HET Night Report Reader

Civil Date	Ephemerides
2025-04-07	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	01:26	02:12	02:42	11:14	11:43	12:29	-	10:36
Night Length	8:32		Sunset Temperature

On-Duty Personnel
Resident Astronomer	Telescope Operator
Sergey Rostopchin	Amy Westfall

Overlaps		none

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
01:24	9.7	8.8	11:51	twilight	10:27
Total Time Open					10:27

Program	Night Priority	Science
02:42	Science
04:10	Engineering (hpf)
04:51	Science

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
01:51	02:25	0.40	0.62	190	+5739	8.9	9.4	9.3	11	4	First of Night
11:44	11:50	0.48	0.73	210	+7095	8.4	9.3	9.4	230	6	Post-Observing

Problem Reports					no PRs

TO Comments	Clear and calm night with stable temps.

RA Comments	none

Observations
File	Target/QID	Exp Start	Exposure	Overhead	Program	Instrument Configuration	Data Type	IQ	Dimm	SkySBrt	Skytrans	SNR	Comments	Charge
lrs20000022_03	dark	00:01	360			LRS2	cal							Yes
virus0000023_03	dark	00:01	360			VIRUS	cal							Yes
virus0009910_01	flat_ldls_long	00:34	15			VIRUS	cal							Yes
virus0009910_02	flat_ldls_long	00:36	15			VIRUS	cal							Yes
virus0009911_01	flat_ldls_long	00:42	15			VIRUS	cal							Yes
virus0009912_01	bias	00:43	0			VIRUS	cal							Yes
virus0009913_01	flat_ldls_long	01:01	15			VIRUS	cal							Yes
virus0009914_01	bias	01:03	0			VIRUS	cal							Yes
0001	twilight	01:23	298.2			HPF	cal							Yes
lrs20000001_01	skyflat	01:31	7			LRS2	cal							Yes
lrs20000002_01	skyflat	01:32	10			LRS2	cal							Yes
lrs20000003_01	skyflat	01:33	13			LRS2	cal							Yes
lrs20000004_01	skyflat	01:34	16			LRS2	cal							Yes
lrs20000005_01	skyflat	01:35	22			LRS2	cal							Yes
lrs20000006_01	skyflat	01:37	30			LRS2	cal							Yes
virus0000001_01	skyflat	01:39	7			VIRUS	cal							Yes
virus0000002_01	skyflat	01:41	10			VIRUS	cal							Yes
virus0000003_01	skyflat	01:42	14			VIRUS	cal							Yes
virus0000004_01	skyflat	01:43	18			VIRUS	cal							Yes
virus0000005_01	skyflat	01:45	26			VIRUS	cal							Yes
0002	LFC Cal	01:50	106.5			HPF	cal							Yes
0003	LFC Cal	01:52	106.5			HPF	cal							Yes
0004	LFC Cal	01:55	106.5			HPF	cal							Yes
lrs20000007_01	HD37725_056_W	02:30	15	4.8		LRS2	spec	1.39		19.13	0.85			Yes
lrs20000008_01	HD37725_066_W	02:32	15	1.8		LRS2	spec	1.40		18.91	0.94			Yes
0005	test_drk_donotuse	02:34	10.7			HPF	cal							Yes
0006	HR2084_tell_std	02:38	117.2	6.0		HPF	telluric	1.32		18.95	0.89			Yes
0007	LFC Cal	02:42	106.5			HPF	cal							Yes
0008	test_drk_donotuse	02:48	10.7			HPF	cal							Yes
