HET Night Report Reader

Civil Date	Ephemerides
2025-06-21	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	02:10	03:04	03:40	10:16	10:53	11:47	08:53	-
Night Length	6:36		Sunset Temperature

On-Duty Personnel
Resident Astronomer	Telescope Operator
Amy Ray	Nathan McReynolds

Overlaps		none

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
02:03	23.9	21.4	11:09	twilight	09:06
Total Time Open					9:06

Program	Night Priority	Science
03:40	Science

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
02:36	03:03	0.41	0.63	213	+1098	21.3	21.9	21.9	114	14	First of Night
07:59	08:07	1.11	1.80	183	+3589	17.9	19.1	19.4	168	15	Post-Observing
08:07	08:31	0.44	0.67	183	+3601	17.9	19.0	19.2	175	18	Stack/Re-stack
10:59	11:09	0.66	1.05	113	+4102	16.8	17.9	18.1	171	18	Post-Observing

Problem Reports					no PRs

TO Comments	none

RA Comments	none

Observations
File	Target/QID	Exp Start	Exposure	Overhead	Program	Instrument Configuration	Data Type	IQ	Dimm	SkySBrt	Skytrans	SNR	Comments	Charge
lrs20009903_01	FeAr_R	00:00	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	00:01	15			LRS2	cal							Yes
0001	Dark	00:21	319.5			HPF	cal							Yes
0002	Quartz FCU	00:28	74.5			HPF	cal							Yes
0003	Quartz FCU	00:30	74.5			HPF	cal							Yes
0004	Quartz FCU	00:31	74.5			HPF	cal							Yes
0005	Quartz FCU	00:33	74.5			HPF	cal							Yes
0006	Quartz FCU	00:35	74.5			HPF	cal							Yes
0007	Quartz FCU	00:37	74.5			HPF	cal							Yes
0008	Quartz FCU	00:38	74.5			HPF	cal							Yes
0009	Alpha Bright Cal	00:41	85.2			HPF	cal							Yes
0010	Alpha Bright Cal	00:43	85.2			HPF	cal							Yes
0011	Alpha Bright Cal	00:45	85.2			HPF	cal							Yes
0012	Alpha Bright Cal	00:47	85.2			HPF	cal							Yes
0013	LFC FCU	00:49	106.5			HPF	cal							Yes
0014	LFC FCU	00:52	106.5			HPF	cal							Yes
0015	LFC Cal	00:54	106.5			HPF	cal							Yes
0016	LFC Cal	00:57	106.5			HPF	cal							Yes
0017	Etalon Cal	00:59	159.8			HPF	cal							Yes
0018	UNe Slave Cal	01:03	426			HPF	cal							Yes
lrs20000001_01	flat_Qth_R	01:04	15			LRS2	cal							Yes
lrs20000001_02	flat_Qth_R	01:05	15			LRS2	cal							Yes
lrs20000001_03	flat_Qth_R	01:07	15			LRS2	cal							Yes
lrs20000001_04	flat_Qth_R	01:08	15			LRS2	cal							Yes
lrs20000001_05	flat_Qth_R	01:09	15			LRS2	cal							Yes
lrs20000002_01	flat_ldls_long_B	01:10	20			LRS2	cal							Yes
0019	UNe Slave Cal	01:11	426			HPF	cal							Yes
lrs20000002_02	flat_ldls_long_B	01:12	20			LRS2	cal							Yes
lrs20000002_03	flat_ldls_long_B	01:13	20			LRS2	cal							Yes
lrs20000003_01	Cd-A_B	01:14	38			LRS2	cal							Yes
lrs20000003_02	Cd-A_B	01:16	38			LRS2	cal							Yes
lrs20000003_03	Cd-A_B	01:17	38			LRS2	cal							Yes
