08:50	969.1	10.8	PSU26-2-016	HPF	sci	1.70	1.02	18.88	0.92	49	Image quality degraded during last exposure. Please check data quality and reject if needed.	Yes
0050	parallel	09:07	969.1	0.8	PSU26-2-016	HPF	sci	2.00	1.31	18.94	0.90	46		Yes
0051	parallel	09:24	969.1	0.8	PSU26-2-016	HPF	sci	2.21	1.50	18.99	0.79	30		Yes
0052	Etalon Cal	09:42	159.8			HPF	cal							Yes
0053	HR7734_tell_std	09:47	330.2	7.5		HPF	telluric	2.34	1.05	19.65	1.17			Yes
lrs20000017_01	parallel	09:59	180	6.0	UT26-2-017	LRS2-B	sci	2.43	1.00	20.65	0.80			P4
virus0000022_01	parallel	10:06	360			VIRUS	sci							Yes
lrs20000018_01	parallel	10:06	360	4.0	UT26-2-017	LRS2-R	sci	2.47	1.08	20.67	0.81			P4
lrs20000019_01	parallel	10:17	180	5.0	UT26-2-017	LRS2-B	sci	2.83	1.08	21.35	0.84		Poor image quality	No
virus0000023_01	parallel	10:23	360			VIRUS	sci							Yes
lrs20000020_01	parallel	10:23	360	3.0	UT26-2-017	LRS2-R	sci	2.71	1.08	20.88	0.94			No
virus0000024_01	parallel	10:35	940			VIRUS	sci							Yes
lrs20000021_01	parallel	10:35	940	6.3	PSU26-2-005	LRS2-B	sci	2.08		21.14	0.78			Yes
lrs20000022_01	BD+174708_056_W	10:58	30	6.5		LRS2	spec	2.30		21.10	0.84			Yes
lrs20000023_01	bias	10:59	0			LRS2	cal							Yes
virus0000025_01	bias	11:00	0			VIRUS	cal							Yes
virus0000026_01	Cd-A	11:04	15		ENG26-2-002	VIRUS	cal							Yes
virus0000027_01	Hg	11:06	15		ENG26-2-002	VIRUS	cal							Yes
0054	Dark	11:14	319.5			HPF	cal							Yes
0055	Quartz FCU	11:25	74.5			HPF	cal							Yes
0056	Quartz FCU	11:27	74.5			HPF	cal							Yes
0057	Quartz FCU	11:29	74.5			HPF	cal							Yes
0058	Quartz FCU	11:30	74.5			HPF	cal							Yes
0059	Quartz FCU	11:32	74.5			HPF	cal							Yes
0060	Quartz FCU	11:34	74.5			HPF	cal							Yes
0061	Quartz FCU	11:36	74.5			HPF	cal							Yes
0062	Alpha Bright Cal	11:38	85.2			HPF	cal							Yes
0063	Alpha Bright Cal	11:40	85.2			HPF	cal							Yes
0064	Alpha Bright Cal	11:42	85.2			HPF	cal							Yes
0065	Alpha Bright Cal	11:44	85.2			HPF	cal							Yes
0066	Etalon Cal	11:57	159.8			HPF	cal							Yes
0067	Etalon Cal	12:00	159.8			HPF	cal							Yes
0068	Etalon Cal	12:03	159.8			HPF	cal							Yes
0069	Etalon Cal	12:06	159.8			HPF	cal							Yes
0070	UNe Slave Cal	12:10	852			HPF	cal							Yes
0071	UNe Slave Cal	12:25	852			HPF	cal							Yes
0072	UNe Slave Cal	12:40	852			HPF	cal							Yes
virus0009900_01	flat_Qth	23:58	20			VIRUS	cal							Yes

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