0009	QID 1504	02:49	969.1	8.8	PSU25-2-015	HPF	sci	1.20		18.82	0.99	169		Yes
virus0000006_01	parallel	02:49	2047			VIRUS	sci							Yes
0010	QID 1504	03:06	969.1	0.8	PSU25-2-015	HPF	sci	1.26	0.79	18.81	0.99	174		Yes
0011	LFC Cal	03:27	106.5			HPF	cal							Yes
0012	test_drk_donotuse	03:32	10.7			HPF	cal							Yes
0013	QID 1535	03:33	245	10.9	UT25-2-008	HPF	sci	1.30	0.72	18.87	0.93	461		Yes
virus0000007_01	parallel	03:33	2337			VIRUS	sci							Yes
0014	QID 1535	03:38	245	0.9	UT25-2-008	HPF	sci	1.26	0.76	18.85	0.92	449		Yes
0015	QID 1535	03:42	245	-0.1	UT25-2-008	HPF	sci	1.26	0.74	18.81	0.91	436		Yes
0016	QID 1535	03:47	245	0.9	UT25-2-008	HPF	sci	1.28	0.85	18.76	0.89	407		Yes
0017	QID 1535	03:52	245	0.9	UT25-2-008	HPF	sci	1.31	0.82	18.70	0.86	380		Yes
0018	QID 1535	03:56	245	-0.1	UT25-2-008	HPF	sci	1.28	0.75	18.68	0.84	369		Yes
0019	QID 1535	04:01	245	0.9	UT25-2-008	HPF	sci	1.21	0.79	18.65	0.82	346		Yes
0020	QID 1535	04:06	245	0.9	UT25-2-008	HPF	sci	1.20	0.79	18.62	0.81	325		Yes
0021	test_drk_donotuse	04:11	10.7			HPF	cal							Yes
virus0000008_01	parallel	04:15	2161			VIRUS	eng							Yes
0022	Ross_128	04:16	394.1	5.4	ENG25-2-000	HPF	eng	1.49	0.76	18.62	0.79	429		Yes
0023	Ross_128	04:23	394.1	0.4	ENG25-2-000	HPF	eng	1.43	0.78	18.66	0.77	453		Yes
0024	Ross_128	04:30	394.1	1.4	ENG25-2-000	HPF	eng	1.45	0.94	18.60	0.79	409		Yes
0025	Ross_128	04:37	394.1	0.4	ENG25-2-000	HPF	eng	1.48	0.78	18.44	0.87	381		Yes
0026	Ross_128	04:44	394.1	0.4	ENG25-2-000	HPF	eng	1.56		18.35	0.93	328		Yes
0027	LFC Cal	04:53	106.5			HPF	cal							Yes
0028	LFC Cal	04:55	106.5			HPF	cal							Yes
0029	LFC Cal	04:58	106.5			HPF	cal							Yes
0030	LFC Cal	05:03	106.5			HPF	cal							Yes
lrs20000009_01	QID 2344	05:03	180	12.0	UT25-2-018	LRS2-B	sci	1.62		19.28	0.75			Yes
0031	LFC Cal	05:07	106.5			HPF	cal							Yes
0032	LFC Cal	05:10	106.5			HPF	cal							Yes
virus0000009_01	parallel	05:10	360			VIRUS	sci							Yes
lrs20000010_01	QID 2387	05:10	360	4.0	UT25-2-018	LRS2-R	sci	1.31	0.87	18.91	0.89			Yes
0033	LFC Cal	05:13	106.5			HPF	cal							Yes
0034	LFC Cal	05:17	106.5			HPF	cal							Yes
0035	test_drk_donotuse	05:21	10.7			HPF	cal							Yes
0036	QID 205	05:22	95.9	6.4	PSU25-2-005	HPF	sci	1.26	0.96	17.66	0.83	457		Yes
0037	LFC Cal	05:25	106.5			HPF	cal							Yes
0038	test_drk_donotuse	05:29	10.7			HPF	cal							Yes
0039	QID 222	05:29	74.5	5.8	PSU25-2-005	HPF	sci	1.32	0.93	17.81	0.96	529		Yes
0040	LFC Cal	05:32	106.5			HPF	cal							Yes
0041	LFC Cal	05:37	106.5			HPF	cal							Yes
lrs20000011_01	QID 2350	05:37	180	6.0	UT25-2-018	LRS2-B	sci	1.49	0.98	19.41	0.54			Yes
