HET Night Report Reader

Civil Date	Ephemerides
2025-07-29	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	02:00	02:50	03:23	10:42	11:15	12:06	-	04:55
Night Length	7:19		Sunset Temperature

On-Duty Personnel
Resident Astronomer	Telescope Operator
Sergey Rostopchin	Nathan McReynolds

Overlaps		none

Other Personnel	Chris Robison

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
00:45	24.5	21.2	01:04	engineering	00:19
01:56	23.2	22.5	11:23	twilight	09:27
Total Time Open					9:46

Program	Night Priority	Science
03:23	Science

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
02:24	02:59	0.42	0.66	217	+689	22.0	22.5	22.5	130	8	First of Night
06:17	06:54	0.42	0.66	167	+2488	21.2	21.4	21.0	193	6	Stack/Re-stack
11:17	11:23	0.52	0.76	157	+2895	20.5	20.9	20.7	193	8	Post-Observing

Problem Reports
PR Number	Times	Time Lost	Description	Response
6510	03:48-06:17	02:29	tracker aborts mid trajectory, control desk disk space full	Called: Chris, Amelia clear space on control desk, power cycle d-space

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
lrs20000001_01	skyflat	02:04	7			LRS2	cal							Yes
lrs20000002_01	skyflat	02:06	10			LRS2	cal							Yes
lrs20000003_01	skyflat	02:07	13			LRS2	cal							Yes
lrs20000004_01	skyflat	02:08	16			LRS2	cal							Yes
lrs20000005_01	skyflat	02:09	22			LRS2	cal							Yes
lrs20000006_01	skyflat	02:10	30			LRS2	cal							Yes
virus0000001_01	skyflat	02:14	7			VIRUS	cal							Yes
virus0000002_01	skyflat	02:15	10			VIRUS	cal							Yes
virus0000003_01	skyflat	02:17	14			VIRUS	cal							Yes
virus0000004_01	skyflat	02:18	18			VIRUS	cal							Yes
virus0000005_01	skyflat	02:19	26			VIRUS	cal							Yes
0001	LFC Cal	02:22	106.5			HPF	cal							Yes
0002	LFC Cal	02:24	106.5			HPF	cal							Yes
0003	LFC Cal	02:26	106.5			HPF	cal							Yes
0004	test_drk_donotuse	03:01	10.7			HPF	cal							Yes
0005	parallel	03:06	969.1	4.8	PSU25-2-015	HPF	sci	1.29	0.98	20.35	0.91	97		Yes
virus0000006_01	parallel	03:06	2047			VIRUS	sci							Yes
0006	parallel	03:23	969.1	0.8	PSU25-2-015	HPF	sci	1.25	1.14	20.36	0.91	89		Yes
0007	LFC Cal	03:41	106.5			HPF	cal							Yes
0008	LFC Cal	03:44	106.5			HPF	cal							Yes
lrs20000007_01	parallel	03:46	150	6.5	UT25-2-005	LRS2-B	sci	1.44	1.19	21.38	0.85			Yes
0009	LFC Cal	03:49	106.5			HPF	cal							Yes
virus0000007_01	parallel	03:55	3600			VIRUS	sci							Yes
lrs20000008_01	parallel	03:55	3600	7.0	UT25-2-007	LRS2-B	sci	1.54	1.18	21.85	0.91		hardware issue	No
0010	LFC Cal	03:56	106.5			HPF	cal							Yes
0011	LFC Cal	03:58	106.5			HPF	cal							Yes
0012	LFC Cal	04:00	106.5			HPF	cal							Yes
0013	LFC Cal	06:17	106.5			HPF	cal							Yes
lrs20000009_01	HD180609_056_W	07:02	30	8.5		LRS2	spec	1.65	0.79	21.99	0.86			Yes
lrs20000010_01	HD180609_066_W	07:05	30	2.5		LRS2	spec	1.39	0.78	21.17	0.97			Yes
0014	LFC Cal	07:07	106.5			HPF	cal							Yes
0015	LFC Cal	07:11	106.5			HPF	cal							Yes
lrs20000011_01	parallel	07:11	600			LRS2	sci							Yes
virus0000008_01	parallel	07:11	600	5.0	UT25-2-014	VIRUS	sci	1.36	0.99	21.81	0.91			Yes
0016	LFC Cal	07:13	106.5			HPF	cal							Yes
0017	LFC Cal	07:16	106.5			HPF	cal							Yes
