HET Night Report Reader

Civil Date	Ephemerides
2025-07-10	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	02:09	03:02	03:37	10:26	11:01	11:54	02:16	-
Night Length	6:49		Sunset Temperature

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

Overlaps		none

Other Personnel	none

Guests	Joel Larakers

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
01:59	24.6	22.1	10:47	twilight	08:48
Total Time Open					8:48

Program	Night Priority	Science
03:37	Science

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
02:40	03:21	0.41	0.64	204	+573	23.3	23.7	23.4	108	7	First of Night
07:48	07:57	1.58	2.34	84	+2734	19.4	20.1	20.3	188	15	Post-Observing
07:57	08:28	0.41	0.63	194	+2683	19.3	20.0	20.0	189	17	Stack/Re-stack
10:40	10:47	0.49	0.78	114	+3198	19.5	19.6	19.5	208	12	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
lrs20000025_03	dark	00:00	360			LRS2	cal							Yes
virus0000026_03	dark	00:00	360			VIRUS	cal							Yes
0001	twilight	02:06	298.2			HPF	cal					428		Yes
lrs20000001_01	skyflat	02:14	7			LRS2	cal							Yes
lrs20000002_01	skyflat	02:15	10			LRS2	cal							Yes
lrs20000003_01	skyflat	02:17	13			LRS2	cal							Yes
lrs20000004_01	skyflat	02:18	16			LRS2	cal							Yes
lrs20000005_01	skyflat	02:19	22			LRS2	cal							Yes
lrs20000006_01	skyflat	02:20	30			LRS2	cal							Yes
virus0000001_01	skyflat	02:25	7			VIRUS	cal							Yes
virus0000002_01	skyflat	02:26	10			VIRUS	cal							Yes
virus0000003_01	skyflat	02:27	14			VIRUS	cal							Yes
virus0000004_01	skyflat	02:28	18			VIRUS	cal							Yes
virus0000005_01	skyflat	02:30	26			VIRUS	cal							Yes
0002	LFC Cal	02:32	106.5			HPF	cal							Yes
0003	LFC Cal	02:34	106.5			HPF	cal							Yes
0004	LFC Cal	02:36	106.5			HPF	cal							Yes
0005	LFC Cal	03:21	106.5			HPF	cal							Yes
0006	parallel	03:25	617.7	3.7	UT25-2-013	HPF	sci	1.51	1.06	18.96	0.69	39		Yes
virus0000006_01	parallel	03:25	1984			VIRUS	sci							Yes
0007	parallel	03:36	617.7	0.7	UT25-2-013	HPF	sci	1.58	1.22	19.08	0.72	43		Yes
0008	parallel	03:47	617.7	1.7	UT25-2-013	HPF	sci	1.63	1.05	19.12	0.74	44		Yes
0009	LFC Cal	03:59	106.5			HPF	cal							Yes
0010	test_drk_donotuse	04:02	10.7			HPF	cal							Yes
0011	parallel	04:07	969.1	9.8	UT25-2-023	HPF	sci	1.68	1.32	19.23	0.81	38		Yes
virus0000007_01	parallel	04:07	2047			VIRUS	sci							Yes
0012	parallel	04:25	969.1	0.8	UT25-2-023	HPF	sci	1.75	1.12	19.16	0.82	37		Yes
0013	LFC Cal	04:46	106.5			HPF	cal							Yes
0014	parallel	04:49	617.7	7.7	UT25-2-013	HPF	sci	2.27	2.27	19.00	0.70	22		Yes
virus0000008_01	parallel	04:49	1984			VIRUS	sci							Yes