0042	LFC Cal	05:41	106.5			HPF	cal							Yes
0043	LFC Cal	05:43	106.5			HPF	cal							Yes
virus0000010_01	parallel	05:43	360			VIRUS	sci							Yes
lrs20000012_01	QID 2393	05:43	360	3.0	UT25-2-018	LRS2-R	sci	1.62	1.04	19.20	0.64			Yes
0044	LFC Cal	05:46	106.5			HPF	cal							Yes
0045	test_drk_donotuse	05:53	10.7			HPF	cal							Yes
0046	QID 230	05:54	117.2	5.0	PSU25-2-005	HPF	sci	1.59	1.02	19.30	0.90	544		Yes
0047	test_drk_donotuse	06:05	10.7			HPF	cal							Yes
virus0000011_01	parallel	06:05	2083			VIRUS	sci							Yes
0048	QID 1501	06:06	649.6	10.2	PSU25-2-015	HPF	sci	1.51	0.99	17.58	0.81	359		Yes
0049	QID 1501	06:17	649.6	0.2	PSU25-2-015	HPF	sci	1.60	0.86	17.58	0.87	397		Yes
0050	QID 1501	06:29	649.6	1.2	PSU25-2-015	HPF	sci	1.68	0.76	17.51	0.88	356		Yes
0051	LFC Cal	06:42	106.5			HPF	cal							Yes
0052	test_drk_donotuse	06:44	10.7			HPF	cal							Yes
virus0000012_01	parallel	06:46	2047			VIRUS	sci							Yes
0053	QID 1517	06:47	969.1	6.8	UT25-2-008	HPF	sci	1.54	1.06	19.21	0.65	44		Yes
0054	QID 1517	07:04	969.1	0.8	UT25-2-008	HPF	sci	1.49	1.08	19.66	0.72	47		Yes
0055	LFC Cal	07:22	106.5			HPF	cal							Yes
0056	test_drk_donotuse	07:25	10.7			HPF	cal							Yes
virus0000013_01	parallel	07:26	2047			VIRUS	sci							Yes
0057	QID 1528	07:27	969.1	6.8	UT25-2-008	HPF	sci	1.47	1.04	19.26	0.87	85		Yes
0058	QID 1528	07:44	969.1	0.8	UT25-2-008	HPF	sci	1.58	1.11	19.69	0.89	90		Yes
0059	LFC Cal	08:02	106.5			HPF	cal							Yes
0060	test_drk_donotuse	08:06	10.7			HPF	cal							Yes
0061	QID 219	08:10	74.5	9.8	PSU25-2-005	HPF	sci	1.53	0.93	18.62	1.05	658		Yes
0062	test_drk_donotuse	08:12	10.7			HPF	cal							Yes
0063	QID 226	08:16	95.9	5.4	PSU25-2-005	HPF	sci	1.29	1.16	18.88	0.99	478		Yes
0064	test_drk_donotuse	08:19	10.7			HPF	cal							Yes
0065	QID 210	08:24	74.5	5.8	PSU25-2-005	HPF	sci	1.70	1.06	19.83	0.83	528		Yes
0066	test_drk_donotuse	08:32	10.7			HPF	cal							Yes
0067	QID 273	08:33	95.9	8.4	PSU25-2-005	HPF	sci	1.26	0.98	18.81	0.86	543		P4
0068	test_drk_donotuse	08:39	10.7			HPF	cal							Yes
0069	QID 1510	08:40	969.1	5.8	PSU25-2-015	HPF	sci	1.35	0.99	19.43	0.96	132		Yes
virus0000014_01	parallel	08:40	2047			VIRUS	sci							Yes
0070	QID 1510	08:58	969.1	0.8	PSU25-2-015	HPF	sci	1.37	0.96	19.70	0.95	144		Yes
0071	LFC Cal	09:16	106.5			HPF	cal							Yes
0072	test_drk_donotuse	09:20	10.7			HPF	cal							Yes
virus0000015_01	parallel	09:20	2047			VIRUS	sci							Yes
0073	QID 1521	09:21	969.1	6.8	UT25-2-008	HPF	sci	1.65	1.15	19.58	0.85	75		Yes
0074	QID 1521	09:38	969.1	0.8	UT25-2-008	HPF	sci	1.64	1.00	19.86	0.87	79		Yes