lrs20000011_02	parallel	07:22	600			LRS2	sci							Yes
virus0000008_02	parallel	07:22	600	1.0	UT25-2-014	VIRUS	sci	1.23	0.79	21.83	0.89			Yes
lrs20000011_03	parallel	07:33	600			LRS2	sci							Yes
virus0000008_03	parallel	07:33	600	1.0	UT25-2-014	VIRUS	sci	1.23	0.86	21.82	0.87			Yes
0018	LFC Cal	07:45	106.5			HPF	cal							Yes
0019	LFC Cal	07:51	106.5			HPF	cal							Yes
virus0000009_01	parallel	07:51	1350			VIRUS	sci							Yes
lrs20000012_01	parallel	07:51	1350	7.5	UT25-2-005	LRS2-B	sci	1.14	0.80	22.00	0.89			Yes
0020	LFC Cal	07:53	106.5			HPF	cal							Yes
0021	LFC Cal	07:55	106.5			HPF	cal							Yes
virus0000009_02	parallel	08:14	1350			VIRUS	sci							Yes
lrs20000012_02	parallel	08:14	1350	1.5	UT25-2-005	LRS2-B	sci	1.14	0.81	22.01	0.86			Yes
0022	LFC Cal	08:38	106.5			HPF	cal							Yes
0023	LFC Cal	08:42	106.5			HPF	cal							Yes
virus0000010_01	parallel	08:42	1200			VIRUS	sci							Yes
lrs20000013_01	parallel	08:42	1200	5.0	UT25-2-005	LRS2-B	sci	1.40	0.64	21.96	0.94			Yes
0024	LFC Cal	08:45	106.5			HPF	cal							Yes
0025	LFC Cal	08:47	106.5			HPF	cal							Yes
virus0000010_02	parallel	09:03	1200			VIRUS	sci							Yes
lrs20000013_02	parallel	09:03	1200	1.0	UT25-2-005	LRS2-B	sci	1.41	0.66	21.98	0.96			Yes
virus0000011_01	LDS749B_034_W	09:31	60	8.0		VIRUS	spec	1.10	0.69	22.22	0.76			Yes
virus0000011_02	LDS749B_034_W	09:33	60	1.0		VIRUS	spec	1.22	0.83	22.26	0.72			Yes
virus0000011_03	LDS749B_034_W	09:36	60	2.0		VIRUS	spec	1.26	0.76	22.30	0.65			Yes
0026	LFC Cal	09:38	106.5			HPF	cal							Yes
0027	LFC Cal	09:41	106.5			HPF	cal							Yes
lrs20000014_01	parallel	09:41	600			LRS2	sci							Yes
virus0000012_01	parallel	09:41	600	4.0	UT25-2-014	VIRUS	sci	1.43	0.88	21.78	0.93			Yes
0028	LFC Cal	09:44	106.5			HPF	cal							Yes
0029	LFC Cal	09:46	106.5			HPF	cal							Yes
lrs20000014_02	parallel	09:52	600			LRS2	sci							Yes
virus0000012_02	parallel	09:52	600	1.0	UT25-2-014	VIRUS	sci	1.50	1.15	21.75	0.91			Yes
lrs20000014_03	parallel	10:03	600			LRS2	sci							Yes
virus0000012_03	parallel	10:04	600	2.0	UT25-2-014	VIRUS	sci	1.40	0.96	21.67	0.94			Yes
0030	LFC Cal	10:15	106.5			HPF	cal							Yes
0031	test_drk_donotuse	10:19	10.7			HPF	cal							Yes
0032	parallel	10:20	330.2	6.5	PSU25-2-015	HPF	sci	1.62		20.35	0.87	298		Yes
virus0000013_01	parallel	10:20	2203			VIRUS	sci							Yes
0033	parallel	10:26	330.2	0.5	PSU25-2-015	HPF	sci	1.87		20.33	0.86	308		Yes
0034	parallel	10:32	330.2	0.5	PSU25-2-015	HPF	sci	1.89		20.28	0.86	287		Yes
0035	parallel	10:38	330.2	0.5	PSU25-2-015	HPF	sci	1.80		20.24	0.88	288		Yes
0036	parallel	10:45	330.2	0.5	PSU25-2-015	HPF	sci	1.68		20.12	0.94	288		Yes
0037	parallel	10:51	330.2	0.5	PSU25-2-015	HPF	sci	1.71		20.05	0.97	276		Yes
lrs20000015_01	parallel	11:03	180	7.0	UT25-2-018	LRS2-B	sci	1.57		20.57	0.68			P4
0038	LFC Cal	11:04	106.5			HPF	cal							Yes
virus0000014_01	parallel	11:10	360			VIRUS	sci							Yes
0039	LFC Cal	11:11	106.5			HPF	cal							Yes
lrs20000016_01	parallel	11:11	360	5.0	UT25-2-018	LRS2-R	sci	1.50		19.40	0.85			P4
0040	LFC Cal	11:13	106.5			HPF	cal							Yes
lrs20000017_01	bias	11:18	0			LRS2	cal							Yes