0020	UNe Slave Cal	01:18	426			HPF	cal							Yes
lrs20000004_01	FeAr_R	01:19	15			LRS2	cal							Yes
lrs20000004_02	FeAr_R	01:20	15			LRS2	cal							Yes
lrs20000004_03	FeAr_R	01:22	15			LRS2	cal							Yes
lrs20000005_01	Hg_R	01:23	20			LRS2	cal							Yes
lrs20000005_02	Hg_R	01:24	20			LRS2	cal							Yes
lrs20000005_03	Hg_R	01:25	20			LRS2	cal							Yes
0021	UNe Slave Cal	01:26	426			HPF	cal							Yes
lrs20000006_01	Hg_B	01:27	15			LRS2	cal							Yes
lrs20000006_02	Hg_B	01:28	15			LRS2	cal							Yes
lrs20000006_03	Hg_B	01:29	15			LRS2	cal							Yes
lrs20000007_01	bias	01:31	0			LRS2	cal							Yes
virus0000001_01	bias	01:31	0			VIRUS	cal							Yes
lrs20000007_02	bias	01:31	0			LRS2	cal							Yes
virus0000001_02	bias	01:32	0			VIRUS	cal							Yes
lrs20000007_03	bias	01:32	0			LRS2	cal							Yes
virus0000001_03	bias	01:32	0			VIRUS	cal							Yes
lrs20000007_04	bias	01:33	0			LRS2	cal							Yes
virus0000001_04	bias	01:33	0			VIRUS	cal							Yes
0022	UNe Slave Cal	01:34	426			HPF	cal							Yes
lrs20000007_05	bias	01:34	0			LRS2	cal							Yes
virus0000001_05	bias	01:34	0			VIRUS	cal							Yes
lrs20000007_06	bias	01:35	0			LRS2	cal							Yes
virus0000001_06	bias	01:35	0			VIRUS	cal							Yes
lrs20000007_07	bias	01:36	0			LRS2	cal							Yes
virus0000001_07	bias	01:36	0			VIRUS	cal							Yes
lrs20000007_08	bias	01:37	0			LRS2	cal							Yes
virus0000001_08	bias	01:37	0			VIRUS	cal							Yes
lrs20000007_09	bias	01:37	0			LRS2	cal							Yes
lrs20000007_10	bias	01:38	0			LRS2	cal							Yes
virus0000001_09	bias	01:38	0			VIRUS	cal							Yes
virus0000001_10	bias	01:39	0			VIRUS	cal							Yes
lrs20000007_11	bias	01:39	0			LRS2	cal							Yes
virus0000001_11	bias	01:40	0			VIRUS	cal							Yes
lrs20000008_01	dark	01:40	360			LRS2	cal							Yes
virus0000002_01	dark	01:40	360			VIRUS	cal							Yes
0023	UNe Slave Cal	01:42	426			HPF	cal							Yes
lrs20000008_02	dark	01:47	360			LRS2	cal							Yes
virus0000002_02	dark	01:47	360			VIRUS	cal							Yes
lrs20000008_03	dark	01:54	360			LRS2	cal							Yes
virus0000002_03	dark	01:54	360			VIRUS	cal							Yes
lrs20000009_01	skyflat	02:15	7			LRS2	cal							Yes
lrs20000010_01	skyflat	02:16	10			LRS2	cal							Yes
lrs20000011_01	skyflat	02:18	13			LRS2	cal							Yes
lrs20000012_01	skyflat	02:19	16			LRS2	cal							Yes
lrs20000013_01	skyflat	02:20	22			LRS2	cal							Yes
lrs20000014_01	skyflat	02:21	30			LRS2	cal							Yes
virus0000003_01	skyflat	02:25	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	02:29	18			VIRUS	cal							Yes
virus0000007_01	skyflat	02:31	26			VIRUS	cal							Yes
virus0000008_01	flat_ldls_long	02:37	15			VIRUS	cal							Yes