0075	LFC Cal	09:56	106.5			HPF	cal							Yes
0076	LFC Cal	10:02	106.5			HPF	cal							Yes
virus0000016_01	parallel	10:02	1200			VIRUS	sci							Yes
lrs20000013_01	QID 184	10:02	1200	8.0	UT25-2-004	LRS2-B	sci	1.65	1.04	20.54	0.92			Yes
0077	LFC Cal	10:04	106.5			HPF	cal							Yes
0078	LFC Cal	10:07	106.5			HPF	cal							Yes
0079	test_drk_donotuse	10:27	10.7			HPF	cal							Yes
0080	QID 1520	10:28	969.1	5.8	UT25-2-008	HPF	sci	1.35	0.95	20.16	0.84	105		Yes
virus0000017_01	parallel	10:28	2047			VIRUS	sci							Yes
0081	QID 1520	10:45	969.1	0.8	UT25-2-008	HPF	sci	1.25	0.95	20.03	1.00	106		Yes
0082	LFC Cal	11:03	106.5			HPF	cal							Yes
0083	test_drk_donotuse	11:06	10.7			HPF	cal							Yes
0084	QID 1640	11:09	969.1	7.8	PSU25-2-008	HPF	sci	1.41	1.17	20.31	0.72	82		Yes
virus0000018_01	parallel	11:09	1023			VIRUS	sci							Yes
0085	LFC Cal	11:27	106.5			HPF	cal							Yes
0086	test_drk_donotuse	11:30	10.7			HPF	cal							Yes
0087	QID 190	11:33	74.5	7.8	PSU25-2-005	HPF	sci	1.24	1.05	19.92	0.90	667		Yes
0088	LFC Cal	11:41	106.5			HPF	cal							Yes
lrs20000014_01	QID 1481	11:41	180	7.0	UT25-2-005	LRS2-B	sci	1.39	1.12	18.89	0.96			Yes
lrs20000015_01	bias	11:45	0			LRS2	cal							Yes
virus0000019_01	bias	11:46	0			VIRUS	cal							Yes
virus0000020_01	Cd-A	11:50	15		ENG25-2-002	VIRUS	cal							Yes
virus0000021_01	Hg	11:51	15		ENG25-2-002	VIRUS	cal							Yes
0089	Dark	11:59	319.5			HPF	cal							Yes
0090	Quartz FCU	12:10	74.5			HPF	cal							Yes
0091	Quartz FCU	12:12	74.5			HPF	cal							Yes
0092	Quartz FCU	12:14	74.5			HPF	cal							Yes
0093	Quartz FCU	12:16	74.5			HPF	cal							Yes
0094	Quartz FCU	12:18	74.5			HPF	cal							Yes
0095	Quartz FCU	12:19	74.5			HPF	cal							Yes
0096	Quartz FCU	12:21	74.5			HPF	cal							Yes
0097	Alpha Bright Cal	12:23	85.2			HPF	cal							Yes
0098	Alpha Bright Cal	12:25	85.2			HPF	cal							Yes
0099	Alpha Bright Cal	12:27	85.2			HPF	cal							Yes
0100	Alpha Bright Cal	12:29	85.2			HPF	cal							Yes
0101	LFC FCU	12:32	106.5			HPF	cal							Yes
0102	LFC FCU	12:34	106.5			HPF	cal							Yes
0103	LFC FCU	12:37	106.5			HPF	cal							Yes
0104	LFC FCU	12:39	106.5			HPF	cal							Yes
0105	LFC FCU	12:41	106.5			HPF	cal							Yes
0106	LFC FCU	12:43	106.5			HPF	cal							Yes
0107	LFC Cal	12:46	106.5			HPF	cal							Yes
0108	LFC Cal	12:49	106.5			HPF	cal							Yes
0109	Etalon Cal	12:56	159.8			HPF	cal							Yes
0110	Etalon Cal	13:00	159.8			HPF	cal							Yes
0111	Etalon Cal	13:03	159.8			HPF	cal							Yes
0112	Etalon Cal	13:06	159.8			HPF	cal							Yes
0113	UNe Slave Cal	13:10	426			HPF	cal							Yes
