HET Night Report Reader

Civil Date	Ephemerides
2025-04-24	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	01:37	02:25	02:56	10:51	11:22	12:11	10:39	-
Night Length	7:55		Sunset Temperature

On-Duty Personnel
Resident Astronomer	Telescope Operator
Amy Ray	Cassie Crowe

Overlaps
TO Overlap	RA Overlap
Nathan McReynolds	-

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
01:32	21.3	18.8	04:42	dew point	03:10
07:07	17.3	15.2	11:38	--	04:31
Total Time Open					7:41

Program	Night Priority	Science
02:56	Science
04:40	Idle due to weather (Dew Point)
07:07	Science
08:19	Idle due to weather (Poor IQ)
08:27	Science

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
02:03	03:30	0.43	0.65	212	+2450	16.3	17.6	17.9	123	12	First of Night
↪ Comments			PR #4283
08:39	08:55				+4588	15.8		15.7	186	10	Stack/Re-stack
11:29	11:35	0.51	0.75	142	+4588	16.2		15.7	212	9	Post-Observing

Problem Reports
PR Number	Times	Time Lost	Description	Response
4283	02:10-03:19	01:09	MARS Y stage upper limit reached. at +6646 going to +6833
5641	04:00-04:00, 04:19-04:19, 04:22-04:22, 06:16-06:16, 07:30-07:30, 09:55-09:55	00:00	SCS server comm error
5755	10:17-10:17	00:00	TT
6476	04:30-11:39	07:09	Internal, truss, tracker and seg 89 temp sensors all went down.

TO Comments	Clear with points of high humidity and dew point.