0015	parallel	05:00	617.7	1.7	UT25-2-013	HPF	sci	2.21	2.41	18.98	0.72	23		Yes
0016	parallel	05:11	617.7	0.7	UT25-2-013	HPF	sci	1.96	1.75	18.95	0.76	25		Yes
0017	LFC Cal	05:23	106.5			HPF	cal							Yes
0018	test_drk_donotuse	05:27	10.7			HPF	cal							Yes
0019	parallel	05:30	308.9	8.9	UT25-2-013	HPF	sci	1.94	1.81	19.05	0.80	47		Yes
virus0000009_01	parallel	05:30	1060			VIRUS	sci							Yes
0020	parallel	05:36	308.9	-0.1	UT25-2-013	HPF	sci	2.01	1.60	19.08	0.80	47		Yes
0021	parallel	05:42	308.9	0.9	UT25-2-013	HPF	sci	2.04	1.58	18.95	0.78	50		Yes
lrs20000007_01	HD180609_056_E	05:52	30	5.5		LRS2	spec	2.40	2.08	18.62	0.92			Yes
lrs20000008_01	HD180609_066_E	05:55	30	2.5		LRS2	spec	2.29	1.50	19.05	1.19			Yes
0022	LFC Cal	05:57	106.5			HPF	cal							Yes
0023	parallel	06:02	74.5	6.8	PSU25-2-015	HPF	sci	2.03	1.56	17.76	0.58	452		Yes
virus0000010_01	parallel	06:02	9421			VIRUS	sci							Yes
0024	parallel	06:04	74.5	-0.2	PSU25-2-015	HPF	sci	2.08	1.54	17.76	0.59	470	seeing degrqadation close to the end of the exposure.	Yes
0025	parallel	06:06	74.5	0.8	PSU25-2-015	HPF	sci	2.12	1.60	17.76	0.60	469		Yes
0026	parallel	06:08	74.5	0.8	PSU25-2-015	HPF	sci	1.94	1.75	17.78	0.60	479		Yes
0027	parallel	06:09	74.5	0.8	PSU25-2-015	HPF	sci	1.94	1.58	17.78	0.63	498		Yes
0028	parallel	06:11	74.5	-0.2	PSU25-2-015	HPF	sci	1.89	1.67	17.74	0.63	500		Yes
0029	parallel	06:13	74.5	0.8	PSU25-2-015	HPF	sci	1.92	1.55	17.71	0.64	495		Yes
0030	parallel	06:15	74.5	0.8	PSU25-2-015	HPF	sci	2.61	1.85	17.66	0.64	432		Yes
0031	parallel	06:17	74.5	0.8	PSU25-2-015	HPF	sci	2.12	1.79	17.64	0.66	485		Yes
0032	parallel	06:18	74.5	0.8	PSU25-2-015	HPF	sci	2.12	1.57	17.62	0.68	506		Yes
0033	parallel	06:20	74.5	-0.2	PSU25-2-015	HPF	sci	2.17	1.59	17.62	0.68	496		Yes
0034	parallel	06:22	74.5	0.8	PSU25-2-015	HPF	sci	2.05		17.62	0.68	504		Yes
0035	parallel	06:24	74.5	0.8	PSU25-2-015	HPF	sci	2.05	1.53	17.58	0.70	514		Yes
0036	parallel	06:25	74.5	0.8	PSU25-2-015	HPF	sci	2.10	1.47	17.51	0.71	500		Yes
0037	parallel	06:27	74.5	-0.2	PSU25-2-015	HPF	sci	2.11	1.53	17.43	0.72	508		Yes
0038	parallel	06:29	74.5	0.8	PSU25-2-015	HPF	sci	2.09	1.26	17.31	0.71	519		Yes
0039	parallel	06:31	74.5	0.8	PSU25-2-015	HPF	sci	2.12	1.36	17.22	0.72	502		Yes
0040	parallel	06:33	74.5	0.8	PSU25-2-015	HPF	sci	2.19	1.56	17.14	0.71	516		Yes
0041	parallel	06:34	74.5	0.8	PSU25-2-015	HPF	sci	2.25	1.63	17.09	0.73	492		Yes
0042	parallel	06:36	74.5	-0.2	PSU25-2-015	HPF	sci	2.19	1.65	17.05	0.74	519		Yes
0043	parallel	06:38	74.5	0.8	PSU25-2-015	HPF	sci	2.24	1.69	16.98	0.76	515		Yes