virus0000008_02	flat_ldls_long	02:39	15			VIRUS	cal							Yes
virus0000008_03	flat_ldls_long	02:40	15			VIRUS	cal							Yes
virus0000009_01	Cd-A	02:42	15			VIRUS	cal							Yes
virus0000009_02	Cd-A	02:43	15			VIRUS	cal							Yes
virus0000009_03	Cd-A	02:45	15			VIRUS	cal							Yes
virus0000010_01	Hg	02:46	15			VIRUS	cal							Yes
virus0000010_02	Hg	02:47	15			VIRUS	cal							Yes
virus0000010_03	Hg	02:49	15			VIRUS	cal							Yes
0024	test_drk_donotuse	03:06	10.7			HPF	cal							Yes
virus0000011_01	parallel	03:08	979			VIRUS	sci							Yes
0025	parallel	03:09	915.9	5.7	UT25-2-012	HPF	sci	1.88	1.31	20.31	0.94	154		P4
0026	LFC Cal	03:30	106.5			HPF	cal							Yes
virus0000012_01	parallel	03:30	900			VIRUS	sci							Yes
lrs20000015_01	parallel	03:30	900	6.0	UT25-2-003	LRS2-B	sci	1.92	1.41	21.51	0.95			Yes
0027	LFC Cal	03:33	106.5			HPF	cal							Yes
0028	LFC Cal	03:35	106.5			HPF	cal							Yes
0029	LFC Cal	03:46	106.5			HPF	cal							Yes
0030	test_drk_donotuse	03:51	10.7			HPF	cal							Yes
0031	parallel	03:52	308.9	6.9	UT25-2-011	HPF	sci	1.96	1.42	20.45	0.91	286		P4
virus0000013_01	parallel	03:52	705			VIRUS	sci							Yes
0032	parallel	03:58	308.9	0.9	UT25-2-011	HPF	sci	1.92	1.37	20.46	0.86	291		P4
0033	LFC Cal	04:04	106.5			HPF	cal							Yes
0034	test_drk_donotuse	04:08	10.7			HPF	cal							Yes
0035	parallel	04:08	915.9	5.7	G25-2-002	HPF	sci	1.56	1.25	20.44	0.77	32		Yes
virus0000014_01	parallel	04:08	1959			VIRUS	sci							Yes
0036	parallel	04:25	915.9	0.7	G25-2-002	HPF	sci	1.77	1.60	20.46	0.84	35		Yes
0037	LFC Cal	04:42	106.5			HPF	cal							Yes
0038	test_drk_donotuse	04:45	10.7			HPF	cal							Yes
0039	parallel	04:46	969.1	5.8	PSU25-2-008	HPF	sci	2.16	1.76	20.39	0.58	28		Yes
virus0000015_01	parallel	04:46	1023			VIRUS	sci							Yes
0040	LFC Cal	05:04	106.5			HPF	cal							Yes
0041	LFC Cal	05:09	106.5			HPF	cal							Yes
lrs20000016_01	parallel	05:09	1000			LRS2	sci							Yes
virus0000016_01	parallel	05:09	1000	7.3	UT25-2-014	VIRUS	sci	2.38		22.03	0.88		Switched to direct setup due to clouds. They lowered transparency several times throughout the observation so please let us know if data is not useful.	Yes
0042	LFC Cal	05:11	106.5			HPF	cal							Yes
0043	LFC Cal	05:14	106.5			HPF	cal							Yes
lrs20000016_02	parallel	05:27	1000			LRS2	sci							Yes
virus0000016_02	parallel	05:27	1000	0.3	UT25-2-014	VIRUS	sci	2.32		22.07	0.95			Yes
lrs20000016_03	parallel	05:45	1000			LRS2	sci							Yes
virus0000016_03	parallel	05:45	1000	1.3	UT25-2-014	VIRUS	sci	1.89		22.05	0.80			Yes
0044	LFC Cal	06:03	106.5			HPF	cal							Yes
0045	LFC Cal	06:08	106.5			HPF	cal							Yes
