HET Night Report Reader

Civil Date	Ephemerides
2025-07-07	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	02:10	03:03	03:39	10:24	10:59	11:53	23:38	09:50
Night Length	6:45		Sunset Temperature

On-Duty Personnel
Resident Astronomer	Telescope Operator
Sergey Rostopchin	Cassie Crowe

Overlaps		none

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
02:05	21.2	20.1	06:46	dew point	04:41
07:06	18.5	19.4	07:37	dew point	00:31
07:58	17.7	19.1	08:14	dew point	00:16
Total Time Open					5:28

Program	Night Priority	Science
03:39	Science
06:45	Idle due to weather (dew point)

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
02:38	03:03	0.40	0.61	90	+1356	20.5	20.9	20.7	93	9	First of Night

Problem Reports
PR Number	Times	Time Lost	Description	Response
6501	06:22-06:27	00:05	Cancel trajectory hung.

TO Comments	Last half of night fighting dew point and humidity.

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	02:16	7			LRS2	cal							Yes
lrs20000002_01	skyflat	02:17	10			LRS2	cal							Yes
lrs20000003_01	skyflat	02:18	13			LRS2	cal							Yes
lrs20000004_01	skyflat	02:19	16			LRS2	cal							Yes
lrs20000005_01	skyflat	02:21	22			LRS2	cal							Yes
lrs20000006_01	skyflat	02:22	30			LRS2	cal							Yes
virus0000001_01	skyflat	02:26	7			VIRUS	cal							Yes
virus0000002_01	skyflat	02:27	10			VIRUS	cal							Yes
virus0000003_01	skyflat	02:29	14			VIRUS	cal							Yes
virus0000004_01	skyflat	02:30	18			VIRUS	cal							Yes
virus0000005_01	skyflat	02:31	26			VIRUS	cal							Yes
0001	LFC Cal	02:37	106.5			HPF	cal							Yes
0002	LFC Cal	02:40	106.5			HPF	cal							Yes
0003	LFC Cal	02:42	106.5			HPF	cal							Yes
0004	test_drk_donotuse	03:10	10.7			HPF	cal							Yes
virus0000006_01	parallel	03:10	2047			VIRUS	sci							Yes
0005	parallel	03:11	969.1	5.8	UT25-2-023	HPF	sci	1.27		19.64	0.85	32		Yes
0006	parallel	03:28	969.1	0.8	UT25-2-023	HPF	sci	1.20	0.93	19.54	0.91	30		Yes
0007	LFC Cal	03:46	106.5			HPF	cal							Yes
0008	parallel	03:50	617.7	6.7	UT25-2-013	HPF	sci	1.22	0.71	19.13	0.72	29		Yes
virus0000007_01	parallel	03:50	1984			VIRUS	sci							Yes
0009	parallel	04:01	617.7	0.7	UT25-2-013	HPF	sci	1.23	0.92	19.48	0.77	33		Yes
0010	parallel	04:12	617.7	0.7	UT25-2-013	HPF	sci	1.23	0.91	19.63	0.77	35		Yes
0011	LFC Cal	04:24	106.5			HPF	cal							Yes
0012	test_drk_donotuse	04:27	10.7			HPF	cal							Yes
virus0000008_01	parallel	04:28	2047			VIRUS	sci							Yes
0013	parallel	04:29	969.1	5.8	UT25-2-023	HPF	sci	1.28	0.83	18.63	0.89	42		Yes
0014	parallel	04:46	969.1	0.8	UT25-2-023	HPF	sci	1.24	0.67	18.52	0.80	37		Yes
0015	test_drk_donotuse	05:04	10.7			HPF	cal							Yes