0044	parallel	06:40	74.5	0.8	PSU25-2-015	HPF	sci	2.30	1.78	16.91	0.78	496		Yes
0045	parallel	06:41	74.5	0.8	PSU25-2-015	HPF	sci	2.29	1.78	16.87	0.79	521		Yes
0046	parallel	06:43	74.5	-0.2	PSU25-2-015	HPF	sci	2.32	1.66	16.83	0.80	522		Yes
0047	parallel	06:45	74.5	0.8	PSU25-2-015	HPF	sci	2.32	1.64	16.76	0.80	505		Yes
0048	parallel	06:47	74.5	0.8	PSU25-2-015	HPF	sci	2.33	1.62	16.65	0.80	513		Yes
0049	parallel	06:49	74.5	0.8	PSU25-2-015	HPF	sci	2.36	1.89	16.58	0.82	512		Yes
0050	parallel	06:50	74.5	0.8	PSU25-2-015	HPF	sci	2.43	1.88	16.56	0.84	515		Yes
0051	parallel	06:52	74.5	-0.2	PSU25-2-015	HPF	sci	2.50	1.80	16.57	0.84	473		Yes
0052	parallel	06:54	74.5	0.8	PSU25-2-015	HPF	sci	2.42	1.68	16.59	0.85	539		Yes
0053	parallel	06:56	74.5	0.8	PSU25-2-015	HPF	sci	2.36	1.63	16.60	0.86	525		Yes
0054	parallel	06:57	74.5	0.8	PSU25-2-015	HPF	sci	2.42	1.79	16.63	0.83	518		Yes
0055	parallel	06:59	74.5	-0.2	PSU25-2-015	HPF	sci	2.40	1.74	16.70	0.82	513		Yes
0056	parallel	07:01	74.5	0.8	PSU25-2-015	HPF	sci	2.44	2.13	16.83	0.82	506		Yes
0057	parallel	07:03	74.5	0.8	PSU25-2-015	HPF	sci	2.36	1.81	16.98	0.81	515		Yes
0058	parallel	07:05	74.5	0.8	PSU25-2-015	HPF	sci	2.39	1.88	17.19	0.82	515		Yes
0059	parallel	07:06	74.5	0.8	PSU25-2-015	HPF	sci	2.39	1.90	17.35	0.83	520		Yes
0060	parallel	07:08	74.5	-0.2	PSU25-2-015	HPF	sci	2.55	1.98	17.46	0.80	524		Yes
0061	parallel	07:10	74.5	0.8	PSU25-2-015	HPF	sci	2.42	1.84	19.13	0.83	503		Yes
0062	parallel	07:12	74.5	0.8	PSU25-2-015	HPF	sci	2.44	2.17	19.12	0.83	501		Yes
0063	parallel	07:13	74.5	0.8	PSU25-2-015	HPF	sci	2.51	1.91	19.36	0.98	528		Yes
0064	parallel	07:15	74.5	-0.2	PSU25-2-015	HPF	sci	2.57	1.67	19.36	0.99	526		Yes
0065	parallel	07:17	74.5	0.8	PSU25-2-015	HPF	sci	2.81	2.31	19.36	1.00	482		Yes
0066	parallel	07:19	74.5	0.8	PSU25-2-015	HPF	sci	2.71	2.12	19.38	1.01	483		Yes
0067	parallel	07:21	74.5	0.8	PSU25-2-015	HPF	sci	2.68	1.92	19.36	1.00	511		Yes
0068	parallel	07:22	74.5	0.8	PSU25-2-015	HPF	sci	2.86	1.82	19.36	1.01	472		Yes
0069	parallel	07:24	74.5	-0.2	PSU25-2-015	HPF	sci	2.94	1.67	19.37	1.02	456		Yes
0070	parallel	07:26	74.5	0.8	PSU25-2-015	HPF	sci	2.74	1.84	19.35	1.02	504		Yes
0071	parallel	07:28	74.5	0.8	PSU25-2-015	HPF	sci	2.60	1.65	19.34	1.03	517		Yes
0072	parallel	07:29	74.5	0.8	PSU25-2-015	HPF	sci	2.73	1.78	19.33	1.04	501		Yes
0073	parallel	07:31	74.5	-0.2	PSU25-2-015	HPF	sci	2.75	1.70	19.32	1.05	488		Yes
0074	parallel	07:33	74.5	0.8	PSU25-2-015	HPF	sci	2.70	1.75	19.31	1.06	484		Yes
0075	parallel	07:35	74.5	0.8	PSU25-2-015	HPF	sci	2.87	2.03	19.30	1.06	465		Yes