virus0000017_01	parallel	06:08	1800			VIRUS	sci							Yes
lrs20000017_01	parallel	06:08	1800	7.0	M25-2-009	LRS2-R	sci	1.87	1.21	21.25	0.96			Yes
0046	LFC Cal	06:10	106.5			HPF	cal							Yes
0047	LFC Cal	06:13	106.5			HPF	cal							Yes
virus0000018_01	KF08T3_042_E	06:42	60	4.0		VIRUS	spec	2.17	1.35	22.18	0.97			Yes
virus0000018_02	KF08T3_042_E	06:44	60	1.0		VIRUS	spec	2.21	1.19	22.16	0.97			Yes
virus0000018_03	KF08T3_042_E	06:46	60	1.0		VIRUS	spec	2.13	1.35	22.18	0.98			Yes
0048	LFC Cal	06:48	106.5			HPF	cal							Yes
lrs20000018_01	parallel	06:51	1000			LRS2	sci							Yes
virus0000019_01	parallel	06:51	1000	4.3	UT25-2-014	VIRUS	sci	1.94	1.33	22.14	0.88			Yes
0049	LFC Cal	06:52	106.5			HPF	cal							Yes
0050	LFC Cal	06:54	106.5			HPF	cal							Yes
0051	LFC Cal	06:56	106.5			HPF	cal							Yes
lrs20000018_02	parallel	07:09	1000			LRS2	sci							Yes
virus0000019_02	parallel	07:09	1000	1.3	UT25-2-014	VIRUS	sci	2.07	0.99	22.13	0.88			Yes
lrs20000018_03	parallel	07:27	1000			LRS2	sci							Yes
virus0000019_03	parallel	07:27	1000	1.3	UT25-2-014	VIRUS	sci	2.10	0.93	22.16	0.86			Yes
lrs20000019_01	1805292_056_W	07:48	180	4.0		LRS2	spec	2.26	1.27	22.13	0.88			Yes
lrs20000020_01	1805292_066_W	07:57	120	6.0		LRS2	spec	2.31	1.32	20.98	1.02			Yes
0052	LFC Cal	08:32	106.5			HPF	cal							Yes
0053	LFC Cal	08:36	106.5			HPF	cal							Yes
virus0000020_01	parallel	08:36	300			VIRUS	sci							Yes
lrs20000021_01	parallel	08:36	300	5.0	PSU25-2-007	LRS2-B	sci	1.56	0.92	22.27	0.86			P4
0054	LFC Cal	08:38	106.5			HPF	cal							Yes
0055	LFC Cal	08:42	106.5			HPF	cal							Yes
0056	test_drk_donotuse	08:46	10.7			HPF	cal							Yes
virus0000021_01	parallel	08:46	2047			VIRUS	sci							Yes
0057	parallel	08:47	969.1	5.8	UT25-2-023	HPF	sci	1.42	0.89	20.89	0.60	27	Transparency dropped to 60% in first exposure but SNR looks decent. Please check that data is useful.	Yes
0058	parallel	09:04	969.1	0.8	UT25-2-023	HPF	sci	1.45	0.88	20.82	0.67	32		Yes
0059	LFC Cal	09:22	106.5			HPF	cal							Yes
0060	test_drk_donotuse	09:26	10.7			HPF	cal							Yes
0061	parallel	09:27	74.5	6.8	PSU25-2-005	HPF	sci	1.52		20.65	0.61	516		P4
0062	LFC Cal	09:30	106.5			HPF	cal							Yes
0063	test_drk_donotuse	09:34	10.7			HPF	cal							Yes
0064	parallel	09:34	330.2	6.5	UT25-2-008	HPF	sci	1.49	1.00	21.36	0.63	261		P4
virus0000022_01	parallel	09:34	2203			VIRUS	sci							Yes
0065	parallel	09:41	330.2	0.5	UT25-2-008	HPF	sci	1.50	1.06	21.43	0.76	301		P4
0066	parallel	09:47	330.2	0.5	UT25-2-008	HPF	sci	1.57	1.06	21.45	0.80	306		P4
0067	parallel	09:53	330.2	0.5	UT25-2-008	HPF	sci	1.64	1.08	21.41	0.82	301		P4
0068	parallel	09:59	330.2	0.5	UT25-2-008	HPF	sci	1.70	1.10	21.41	0.82	282		P4
