HET Night Report Reader

Civil Date	Ephemerides
2024-04-18	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	01:33	02:21	02:51	10:59	11:30	12:17	-	10:27
Night Length	8:08		Sunset Temperature

On-Duty Personnel
Resident Astronomer	Telescope Operator
Stephen Odewahn	Cassie Crowe

Overlaps
TO Overlap	RA Overlap
-	Sergey Rostopchin

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
00:10	24.7	19.4	00:26	twilight	00:16
01:29	22.0	20.9	11:24	twilight	09:55
Total Time Open					10:11

Program	Night Priority	Science
02:51	Science
06:40	Idle due to weather (clouds)
07:03	Science
08:46	Idle due to weather (poor seeing due to rapid temp drop)
10:06	Science

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
01:58	02:28	0.45	0.70	73	-44	21.7	20.7	20.8	291	10	First of Night
06:07	06:12	1.13	1.61	63	-3929	16.1	16.9	17.1	67	11	Post-Observing
06:12	06:40	0.44	0.65	48	-2551	15.5	16.2	16.6	73	16	Stack/Re-stack
09:30	10:06	0.45	0.95	58	-1041	11.7	11.8	12.4	88	8	Stack/Re-stack
↪ Comments			Temps fluctuating wildly during stack between 10 and 13 C.
11:16	11:21	0.80	1.14	-202	-1041	12.1	12.2	12.0	130	10	Post-Observing

Problem Reports
PR Number	Times	Time Lost	Description	Response
6305	01:07-01:17	00:10	OPS: Mirror segment oscillation

TO Comments	CCAM randomly turns on infrared light. Some brief clouds while temps dropped throughout the night, fluctuating wildly towards the end.