virus0000009_01	parallel	05:09	2047			VIRUS	sci							Yes
0016	parallel	05:10	969.1	7.8	UT25-2-023	HPF	sci	1.46	0.85	19.48	0.87	44		Yes
0017	parallel	05:27	969.1	0.8	UT25-2-023	HPF	sci	1.35	0.83	19.46	0.89	47		Yes
0018	test_drk_donotuse	05:46	10.7			HPF	cal							Yes
0019	parallel	05:49	969.1	5.8	UT25-2-023	HPF	sci	1.09	0.74	18.59	0.66	34		Yes
virus0000010_01	parallel	05:49	2047			VIRUS	sci							Yes
0020	parallel	06:06	969.1	0.8	UT25-2-023	HPF	sci	1.27	0.80	19.15	0.71	38		Yes
virus0000011_01	parallel	06:30	900			VIRUS	sci							Yes
lrs20000007_01	parallel	06:30	900	8.0	UT25-2-005	LRS2-B	sci	1.69		19.43	0.85			Yes
0021	LFC Cal	06:31	106.5			HPF	cal							Yes
0022	LFC Cal	06:33	106.5			HPF	cal							Yes
0023	LFC Cal	06:35	106.5			HPF	cal							Yes
0024	test_drk_donotuse	07:07	10.7			HPF	cal							Yes
0025	parallel	07:10	969.1	3.8	UT25-2-023	HPF	sci	1.36		19.10	0.79	37	telescope closed dew point	No
virus0000012_01	parallel	07:10	2047			VIRUS	sci							Yes
0026	parallel	07:27	969.1	0.8	UT25-2-023	HPF	sci	1.41		18.76	0.66	24		No
0027	LFC Cal	08:02	106.5			HPF	cal							Yes
lrs20000008_01	parallel	08:02	180	4.0	UT25-2-018	LRS2-B	sci	1.91		18.54	0.61		can not get R spectra telescope closed by dew point	No
0028	LFC Cal	08:09	106.5			HPF	cal							Yes
virus0000013_01	parallel	08:09	360			VIRUS	sci							Yes
lrs20000009_01	parallel	08:09	360	4.0	UT25-2-018	LRS2-R	sci	1.68		18.60	0.85			No
0029	LFC Cal	08:11	106.5			HPF	cal							Yes
0030	LFC Cal	08:47	106.5			HPF	cal							Yes
0031	LFC Cal	08:49	106.5			HPF	cal							Yes
0032	LFC Cal	08:51	106.5			HPF	cal							Yes
lrs20000010_01	bias	09:55	0			LRS2	cal							Yes
virus0000014_01	bias	09:56	0			VIRUS	cal							Yes
virus0000015_01	Cd-A	10:00	15		ENG25-2-002	VIRUS	cal							Yes
virus0000016_01	Hg	10:01	15		ENG25-2-002	VIRUS	cal							Yes
0033	Dark	10:09	319.5			HPF	cal							Yes
0034	Quartz FCU	10:20	74.5			HPF	cal							Yes
0035	Quartz FCU	10:22	74.5			HPF	cal							Yes
0036	Quartz FCU	10:24	74.5			HPF	cal							Yes
0037	Quartz FCU	10:26	74.5			HPF	cal							Yes
0038	Quartz FCU	10:27	74.5			HPF	cal							Yes
0039	Quartz FCU	10:29	74.5			HPF	cal							Yes
0040	Quartz FCU	10:31	74.5			HPF	cal							Yes
0041	Alpha Bright Cal	10:33	85.2			HPF	cal							Yes
0042	Alpha Bright Cal	10:35	85.2			HPF	cal							Yes
0043	Alpha Bright Cal	10:37	85.2			HPF	cal							Yes
0044	Alpha Bright Cal	10:39	85.2			HPF	cal							Yes
0045	LFC FCU	10:42	106.5			HPF	cal							Yes
0046	LFC FCU	10:44	106.5			HPF	cal							Yes
0047	LFC FCU	10:46	106.5			HPF	cal							Yes
0048	LFC FCU	10:49	106.5			HPF	cal							Yes
0049	LFC FCU	10:51	106.5			HPF	cal							Yes