0114	UNe Slave Cal	13:17	426			HPF	cal							Yes
0115	UNe Slave Cal	13:25	426			HPF	cal							Yes
0116	UNe Slave Cal	13:33	426			HPF	cal							Yes
0117	UNe Slave Cal	13:41	426			HPF	cal							Yes
0118	UNe Slave Cal	13:48	426			HPF	cal							Yes
virus0008100_01	dark	14:06	20			VIRUS	cal							Yes
virus0008100_02	dark	14:07	20			VIRUS	cal							Yes
virus0008101_01	flat_ldls_long	14:11	15			VIRUS	cal							Yes
virus0008101_02	flat_ldls_long	14:12	15			VIRUS	cal							Yes
virus0008102_01	bias	14:14	0			VIRUS	cal							Yes
virus0008102_02	bias	14:15	0			VIRUS	cal							Yes
virus0008103_01	dark	14:57	20			VIRUS	cal							Yes
0092	LFC Cal	21:41	106.5			HPF	cal							Yes
lrs20009900_01	bias	21:53	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	21:54	20			VIRUS	cal							Yes
virus0009901_01	bias	21:55	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	21:56	20			LRS2	cal							Yes
virus0009902_01	dark	21:57	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	21:58	38			LRS2	cal							Yes
lrs20009903_01	FeAr_R	22:00	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	22:01	15			LRS2	cal							Yes
0093	Dark	22:09	319.5			HPF	cal							Yes
0094	Quartz FCU	22:15	74.5			HPF	cal							Yes
0095	Quartz FCU	22:17	74.5			HPF	cal							Yes
0096	Quartz FCU	22:19	74.5			HPF	cal							Yes
0097	Quartz FCU	22:21	74.5			HPF	cal							Yes
0098	Quartz FCU	22:22	74.5			HPF	cal							Yes
0099	Quartz FCU	22:24	74.5			HPF	cal							Yes
0100	Quartz FCU	22:26	74.5			HPF	cal							Yes
0101	Alpha Bright Cal	22:28	85.2			HPF	cal							Yes
0102	Alpha Bright Cal	22:30	85.2			HPF	cal							Yes
0103	Alpha Bright Cal	22:32	85.2			HPF	cal							Yes
0104	Alpha Bright Cal	22:34	85.2			HPF	cal							Yes
0105	LFC FCU	22:37	106.5			HPF	cal							Yes
0106	LFC FCU	22:39	106.5			HPF	cal							Yes
0107	LFC Cal	22:42	106.5			HPF	cal							Yes
0108	LFC Cal	22:44	106.5			HPF	cal							Yes
0109	Etalon Cal	22:47	159.8			HPF	cal							Yes
0110	UNe Slave Cal	22:50	426			HPF	cal							Yes
lrs20000015_01	flat_Qth_R	22:53	15			LRS2	cal							Yes
lrs20000015_02	flat_Qth_R	22:54	15			LRS2	cal							Yes
lrs20000015_03	flat_Qth_R	22:56	15			LRS2	cal							Yes
lrs20000015_04	flat_Qth_R	22:57	15			LRS2	cal							Yes
0111	UNe Slave Cal	22:58	426			HPF	cal							Yes
lrs20000015_05	flat_Qth_R	22:58	15			LRS2	cal							Yes
lrs20000016_01	flat_ldls_long_B	22:59	20			LRS2	cal							Yes
lrs20000016_02	flat_ldls_long_B	23:01	20			LRS2	cal							Yes
lrs20000016_03	flat_ldls_long_B	23:02	20			LRS2	cal							Yes
lrs20000017_01	Cd-A_B	23:03	38			LRS2	cal							Yes