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	01:38	7			LRS2	cal							Yes
lrs20000002_01	skyflat	01:39	10			LRS2	cal							Yes
lrs20000003_01	skyflat	01:40	13			LRS2	cal							Yes
lrs20000004_01	skyflat	01:42	16			LRS2	cal							Yes
lrs20000005_01	skyflat	01:43	22			LRS2	cal							Yes
lrs20000006_01	skyflat	01:44	30			LRS2	cal							Yes
virus0000001_01	skyflat	01:47	7			VIRUS	cal							Yes
virus0000002_01	skyflat	01:48	10			VIRUS	cal							Yes
virus0000003_01	skyflat	01:50	14			VIRUS	cal							Yes
virus0000004_01	skyflat	01:51	18			VIRUS	cal							Yes
virus0000005_01	skyflat	01:53	26			VIRUS	cal							Yes
0001	test_drk_donotuse	02:31	10.7			HPF	cal							Yes
virus0000006_01	parallel	02:33	3070.5			VIRUS	sci							Yes
0002	parallel	02:34	969.1	5.8	UT24-2-004	HPF	sci	1.72	1.08	19.33	0.80	24	image quality in first exposure slightly over requested constraint, please check data quality	Yes
0003	parallel	02:51	969.1	0.8	UT24-2-004	HPF	sci	1.59	0.81	19.36	0.83	24		Yes
0004	test_drk_donotuse	03:09	10.7			HPF	cal							Yes
0005	parallel	03:14	969.1	6.8	UT24-2-009	HPF	sci	1.79	1.12	18.76	0.84	223		Yes
virus0000007_01	parallel	03:14	3070.5			VIRUS	sci							Yes
0006	parallel	03:31	969.1	0.8	UT24-2-009	HPF	sci	1.70	1.42	18.12	0.80	202		Yes
0007	LFC Cal	03:49	106.5			HPF	cal							Yes
0008	test_drk_donotuse	03:55	10.7			HPF	cal							Yes
0009	parallel	03:56	649.6	9.2	UT24-2-004	HPF	sci	1.93	1.40	18.98	0.93	101		Yes
virus0000008_01	parallel	03:56	3124.5			VIRUS	sci							Yes
0010	parallel	04:08	649.6	1.2	UT24-2-004	HPF	sci	1.81	1.21	19.18	0.93	109		Yes
0011	parallel	04:19	649.6	0.2	UT24-2-004	HPF	sci	1.78	1.65	19.17	0.94	94		Yes
0012	test_drk_donotuse	04:35	10.7			HPF	cal							Yes
0013	HR4119_tell_std	04:39	117.2	9.0		HPF	telluric	2.02	1.27	17.38	0.95			Yes
lrs20000007_01	BD+262606_066_E	04:46	30	5.5		LRS2	spec	1.86	1.09	18.45	0.59			Yes
lrs20000008_01	BD+262606_056_E	04:50	60	3.0		LRS2	spec	1.87	1.17	19.10	0.57			Yes
0014	test_drk_donotuse	04:54	10.7			HPF	cal							Yes
virus0000009_01	parallel	04:58	451.5			VIRUS	sci							Yes
0015	parallel	04:59	63.9	7.9	UT24-2-013	HPF	sci	1.73	1.12	18.37	0.87	407		Yes
0016	parallel	05:00	63.9	0.9	UT24-2-013	HPF	sci	1.70	1.23	18.41	0.83	420		Yes
0017	parallel	05:02	63.9	-0.1	UT24-2-013	HPF	sci	1.75	1.14	18.43	0.84	404		Yes
0018	LFC Cal	05:08	106.5			HPF	cal							Yes
0019	LFC Cal	05:10	106.5			HPF	cal							Yes
virus0000010_01	parallel	05:10	1500			VIRUS	sci							Yes
lrs20000009_01	parallel	05:11	1500	8.0	UT24-2-001	LRS2-B	sci	2.02	1.16	19.20	0.84			Yes
0020	LFC Cal	05:13	106.5			HPF	cal							Yes
0021	LFC Cal	05:37	106.5			HPF	cal							Yes
0022	LFC Cal	05:39	106.5			HPF	cal							Yes
0023	LFC Cal	05:41	106.5			HPF	cal							Yes
virus0000011_01	parallel	05:41	1500			VIRUS	sci							Yes
lrs20000010_01	parallel	05:41	1500	6.0	UT24-2-001	LRS2-R	sci	1.92	1.11	19.08	0.75			Yes
none	parallel	06:47	0	7.0	PSU24-2-015	HPF	sci						Stopped by clouds in setup	No
0024	test_drk_donotuse	07:07	10.7			HPF	cal							Yes
0025	parallel	07:08	74.5	4.8	UT24-2-013	HPF	sci	2.25	1.98	18.19	0.72	360		Yes
virus0000012_01	parallel	07:08	451.5			VIRUS	sci							Yes
0026	parallel	07:10	74.5	0.8	UT24-2-013	HPF	sci	2.14	1.87	18.16	0.72	396		Yes
0027	parallel	07:12	74.5	0.8	UT24-2-013	HPF	sci	2.07	1.79	18.12	0.70	385		Yes
0028	test_drk_donotuse	07:14	10.7			HPF	cal							Yes
virus0000013_01	parallel	07:20	600			VIRUS	sci							Yes
0029	parallel	07:21	106.5	7.2	UT24-2-013	HPF	sci	1.91	1.52	19.60	0.80	458		Yes
0030	parallel	07:23	106.5	1.2	UT24-2-013	HPF	sci	1.83	1.56	19.61	0.80	471		Yes
0031	parallel	07:25	106.5	0.2	UT24-2-013	HPF	sci	1.79	1.65	19.61	0.79	479		Yes
0032	test_drk_donotuse	07:29	10.7			HPF	cal							Yes
virus0000014_01	parallel	07:31	3070.5			VIRUS	sci							Yes