0050	LFC FCU	10:53	106.5			HPF	cal							Yes
0051	LFC Cal	10:56	106.5			HPF	cal							Yes
0052	LFC Cal	10:59	106.5			HPF	cal							Yes
0053	Etalon Cal	11:06	159.8			HPF	cal							Yes
0054	Etalon Cal	11:09	159.8			HPF	cal							Yes
0055	Etalon Cal	11:13	159.8			HPF	cal							Yes
0056	Etalon Cal	11:16	159.8			HPF	cal							Yes
0057	UNe Slave Cal	11:19	426			HPF	cal							Yes
0058	UNe Slave Cal	11:27	426			HPF	cal							Yes
0059	UNe Slave Cal	11:35	426			HPF	cal							Yes
0060	UNe Slave Cal	11:43	426			HPF	cal							Yes
0061	UNe Slave Cal	11:51	426			HPF	cal							Yes
0062	UNe Slave Cal	11:58	426			HPF	cal							Yes
0101	LFC Cal	21:36	106.5			HPF	cal							Yes
lrs20009927_01	bias	21:52	0			LRS2	cal							Yes
virus0009921_01	flat_Qth	21:53	20			VIRUS	cal							Yes
virus0009922_01	bias	21:54	0			VIRUS	cal							Yes
lrs20009928_01	flat_ldls_long_B	21:55	20			LRS2	cal							Yes
virus0009923_01	dark	21:56	15			VIRUS	cal							Yes
lrs20009929_01	Cd-A_B	21:57	38			LRS2	cal							Yes
lrs20009930_01	FeAr_R	21:59	15			LRS2	cal							Yes
lrs20009931_01	Hg_B	22:00	15			LRS2	cal							Yes
0102	Dark	22:04	319.5			HPF	cal							Yes
0103	Quartz FCU	22:10	74.5			HPF	cal							Yes
0104	Quartz FCU	22:12	74.5			HPF	cal							Yes
0105	Quartz FCU	22:14	74.5			HPF	cal							Yes
0106	Quartz FCU	22:16	74.5			HPF	cal							Yes
0107	Quartz FCU	22:17	74.5			HPF	cal							Yes
0108	Quartz FCU	22:19	74.5			HPF	cal							Yes
0109	Quartz FCU	22:21	74.5			HPF	cal							Yes
0110	Alpha Bright Cal	22:23	85.2			HPF	cal							Yes
0111	Alpha Bright Cal	22:25	85.2			HPF	cal							Yes
0112	Alpha Bright Cal	22:27	85.2			HPF	cal							Yes
0113	Alpha Bright Cal	22:29	85.2			HPF	cal							Yes
0114	LFC FCU	22:32	106.5			HPF	cal							Yes
0115	LFC FCU	22:34	106.5			HPF	cal							Yes
0116	LFC Cal	22:37	106.5			HPF	cal							Yes
0117	LFC Cal	22:39	106.5			HPF	cal							Yes
0118	Etalon Cal	22:42	159.8			HPF	cal							Yes
0119	UNe Slave Cal	22:45	426			HPF	cal							Yes
lrs20000022_01	flat_Qth_R	22:47	15			LRS2	cal							Yes
lrs20000022_02	flat_Qth_R	22:48	15			LRS2	cal							Yes
lrs20000022_03	flat_Qth_R	22:50	15			LRS2	cal							Yes
lrs20000022_04	flat_Qth_R	22:51	15			LRS2	cal							Yes
lrs20000022_05	flat_Qth_R	22:52	15			LRS2	cal							Yes
0120	UNe Slave Cal	22:53	426			HPF	cal							Yes
lrs20000023_01	flat_ldls_long_B	22:53	20			LRS2	cal							Yes
lrs20000023_02	flat_ldls_long_B	22:55	20			LRS2	cal							Yes
lrs20000023_03	flat_ldls_long_B	22:56	20			LRS2	cal							Yes
lrs20000024_01	Cd-A_B	22:57	38			LRS2	cal							Yes
lrs20000024_02	Cd-A_B	22:59	38			LRS2	cal							Yes