0076	parallel	07:37	74.5	0.8	PSU25-2-015	HPF	sci	2.86	2.10	19.30	1.07	477		Yes
0077	parallel	07:38	74.5	0.8	PSU25-2-015	HPF	sci	2.71	1.78	19.29	1.07	496		Yes
0078	parallel	07:40	74.5	-0.2	PSU25-2-015	HPF	sci	2.78	1.63	19.28	1.08	482		Yes
0079	parallel	07:42	74.5	0.8	PSU25-2-015	HPF	sci	2.99	1.77	19.27	1.10	439		Yes
0080	parallel	07:44	74.5	0.8	PSU25-2-015	HPF	sci	2.93	1.78	19.21	1.10	465		Yes
0081	parallel	07:45	74.5	0.8	PSU25-2-015	HPF	sci	2.97	1.79	19.22	1.12	440		Yes
0082	parallel	07:47	74.5	-0.2	PSU25-2-015	HPF	sci	3.04	1.99	19.23	1.13	438		Yes
0083	LFC Cal	07:50	106.5			HPF	cal							Yes
0084	LFC Cal	07:57	106.5			HPF	cal							Yes
0085	LFC Cal	08:00	106.5			HPF	cal							Yes
0086	LFC Cal	08:02	106.5			HPF	cal							Yes
0087	test_drk_donotuse	08:32	10.7			HPF	cal							Yes
0088	parallel	08:33	969.1	4.8	UT25-2-023	HPF	sci	1.99	1.71	19.10	0.89	14		Yes
virus0000011_01	parallel	08:33	2047			VIRUS	sci							Yes
0089	parallel	08:50	969.1	0.8	UT25-2-023	HPF	sci	2.01	1.70	19.11	0.89	14		Yes
0090	test_drk_donotuse	09:13	10.7			HPF	cal							Yes
0091	parallel	09:14	969.1	8.8	UT25-2-023	HPF	sci	1.88	1.52	18.40	0.80	33		Yes
virus0000012_01	parallel	09:14	2047			VIRUS	sci							Yes
0092	parallel	09:32	969.1	0.8	UT25-2-023	HPF	sci	1.88	1.45	18.49	0.79	35		Yes
0093	test_drk_donotuse	09:51	10.7			HPF	cal							Yes
virus0000013_01	parallel	09:56	2047			VIRUS	sci							Yes
0094	parallel	09:57	969.1	8.8	UT25-2-023	HPF	sci	1.69	1.32	18.73	0.82	26		Yes
0095	parallel	10:14	969.1	0.8	UT25-2-023	HPF	sci	1.78	1.42	18.69	0.82	28		Yes
lrs20000009_01	bias	10:40	0			LRS2	cal							Yes
virus0000014_01	bias	10:41	0			VIRUS	cal							Yes
virus0000015_01	Cd-A	10:45	15		ENG25-2-002	VIRUS	cal							Yes
virus0000016_01	Hg	10:46	15		ENG25-2-002	VIRUS	cal							Yes
0096	Dark	10:54	319.5			HPF	cal							Yes
0097	Quartz FCU	11:05	74.5			HPF	cal							Yes
0098	Quartz FCU	11:07	74.5			HPF	cal							Yes
0099	Quartz FCU	11:09	74.5			HPF	cal							Yes
0100	Quartz FCU	11:11	74.5			HPF	cal							Yes
0101	Quartz FCU	11:12	74.5			HPF	cal							Yes
0102	Quartz FCU	11:14	74.5			HPF	cal							Yes
0103	Quartz FCU	11:16	74.5			HPF	cal							Yes
0104	Alpha Bright Cal	11:18	85.2			HPF	cal							Yes
0105	Alpha Bright Cal	11:20	85.2			HPF	cal							Yes
0106	Alpha Bright Cal	11:22	85.2			HPF	cal							Yes
0107	Alpha Bright Cal	11:24	85.2			HPF	cal							Yes
0108	LFC FCU	11:27	106.5			HPF	cal							Yes
0109	LFC FCU	11:29	106.5			HPF	cal							Yes
0110	LFC FCU	11:31	106.5			HPF	cal							Yes
0111	LFC FCU	11:34	106.5			HPF	cal							Yes
0112	LFC FCU	11:36	106.5			HPF	cal							Yes