lrs20000017_02	Cd-A_B	23:05	38			LRS2	cal							Yes
0112	UNe Slave Cal	23:06	426			HPF	cal							Yes
lrs20000017_03	Cd-A_B	23:07	38			LRS2	cal							Yes
lrs20000018_01	FeAr_R	23:08	15			LRS2	cal							Yes
lrs20000018_02	FeAr_R	23:09	15			LRS2	cal							Yes
lrs20000018_03	FeAr_R	23:11	15			LRS2	cal							Yes
lrs20000019_01	Hg_R	23:12	20			LRS2	cal							Yes
lrs20000019_02	Hg_R	23:13	20			LRS2	cal							Yes
0113	UNe Slave Cal	23:14	426			HPF	cal							Yes
lrs20000019_03	Hg_R	23:15	20			LRS2	cal							Yes
lrs20000020_01	Hg_B	23:16	15			LRS2	cal							Yes
lrs20000020_02	Hg_B	23:17	15			LRS2	cal							Yes
lrs20000020_03	Hg_B	23:18	15			LRS2	cal							Yes
0114	UNe Slave Cal	23:21	426			HPF	cal							Yes
virus0000019_01	flat_ldls_long	23:25	15			VIRUS	cal							Yes
virus0000019_02	flat_ldls_long	23:26	15			VIRUS	cal							Yes
virus0000019_03	flat_ldls_long	23:28	15			VIRUS	cal							Yes
0115	UNe Slave Cal	23:29	426			HPF	cal							Yes
virus0000020_01	Cd-A	23:29	15			VIRUS	cal							Yes
virus0000020_02	Cd-A	23:31	15			VIRUS	cal							Yes
virus0000020_03	Cd-A	23:32	15			VIRUS	cal							Yes
virus0000021_01	Hg	23:33	15			VIRUS	cal							Yes
virus0000021_02	Hg	23:35	15			VIRUS	cal							Yes
virus0000021_03	Hg	23:36	15			VIRUS	cal							Yes
lrs20000021_01	bias	23:38	0			LRS2	cal							Yes
virus0000022_01	bias	23:38	0			VIRUS	cal							Yes
lrs20000021_02	bias	23:38	0			LRS2	cal							Yes
virus0000022_02	bias	23:39	0			VIRUS	cal							Yes
lrs20000021_03	bias	23:39	0			LRS2	cal							Yes
virus0000022_03	bias	23:39	0			VIRUS	cal							Yes
lrs20000021_04	bias	23:40	0			LRS2	cal							Yes
virus0000022_04	bias	23:40	0			VIRUS	cal							Yes
lrs20000021_05	bias	23:41	0			LRS2	cal							Yes
virus0000022_05	bias	23:41	0			VIRUS	cal							Yes
lrs20000021_06	bias	23:42	0			LRS2	cal							Yes
virus0000022_06	bias	23:42	0			VIRUS	cal							Yes
lrs20000021_07	bias	23:43	0			LRS2	cal							Yes
virus0000022_07	bias	23:43	0			VIRUS	cal							Yes
lrs20000021_08	bias	23:44	0			LRS2	cal							Yes
virus0000022_08	bias	23:44	0			VIRUS	cal							Yes
lrs20000021_09	bias	23:44	0			LRS2	cal							Yes
virus0000022_09	bias	23:45	0			VIRUS	cal							Yes
lrs20000021_10	bias	23:45	0			LRS2	cal							Yes
virus0000022_10	bias	23:46	0			VIRUS	cal							Yes
lrs20000021_11	bias	23:46	0			LRS2	cal							Yes
virus0000022_11	bias	23:46	0			VIRUS	cal							Yes
lrs20000022_01	dark	23:47	360			LRS2	cal							Yes
virus0000023_01	dark	23:47	360			VIRUS	cal							Yes
lrs20000022_02	dark	23:54	360			LRS2	cal							Yes
virus0000023_02	dark	23:54	360			VIRUS	cal							Yes