lrs20000024_03	Cd-A_B	23:00	38			LRS2	cal							Yes
0121	UNe Slave Cal	23:01	426			HPF	cal							Yes
lrs20000025_01	FeAr_R	23:02	15			LRS2	cal							Yes
lrs20000025_02	FeAr_R	23:03	15			LRS2	cal							Yes
lrs20000025_03	FeAr_R	23:05	15			LRS2	cal							Yes
lrs20000026_01	Hg_R	23:06	20			LRS2	cal							Yes
lrs20000026_02	Hg_R	23:07	20			LRS2	cal							Yes
lrs20000026_03	Hg_R	23:08	20			LRS2	cal							Yes
0122	UNe Slave Cal	23:09	426			HPF	cal							Yes
lrs20000027_01	Hg_B	23:10	15			LRS2	cal							Yes
lrs20000027_02	Hg_B	23:11	15			LRS2	cal							Yes
lrs20000027_03	Hg_B	23:12	15			LRS2	cal							Yes
0123	UNe Slave Cal	23:16	426			HPF	cal							Yes
virus0000021_01	flat_ldls_long	23:19	15			VIRUS	cal							Yes
virus0000021_02	flat_ldls_long	23:20	15			VIRUS	cal							Yes
virus0000021_03	flat_ldls_long	23:21	15			VIRUS	cal							Yes
virus0000022_01	Cd-A	23:23	15			VIRUS	cal							Yes
0124	UNe Slave Cal	23:24	426			HPF	cal							Yes
virus0000022_02	Cd-A	23:24	15			VIRUS	cal							Yes
virus0000022_03	Cd-A	23:26	15			VIRUS	cal							Yes
virus0000023_01	Hg	23:27	15			VIRUS	cal							Yes
virus0000023_02	Hg	23:28	15			VIRUS	cal							Yes
virus0000023_03	Hg	23:30	15			VIRUS	cal							Yes
lrs20000028_01	bias	23:31	0			LRS2	cal							Yes
virus0000024_01	bias	23:31	0			VIRUS	cal							Yes
lrs20000028_02	bias	23:32	0			LRS2	cal							Yes
virus0000024_02	bias	23:32	0			VIRUS	cal							Yes
lrs20000028_03	bias	23:33	0			LRS2	cal							Yes
virus0000024_03	bias	23:33	0			VIRUS	cal							Yes
lrs20000028_04	bias	23:34	0			LRS2	cal							Yes
virus0000024_04	bias	23:34	0			VIRUS	cal							Yes
lrs20000028_05	bias	23:34	0			LRS2	cal							Yes
virus0000024_05	bias	23:35	0			VIRUS	cal							Yes
lrs20000028_06	bias	23:35	0			LRS2	cal							Yes
virus0000024_06	bias	23:36	0			VIRUS	cal							Yes
lrs20000028_07	bias	23:36	0			LRS2	cal							Yes
virus0000024_07	bias	23:37	0			VIRUS	cal							Yes
lrs20000028_08	bias	23:37	0			LRS2	cal							Yes
virus0000024_08	bias	23:37	0			VIRUS	cal							Yes
lrs20000028_09	bias	23:38	0			LRS2	cal							Yes
virus0000024_09	bias	23:38	0			VIRUS	cal							Yes
lrs20000028_10	bias	23:39	0			LRS2	cal							Yes
virus0000024_10	bias	23:39	0			VIRUS	cal							Yes
lrs20000028_11	bias	23:40	0			LRS2	cal							Yes
virus0000024_11	bias	23:40	0			VIRUS	cal							Yes
lrs20000029_01	dark	23:41	360			LRS2	cal							Yes
virus0000025_01	dark	23:41	360			VIRUS	cal							Yes
lrs20000029_02	dark	23:48	360			LRS2	cal							Yes
virus0000025_02	dark	23:48	360			VIRUS	cal							Yes
lrs20000029_03	dark	23:54	360			LRS2	cal							Yes
virus0000025_03	dark	23:55	360			VIRUS	cal							Yes