0033	parallel	07:32	969.1	4.8	UT24-2-009	HPF	sci	1.90	1.48	19.42	0.84	72		P4
0034	parallel	07:49	969.1	0.8	UT24-2-009	HPF	sci	1.77	1.42	19.60	0.88	75		P4
0035	LFC Cal	08:07	106.5			HPF	cal							Yes
0036	test_drk_donotuse	08:10	10.7			HPF	cal							Yes
virus0000015_01	parallel	08:12	3070.5			VIRUS	sci							Yes
0037	parallel	08:13	969.1	7.8	UT24-2-004	HPF	sci	1.99	1.58	19.55	0.89	30		Yes
0038	parallel	08:30	969.1	0.8	UT24-2-004	HPF	sci	2.11	1.88	19.50	0.96	24		Yes
0039	test_drk_donotuse	08:48	10.7			HPF	cal							Yes
virus0000016_01	parallel	08:54	3124.5			VIRUS	sci							Yes
0040	parallel	08:55	649.6	9.2	UT24-2-004	HPF	sci	2.74	2.94	19.07	0.77	74	dimm seeing and image quality degraded rapidly due to temperature drop	No
0041	parallel	09:06	649.6	0.2	UT24-2-004	HPF	sci	2.98	2.91	18.66	0.67	61		No
0042	parallel	09:18	649.6	1.2	UT24-2-004	HPF	sci	2.87	1.70	18.84	0.75	62		No
0043	LFC Cal	10:08	106.5			HPF	cal							Yes
virus0000017_01	parallel	10:10	2938.5			VIRUS	sci							Yes
0044	parallel	10:11	915.9	4.7	G24-2-002	HPF	sci	2.39	3.37	19.88	0.61	52		Yes
0045	parallel	10:27	915.9	0.7	G24-2-002	HPF	sci	2.45	1.50	19.90	0.82	60		Yes
0046	LFC Cal	10:44	106.5			HPF	cal							Yes
0047	test_drk_donotuse	10:48	10.7			HPF	cal							Yes
0048	parallel	10:49	969.1	7.8	PSU24-2-015	HPF	sci	2.19	1.75	19.26	0.91		not enough time in track to complete second image	No
virus0000018_01	parallel	10:49	3070.5			VIRUS	sci							Yes
0049	LFC Cal	11:07	106.5			HPF	cal							Yes
0050	test_drk_donotuse	11:12	10.7			HPF	cal							Yes
none	parallel	11:14	0	8.0	UT24-2-011	HPF	sci						stopped by heavy clouds from west during setup	No
lrs20000011_01	bias	11:16	0			LRS2	cal							Yes
virus0000019_01	bias	11:17	0			VIRUS	cal							Yes
virus0000020_01	Cd-A	11:21	15		ENG24-2-002	VIRUS	cal							Yes
virus0000021_01	Hg	11:23	15		ENG24-2-002	VIRUS	cal							Yes
0051	Dark	11:31	319.5			HPF	cal							Yes
0052	Quartz FCU	11:42	74.5			HPF	cal							Yes
0053	Quartz FCU	11:44	74.5			HPF	cal							Yes
0054	Quartz FCU	11:46	74.5			HPF	cal							Yes
0055	Quartz FCU	11:48	74.5			HPF	cal							Yes
0056	Quartz FCU	11:49	74.5			HPF	cal							Yes
0057	Quartz FCU	11:51	74.5			HPF	cal							Yes
0058	Quartz FCU	11:53	74.5			HPF	cal							Yes
0059	Alpha Bright Cal	11:55	85.2			HPF	cal							Yes
0060	Alpha Bright Cal	11:57	85.2			HPF	cal							Yes
0061	Alpha Bright Cal	11:59	85.2			HPF	cal							Yes
0062	Alpha Bright Cal	12:01	85.2			HPF	cal							Yes
0063	LFC FCU	12:04	106.5			HPF	cal							Yes
0064	LFC FCU	12:06	106.5			HPF	cal							Yes
0065	LFC FCU	12:08	106.5			HPF	cal							Yes
0066	LFC FCU	12:11	106.5			HPF	cal							Yes
0067	LFC FCU	12:13	106.5			HPF	cal							Yes
0068	LFC FCU	12:15	106.5			HPF	cal							Yes
0069	LFC Cal	12:18	106.5			HPF	cal							Yes
0070	LFC Cal	12:21	106.5			HPF	cal							Yes
0071	Etalon Cal	12:28	159.8			HPF	cal							Yes
0072	Etalon Cal	12:32	159.8			HPF	cal							Yes
0073	Etalon Cal	12:35	159.8			HPF	cal							Yes
0074	Etalon Cal	12:38	159.8			HPF	cal							Yes
0075	UNe Slave Cal	12:42	852			HPF	cal							Yes
0076	UNe Slave Cal	12:57	852			HPF	cal							Yes
0077	UNe Slave Cal	13:12	852			HPF	cal							Yes
0088	LFC Cal	21:24	106.5			HPF	cal							Yes
lrs20009900_01	bias	21:44	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	21:45	20			VIRUS	cal							Yes
virus0009901_01	bias	21:46	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	21:47	20			LRS2	cal							Yes
virus0009902_01	dark	21:48	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	21:49	38			LRS2	cal							Yes
lrs20009903_01	FeAr_R	21:51	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	21:52	15			LRS2	cal							Yes
0089	Dark	21:55	319.5			HPF	cal							Yes
0090	Quartz FCU	22:02	74.5			HPF	cal							Yes
0091	Quartz FCU	22:03	74.5			HPF	cal							Yes
0092	Quartz FCU	22:05	74.5			HPF	cal							Yes