virus0000015_01	bias	11:18	0			VIRUS	cal							Yes
virus0000016_01	Cd-A	11:23	15		ENG25-2-002	VIRUS	cal							Yes
virus0000017_01	Hg	11:24	15		ENG25-2-002	VIRUS	cal							Yes
0041	Dark	11:32	319.5			HPF	cal							Yes
0042	Quartz FCU	11:43	74.5			HPF	cal							Yes
0043	Quartz FCU	11:45	74.5			HPF	cal							Yes
0044	Quartz FCU	11:47	74.5			HPF	cal							Yes
0045	Quartz FCU	11:48	74.5			HPF	cal							Yes
0046	Quartz FCU	11:50	74.5			HPF	cal							Yes
0047	Quartz FCU	11:52	74.5			HPF	cal							Yes
0048	Quartz FCU	11:54	74.5			HPF	cal							Yes
0049	Alpha Bright Cal	11:56	85.2			HPF	cal							Yes
0050	Alpha Bright Cal	11:58	85.2			HPF	cal							Yes
0051	Alpha Bright Cal	12:00	85.2			HPF	cal							Yes
0052	Alpha Bright Cal	12:02	85.2			HPF	cal							Yes
0053	LFC FCU	12:04	106.5			HPF	cal							Yes
0054	LFC FCU	12:07	106.5			HPF	cal							Yes
0055	LFC FCU	12:09	106.5			HPF	cal							Yes
0056	LFC FCU	12:11	106.5			HPF	cal							Yes
0057	LFC FCU	12:14	106.5			HPF	cal							Yes
0058	LFC FCU	12:16	106.5			HPF	cal							Yes
0059	LFC Cal	12:19	106.5			HPF	cal							Yes
0060	LFC Cal	12:21	106.5			HPF	cal							Yes
0061	Etalon Cal	12:29	159.8			HPF	cal							Yes
0062	Etalon Cal	12:32	159.8			HPF	cal							Yes
0063	Etalon Cal	12:35	159.8			HPF	cal							Yes
0064	Etalon Cal	12:39	159.8			HPF	cal							Yes
0065	UNe Slave Cal	12:42	426			HPF	cal							Yes
0066	UNe Slave Cal	12:50	426			HPF	cal							Yes
0067	UNe Slave Cal	12:58	426			HPF	cal							Yes
0068	UNe Slave Cal	13:05	426			HPF	cal							Yes
0069	UNe Slave Cal	13:13	426			HPF	cal							Yes
0070	UNe Slave Cal	13:21	426			HPF	cal							Yes
0046	LFC Cal	21:38	106.5			HPF	cal							Yes
lrs20009900_01	bias	21:49	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	21:50	20			VIRUS	cal							Yes
virus0009901_01	bias	21:51	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	21:52	20			LRS2	cal							Yes
virus0009902_01	dark	21:53	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	21:54	38			LRS2	cal							Yes
lrs20009903_01	FeAr_R	21:56	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	21:57	15			LRS2	cal							Yes
0047	Dark	21:59	319.5			HPF	cal							Yes
0048	Quartz FCU	22:06	74.5			HPF	cal							Yes
0049	Quartz FCU	22:07	74.5			HPF	cal							Yes
0050	Quartz FCU	22:09	74.5			HPF	cal							Yes
0051	Quartz FCU	22:11	74.5			HPF	cal							Yes
0052	Quartz FCU	22:13	74.5			HPF	cal							Yes
0053	Quartz FCU	22:15	74.5			HPF	cal							Yes
0054	Quartz FCU	22:16	74.5			HPF	cal							Yes
0055	Alpha Bright Cal	22:19	85.2			HPF	cal							Yes
0056	Alpha Bright Cal	22:21	85.2			HPF	cal							Yes
0057	Alpha Bright Cal	22:23	85.2			HPF	cal							Yes
0058	Alpha Bright Cal	22:25	85.2			HPF	cal							Yes
0059	LFC FCU	22:27	106.5			HPF	cal							Yes
0060	LFC FCU	22:30	106.5			HPF	cal							Yes
0061	LFC Cal	22:32	106.5			HPF	cal							Yes
0062	LFC Cal	22:35	106.5			HPF	cal							Yes
0063	Etalon Cal	22:37	159.8			HPF	cal							Yes
0064	UNe Slave Cal	22:41	426			HPF	cal							Yes
lrs20000011_01	flat_Qth_R	22:42	15			LRS2	cal							Yes
lrs20000011_02	flat_Qth_R	22:43	15			LRS2	cal							Yes