0069	parallel	10:05	330.2	1.5	UT25-2-008	HPF	sci	1.68	1.19	21.38	0.84	273		P4
0070	LFC Cal	10:12	106.5			HPF	cal							Yes
0071	test_drk_donotuse	10:16	10.7			HPF	cal							Yes
virus0000023_01	parallel	10:16	2047			VIRUS	sci							Yes
0072	parallel	10:17	969.1	5.8	UT25-2-023	HPF	sci	1.90		20.27	0.92	32	Seeing degraded slightly in second exposure, otherwise good conditions.	Yes
0073	parallel	10:34	969.1	0.8	UT25-2-023	HPF	sci	2.12		19.50	0.91	32		Yes
0074	test_drk_donotuse	10:54	10.7			HPF	cal							Yes
0075	parallel	10:57	138.5	6.7	PSU25-2-005	HPF	sci	2.32		17.72	1.06	437		P4
lrs20000022_01	bias	11:01	0			LRS2	cal							Yes
virus0000024_01	bias	11:01	0			VIRUS	cal							Yes
virus0000025_01	Cd-A	11:06	15		ENG25-2-002	VIRUS	cal							Yes
virus0000026_01	Hg	11:07	15		ENG25-2-002	VIRUS	cal							Yes
0076	Dark	11:12	319.5			HPF	cal							Yes
0077	Quartz FCU	11:23	74.5			HPF	cal							Yes
0078	Quartz FCU	11:25	74.5			HPF	cal							Yes
0079	Quartz FCU	11:27	74.5			HPF	cal							Yes
0080	Quartz FCU	11:28	74.5			HPF	cal							Yes
0081	Quartz FCU	11:30	74.5			HPF	cal							Yes
0082	Quartz FCU	11:32	74.5			HPF	cal							Yes
0083	Quartz FCU	11:34	74.5			HPF	cal							Yes
0084	Alpha Bright Cal	11:36	85.2			HPF	cal							Yes
0085	Alpha Bright Cal	11:38	85.2			HPF	cal							Yes
0086	Alpha Bright Cal	11:40	85.2			HPF	cal							Yes
0087	Alpha Bright Cal	11:42	85.2			HPF	cal							Yes
0088	LFC FCU	11:45	106.5			HPF	cal							Yes
0089	LFC FCU	11:47	106.5			HPF	cal							Yes
0090	LFC FCU	11:49	106.5			HPF	cal							Yes
0091	LFC FCU	11:51	106.5			HPF	cal							Yes
0092	LFC FCU	11:54	106.5			HPF	cal							Yes
0093	LFC FCU	11:56	106.5			HPF	cal							Yes
0094	LFC Cal	11:59	106.5			HPF	cal							Yes
0095	LFC Cal	12:01	106.5			HPF	cal							Yes
0096	Etalon Cal	12:09	159.8			HPF	cal							Yes
0097	Etalon Cal	12:12	159.8			HPF	cal							Yes
0098	Etalon Cal	12:15	159.8			HPF	cal							Yes
0099	Etalon Cal	12:19	159.8			HPF	cal							Yes
0100	UNe Slave Cal	12:22	426			HPF	cal							Yes
0101	UNe Slave Cal	12:30	426			HPF	cal							Yes
0102	UNe Slave Cal	12:38	426			HPF	cal							Yes
0103	UNe Slave Cal	12:45	426			HPF	cal							Yes
0104	UNe Slave Cal	12:53	426			HPF	cal							Yes
0105	UNe Slave Cal	13:01	426			HPF	cal							Yes
0084	LFC Cal	23:42	106.5			HPF	cal							Yes
lrs20009900_01	bias	23:53	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	23:54	20			VIRUS	cal							Yes
virus0009901_01	bias	23:55	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	23:56	20			LRS2	cal							Yes
virus0009902_01	dark	23:57	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	23:58	38			LRS2	cal							Yes