0093	Quartz FCU	22:07	74.5			HPF	cal							Yes
0094	Quartz FCU	22:09	74.5			HPF	cal							Yes
0095	Quartz FCU	22:11	74.5			HPF	cal							Yes
0096	Quartz FCU	22:12	74.5			HPF	cal							Yes
0097	Alpha Bright Cal	22:15	85.2			HPF	cal							Yes
0098	Alpha Bright Cal	22:17	85.2			HPF	cal							Yes
0099	Alpha Bright Cal	22:19	85.2			HPF	cal							Yes
0100	Alpha Bright Cal	22:21	85.2			HPF	cal							Yes
0101	LFC FCU	22:23	106.5			HPF	cal							Yes
0102	LFC FCU	22:25	106.5			HPF	cal							Yes
0103	LFC Cal	22:28	106.5			HPF	cal							Yes
0104	LFC Cal	22:30	106.5			HPF	cal							Yes
0105	Etalon Cal	22:33	159.8			HPF	cal							Yes
0106	UNe Slave Cal	22:37	852			HPF	cal							Yes
lrs20000010_01	flat_Qth_R	22:38	15			LRS2	cal							Yes
lrs20000010_02	flat_Qth_R	22:39	15			LRS2	cal							Yes
lrs20000010_03	flat_Qth_R	22:41	15			LRS2	cal							Yes
lrs20000010_04	flat_Qth_R	22:42	15			LRS2	cal							Yes
lrs20000010_05	flat_Qth_R	22:43	15			LRS2	cal							Yes
lrs20000011_01	flat_ldls_long_B	22:44	20			LRS2	cal							Yes
lrs20000011_02	flat_ldls_long_B	22:46	20			LRS2	cal							Yes
lrs20000011_03	flat_ldls_long_B	22:47	20			LRS2	cal							Yes
lrs20000012_01	Cd-A_B	22:48	38			LRS2	cal							Yes
lrs20000012_02	Cd-A_B	22:50	38			LRS2	cal							Yes
lrs20000012_03	Cd-A_B	22:51	38			LRS2	cal							Yes
0107	UNe Slave Cal	22:52	852			HPF	cal							Yes
lrs20000013_01	FeAr_R	22:53	15			LRS2	cal							Yes
lrs20000013_02	FeAr_R	22:54	15			LRS2	cal							Yes
lrs20000013_03	FeAr_R	22:56	15			LRS2	cal							Yes
lrs20000014_01	Hg_R	22:57	20			LRS2	cal							Yes
lrs20000014_02	Hg_R	22:58	20			LRS2	cal							Yes
lrs20000014_03	Hg_R	22:59	20			LRS2	cal							Yes
lrs20000015_01	Hg_B	23:01	15			LRS2	cal							Yes
lrs20000015_02	Hg_B	23:02	15			LRS2	cal							Yes
lrs20000015_03	Hg_B	23:03	15			LRS2	cal							Yes
0108	UNe Slave Cal	23:07	852			HPF	cal							Yes
virus0000022_01	flat_ldls_long	23:10	15			VIRUS	cal							Yes
virus0000022_02	flat_ldls_long	23:11	15			VIRUS	cal							Yes
virus0000022_03	flat_ldls_long	23:12	15			VIRUS	cal							Yes
virus0000023_01	Cd-A	23:14	15			VIRUS	cal							Yes
virus0000023_02	Cd-A	23:15	15			VIRUS	cal							Yes
virus0000023_03	Cd-A	23:17	15			VIRUS	cal							Yes
virus0000024_01	Hg	23:18	15			VIRUS	cal							Yes
virus0000024_02	Hg	23:19	15			VIRUS	cal							Yes
virus0000024_03	Hg	23:21	15			VIRUS	cal							Yes
lrs20000016_01	bias	23:22	0			LRS2	cal							Yes
virus0000025_01	bias	23:22	0			VIRUS	cal							Yes
lrs20000016_02	bias	23:23	0			LRS2	cal							Yes
virus0000025_02	bias	23:23	0			VIRUS	cal							Yes
lrs20000016_03	bias	23:24	0			LRS2	cal							Yes
virus0000025_03	bias	23:24	0			VIRUS	cal							Yes
lrs20000016_04	bias	23:25	0			LRS2	cal							Yes
virus0000025_04	bias	23:25	0			VIRUS	cal							Yes
lrs20000016_05	bias	23:26	0			LRS2	cal							Yes
virus0000025_05	bias	23:26	0			VIRUS	cal							Yes
lrs20000016_06	bias	23:26	0			LRS2	cal							Yes
virus0000025_06	bias	23:27	0			VIRUS	cal							Yes
lrs20000016_07	bias	23:27	0			LRS2	cal							Yes
virus0000025_07	bias	23:28	0			VIRUS	cal							Yes
lrs20000016_08	bias	23:28	0			LRS2	cal							Yes
virus0000025_08	bias	23:28	0			VIRUS	cal							Yes
lrs20000016_09	bias	23:29	0			LRS2	cal							Yes
virus0000025_09	bias	23:29	0			VIRUS	cal							Yes
lrs20000016_10	bias	23:30	0			LRS2	cal							Yes
virus0000025_10	bias	23:30	0			VIRUS	cal							Yes
lrs20000016_11	bias	23:31	0			LRS2	cal							Yes
virus0000025_11	bias	23:31	0			VIRUS	cal							Yes
lrs20000017_01	dark	23:32	360			LRS2	cal							Yes
virus0000026_01	dark	23:32	360			VIRUS	cal							Yes
lrs20000017_02	dark	23:38	360			LRS2	cal							Yes
virus0000026_02	dark	23:39	360			VIRUS	cal							Yes
lrs20000017_03	dark	23:45	360			LRS2	cal							Yes
virus0000026_03	dark	23:46	360			VIRUS	cal							Yes