lrs20000011_03	flat_Qth_R	22:45	15			LRS2	cal							Yes
lrs20000011_04	flat_Qth_R	22:46	15			LRS2	cal							Yes
lrs20000011_05	flat_Qth_R	22:47	15			LRS2	cal							Yes
lrs20000012_01	flat_ldls_long_B	22:48	20			LRS2	cal							Yes
0065	UNe Slave Cal	22:49	426			HPF	cal							Yes
lrs20000012_02	flat_ldls_long_B	22:50	20			LRS2	cal							Yes
lrs20000012_03	flat_ldls_long_B	22:51	20			LRS2	cal							Yes
lrs20000013_01	Cd-A_B	22:52	38			LRS2	cal							Yes
lrs20000013_02	Cd-A_B	22:54	38			LRS2	cal							Yes
0066	UNe Slave Cal	22:56	426			HPF	cal							Yes
lrs20000013_03	Cd-A_B	22:56	38			LRS2	cal							Yes
lrs20000014_01	FeAr_R	22:57	15			LRS2	cal							Yes
lrs20000014_02	FeAr_R	22:59	15			LRS2	cal							Yes
lrs20000014_03	FeAr_R	23:00	15			LRS2	cal							Yes
lrs20000015_01	Hg_R	23:01	20			LRS2	cal							Yes
lrs20000015_02	Hg_R	23:03	20			LRS2	cal							Yes
0067	UNe Slave Cal	23:04	426			HPF	cal							Yes
lrs20000015_03	Hg_R	23:04	20			LRS2	cal							Yes
lrs20000016_01	Hg_B	23:05	15			LRS2	cal							Yes
lrs20000016_02	Hg_B	23:07	15			LRS2	cal							Yes
lrs20000016_03	Hg_B	23:08	15			LRS2	cal							Yes
0068	UNe Slave Cal	23:12	426			HPF	cal							Yes
virus0000012_01	flat_ldls_long	23:15	15			VIRUS	cal							Yes
virus0000012_02	flat_ldls_long	23:16	15			VIRUS	cal							Yes
virus0000012_03	flat_ldls_long	23:17	15			VIRUS	cal							Yes
virus0000013_01	Cd-A	23:19	15			VIRUS	cal							Yes
0069	UNe Slave Cal	23:20	426			HPF	cal							Yes
virus0000013_02	Cd-A	23:20	15			VIRUS	cal							Yes
virus0000013_03	Cd-A	23:22	15			VIRUS	cal							Yes
virus0000014_01	Hg	23:23	15			VIRUS	cal							Yes
virus0000014_02	Hg	23:24	15			VIRUS	cal							Yes
virus0000014_03	Hg	23:26	15			VIRUS	cal							Yes
lrs20000017_01	bias	23:27	0			LRS2	cal							Yes
virus0000015_01	bias	23:27	0			VIRUS	cal							Yes
lrs20000017_02	bias	23:28	0			LRS2	cal							Yes
virus0000015_02	bias	23:28	0			VIRUS	cal							Yes
lrs20000017_03	bias	23:29	0			LRS2	cal							Yes
virus0000015_03	bias	23:29	0			VIRUS	cal							Yes
lrs20000017_04	bias	23:30	0			LRS2	cal							Yes
lrs20000017_05	bias	23:30	0			LRS2	cal							Yes
virus0000015_04	bias	23:30	0			VIRUS	cal							Yes
virus0000015_05	bias	23:31	0			VIRUS	cal							Yes
lrs20000017_06	bias	23:31	0			LRS2	cal							Yes
lrs20000017_07	bias	23:32	0			LRS2	cal							Yes
virus0000015_06	bias	23:32	0			VIRUS	cal							Yes
virus0000015_07	bias	23:32	0			VIRUS	cal							Yes
lrs20000017_08	bias	23:33	0			LRS2	cal							Yes
virus0000015_08	bias	23:33	0			VIRUS	cal							Yes
lrs20000017_09	bias	23:34	0			LRS2	cal							Yes
virus0000015_09	bias	23:34	0			VIRUS	cal							Yes
lrs20000017_10	bias	23:35	0			LRS2	cal							Yes
virus0000015_10	bias	23:35	0			VIRUS	cal							Yes
lrs20000017_11	bias	23:36	0			LRS2	cal							Yes
virus0000015_11	bias	23:36	0			VIRUS	cal							Yes
lrs20000018_01	dark	23:36	360			LRS2	cal							Yes
virus0000016_01	dark	23:37	360			VIRUS	cal							Yes
lrs20000018_02	dark	23:43	360			LRS2	cal							Yes
virus0000016_02	dark	23:44	360			VIRUS	cal							Yes
lrs20000018_03	dark	23:50	360			LRS2	cal							Yes
virus0000016_03	dark	23:50	360			VIRUS	cal							Yes