0113	LFC FCU	11:38	106.5			HPF	cal							Yes
0114	LFC Cal	11:41	106.5			HPF	cal							Yes
0115	LFC Cal	11:43	106.5			HPF	cal							Yes
0116	Etalon Cal	11:51	159.8			HPF	cal							Yes
0117	Etalon Cal	11:54	159.8			HPF	cal							Yes
0118	Etalon Cal	11:58	159.8			HPF	cal							Yes
0119	Etalon Cal	12:01	159.8			HPF	cal							Yes
0120	UNe Slave Cal	12:04	426			HPF	cal							Yes
0121	UNe Slave Cal	12:12	426			HPF	cal							Yes
0122	UNe Slave Cal	12:20	426			HPF	cal							Yes
0123	UNe Slave Cal	12:28	426			HPF	cal							Yes
0124	UNe Slave Cal	12:36	426			HPF	cal							Yes
0125	UNe Slave Cal	12:43	426			HPF	cal							Yes
0080	LFC Cal	21:49	106.5			HPF	cal							Yes
lrs20009900_01	bias	21:56	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	21:56	20			VIRUS	cal							Yes
virus0009901_01	bias	21:58	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	21:58	20			LRS2	cal							Yes
virus0009902_01	dark	22:00	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	22:01	38			LRS2	cal							Yes
lrs20009903_01	FeAr_R	22:02	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	22:04	15			LRS2	cal							Yes
0081	Dark	22:09	319.5			HPF	cal							Yes
0082	Quartz FCU	22:16	74.5			HPF	cal							Yes
0083	Quartz FCU	22:18	74.5			HPF	cal							Yes
0084	Quartz FCU	22:19	74.5			HPF	cal							Yes
0085	Quartz FCU	22:21	74.5			HPF	cal							Yes
0086	Quartz FCU	22:23	74.5			HPF	cal							Yes
0087	Quartz FCU	22:25	74.5			HPF	cal							Yes
0088	Quartz FCU	22:27	74.5			HPF	cal							Yes
0089	Alpha Bright Cal	22:29	85.2			HPF	cal							Yes
0090	Alpha Bright Cal	22:31	85.2			HPF	cal							Yes
0091	Alpha Bright Cal	22:33	85.2			HPF	cal							Yes
0092	Alpha Bright Cal	22:35	85.2			HPF	cal							Yes
0093	LFC FCU	22:37	106.5			HPF	cal							Yes
0094	LFC FCU	22:40	106.5			HPF	cal							Yes
0095	LFC Cal	22:42	106.5			HPF	cal							Yes
0096	LFC Cal	22:45	106.5			HPF	cal							Yes
0097	Etalon Cal	22:47	159.8			HPF	cal							Yes
0098	UNe Slave Cal	22:51	426			HPF	cal							Yes
lrs20000018_01	flat_Qth_R	22:52	15			LRS2	cal							Yes
lrs20000018_02	flat_Qth_R	22:53	15			LRS2	cal							Yes
lrs20000018_03	flat_Qth_R	22:55	15			LRS2	cal							Yes
lrs20000018_04	flat_Qth_R	22:56	15			LRS2	cal							Yes
lrs20000018_05	flat_Qth_R	22:57	15			LRS2	cal							Yes
lrs20000019_01	flat_ldls_long_B	22:58	20			LRS2	cal							Yes
0099	UNe Slave Cal	22:59	426			HPF	cal							Yes
lrs20000019_02	flat_ldls_long_B	23:00	20			LRS2	cal							Yes
lrs20000019_03	flat_ldls_long_B	23:01	20			LRS2	cal							Yes
lrs20000020_01	Cd-A_B	23:02	38			LRS2	cal							Yes
lrs20000020_02	Cd-A_B	23:04	38			LRS2	cal							Yes
0100	UNe Slave Cal	23:06	426			HPF	cal							Yes
lrs20000020_03	Cd-A_B	23:06	38			LRS2	cal							Yes
lrs20000021_01	FeAr_R	23:07	15			LRS2	cal							Yes
lrs20000021_02	FeAr_R	23:08	15			LRS2	cal							Yes
lrs20000021_03	FeAr_R	23:10	15			LRS2	cal							Yes
lrs20000022_01	Hg_R	23:11	20			LRS2	cal							Yes
lrs20000022_02	Hg_R	23:12	20			LRS2	cal							Yes
lrs20000022_03	Hg_R	23:14	20			LRS2	cal							Yes
0101	UNe Slave Cal	23:14	426			HPF	cal							Yes
lrs20000023_01	Hg_B	23:15	15			LRS2	cal							Yes
lrs20000023_02	Hg_B	23:16	15			LRS2	cal							Yes
lrs20000023_03	Hg_B	23:17	15			LRS2	cal							Yes
0102	UNe Slave Cal	23:22	426			HPF	cal							Yes
virus0000022_01	flat_ldls_long	23:24	15			VIRUS	cal							Yes
virus0000022_02	flat_ldls_long	23:25	15			VIRUS	cal							Yes
virus0000022_03	flat_ldls_long	23:27	15			VIRUS	cal							Yes
virus0000023_01	Cd-A	23:28	15			VIRUS	cal							Yes
virus0000023_02	Cd-A	23:29	15			VIRUS	cal							Yes
0103	UNe Slave Cal	23:30	426			HPF	cal							Yes
virus0000023_03	Cd-A	23:31	15			VIRUS	cal							Yes
virus0000024_01	Hg	23:32	15			VIRUS	cal							Yes
virus0000024_02	Hg	23:34	15			VIRUS	cal							Yes
virus0000024_03	Hg	23:35	15			VIRUS	cal							Yes
lrs20000024_01	bias	23:37	0			LRS2	cal							Yes
virus0000025_01	bias	23:37	0			VIRUS	cal							Yes
lrs20000024_02	bias	23:37	0			LRS2	cal							Yes
virus0000025_02	bias	23:38	0			VIRUS	cal							Yes
lrs20000024_03	bias	23:38	0			LRS2	cal							Yes
virus0000025_03	bias	23:39	0			VIRUS	cal							Yes
lrs20000024_04	bias	23:39	0			LRS2	cal							Yes
virus0000025_04	bias	23:39	0			VIRUS	cal							Yes
lrs20000024_05	bias	23:40	0			LRS2	cal							Yes
virus0000025_05	bias	23:40	0			VIRUS	cal							Yes
lrs20000024_06	bias	23:41	0			LRS2	cal							Yes
virus0000025_06	bias	23:41	0			VIRUS	cal							Yes
lrs20000024_07	bias	23:42	0			LRS2	cal							Yes
virus0000025_07	bias	23:42	0			VIRUS	cal							Yes
lrs20000024_08	bias	23:43	0			LRS2	cal							Yes
virus0000025_08	bias	23:43	0			VIRUS	cal							Yes
lrs20000024_09	bias	23:43	0			LRS2	cal							Yes
virus0000025_09	bias	23:44	0			VIRUS	cal							Yes
lrs20000024_10	bias	23:44	0			LRS2	cal							Yes
virus0000025_10	bias	23:45	0			VIRUS	cal							Yes
lrs20000024_11	bias	23:45	0			LRS2	cal							Yes
virus0000025_11	bias	23:46	0			VIRUS	cal							Yes
lrs20000025_01	dark	23:46	360			LRS2	cal							Yes
virus0000026_01	dark	23:46	360			VIRUS	cal							Yes
lrs20000025_02	dark	23:53	360			LRS2	cal							Yes
virus0000026_02	dark	23:53	360			VIRUS	cal							Yes