RA Comments	none

Observations
File	Target/QID	Exp Start	Exposure	Overhead	Program	Instrument Configuration	Data Type	IQ	Dimm	SkySBrt	Skytrans	SNR	Comments	Charge
0001	twilight	01:35	298.2			HPF	cal							Yes
lrs20000001_01	skyflat	01:42	7			LRS2	cal							Yes
lrs20000002_01	skyflat	01:43	10			LRS2	cal							Yes
lrs20000003_01	skyflat	01:45	13			LRS2	cal							Yes
lrs20000004_01	skyflat	01:46	16			LRS2	cal							Yes
lrs20000005_01	skyflat	01:47	22			LRS2	cal							Yes
lrs20000006_01	skyflat	01:48	30			LRS2	cal							Yes
virus0000001_01	skyflat	01:51	7			VIRUS	cal							Yes
virus0000002_01	skyflat	01:53	10			VIRUS	cal							Yes
virus0000003_01	skyflat	01:54	14			VIRUS	cal							Yes
virus0000004_01	skyflat	01:55	18			VIRUS	cal							Yes
virus0000005_01	skyflat	01:57	26			VIRUS	cal							Yes
0002	test_drk_donotuse	03:32	10.7			HPF	cal							Yes
0003	HR4215_tell_std	03:35	330.2	4.5		HPF	telluric	2.12	2.00	20.06	0.88			Yes
lrs20000007_01	BD+541216_056_W	03:45	60	5.0		LRS2	spec	2.21	1.47	21.63	0.73			Yes
0004	LFC Cal	03:47	106.5			HPF	cal							Yes
lrs20000008_01	parallel	03:51	600			LRS2	sci							Yes
virus0000006_01	QID 287	03:51	600	5.0	UT25-2-014	VIRUS	sci	1.53	1.08	21.85	0.72			Yes
0005	LFC Cal	03:52	106.5			HPF	cal							Yes
0006	LFC Cal	03:54	106.5			HPF	cal							Yes
0007	LFC Cal	03:56	106.5			HPF	cal							Yes
lrs20000008_02	parallel	04:03	600			LRS2	sci							Yes
virus0000006_02	QID 287	04:03	600	2.0	UT25-2-014	VIRUS	sci	1.53	1.02	21.83	0.73			Yes
lrs20000008_03	parallel	04:14	600			LRS2	sci							Yes
virus0000006_03	QID 287	04:14	600	1.0	UT25-2-014	VIRUS	sci	1.47	0.99	21.80	0.74			Yes
0008	LFC Cal	04:25	106.5			HPF	cal							Yes
0009	LFC Cal	04:29	106.5			HPF	cal							Yes
virus0000007_01	parallel	04:29	300			VIRUS	sci							Yes
lrs20000009_01	QID 43	04:29	300	5.0	PSU25-2-007	LRS2-R	sci	1.76		20.58	0.90			P4
0010	LFC Cal	04:31	106.5			HPF	cal							Yes
lrs20000010_01	BD+262606_066_E	04:39	30	5.5		LRS2	spec	2.09		20.67	0.69			Yes
0011	LFC Cal	05:23	106.5			HPF	cal							Yes
0012	LFC Cal	05:25	106.5			HPF	cal							Yes
0013	LFC Cal	05:28	106.5			HPF	cal							Yes
virus0000008_01	dark	05:30	360		ENG25-2-004	VIRUS	cal							Yes
virus0000008_02	dark	05:37	360		ENG25-2-004	VIRUS	cal							Yes
virus0000008_03	dark	05:44	360		ENG25-2-004	VIRUS	cal							Yes
virus0000008_04	dark	05:51	360		ENG25-2-004	VIRUS	cal							Yes
virus0000008_05	dark	05:58	360		ENG25-2-004	VIRUS	cal							Yes
virus0000008_06	dark	06:04	360		ENG25-2-004	VIRUS	cal							Yes
virus0000008_07	dark	06:11	360		ENG25-2-004	VIRUS	cal							Yes
virus0000008_08	dark	06:18	360		ENG25-2-004	VIRUS	cal							Yes
virus0000008_09	dark	06:25	360		ENG25-2-004	VIRUS	cal							Yes
virus0000008_10	dark	06:32	360		ENG25-2-004	VIRUS	cal							Yes
0014	LFC Cal	06:40	106.5			HPF	cal							Yes
0015	LFC Cal	06:42	106.5			HPF	cal							Yes
0016	LFC Cal	06:45	106.5			HPF	cal							Yes
0017	LFC Cal	07:08	106.5			HPF	cal							Yes
virus0000009_01	parallel	07:13	1800			VIRUS	sci							Yes
0018	LFC Cal	07:14	106.5			HPF	cal							Yes
lrs20000011_01	QID 2536	07:14	1800	7.0	UT25-2-003	LRS2-B	sci	1.66		21.96	0.90			Yes
0019	LFC Cal	07:16	106.5			HPF	cal							Yes
0020	LFC Cal	07:18	106.5			HPF	cal							Yes
0021	LFC Cal	07:45	106.5			HPF	cal							Yes
0022	LFC Cal	07:49	106.5			HPF	cal							Yes
virus0000010_01	parallel	07:49	1800			VIRUS	sci							Yes
lrs20000012_01	QID 1439	07:49	1800	5.0	UT25-2-010	LRS2-B	sci	1.69		22.21	0.88			Yes
0023	LFC Cal	07:51	106.5			HPF	cal							Yes
0024	LFC Cal	07:54	106.5			HPF	cal							Yes
0025	LFC Cal	08:20	106.5			HPF	cal							Yes
0026	LFC Cal	08:24	106.5			HPF	cal							Yes
lrs20000013_01	QID 2363	08:24	180	5.0	UT25-2-018	LRS2-B	sci	1.96		21.87	0.73		Seeing degraded so did not observe second SEQ target.	No
virus0000011_01	HZ44_034_W	08:32	60	5.0		VIRUS	spec	1.76		21.99	0.75			Yes
virus0000011_02	HZ44_034_W	08:35	60	2.0		VIRUS	spec	1.73		21.97	0.77			Yes
virus0000011_03	HZ44_034_W	08:37	60	1.0		VIRUS	spec	1.75		21.96	0.79			Yes
0027	LFC Cal	08:56	106.5			HPF	cal							Yes
0028	LFC Cal	09:00	106.5			HPF	cal							Yes
lrs20000014_01	parallel	09:00	1000			LRS2	sci							Yes
virus0000012_01	QID 164	09:00	1000	5.3	UT25-2-014	VIRUS	sci	1.44		22.31	0.89			Yes
0029	LFC Cal	09:03	106.5			HPF	cal							Yes
0030	LFC Cal	09:05	106.5			HPF	cal							Yes
lrs20000014_02	parallel	09:18	1000			LRS2	sci							Yes
virus0000012_02	QID 164	09:18	1000	0.3	UT25-2-014	VIRUS	sci	1.60		22.20	0.90			Yes
lrs20000014_03	parallel	09:36	1000			LRS2	sci							Yes
virus0000012_03	QID 164	09:36	1000	1.3	UT25-2-014	VIRUS	sci	1.65		22.22	0.87			Yes
virus0000013_01	QID 1404	09:56	360	4.0	UT25-2-017	VIRUS	sci	1.55		22.21	0.96			Yes
virus0000013_02	QID 1404	10:03	360	1.0	UT25-2-017	VIRUS	sci	1.59		22.21	0.94			Yes
virus0000013_03	QID 1404	10:10	360	1.0	UT25-2-017	VIRUS	sci	1.71		22.19	0.94			Yes
0031	LFC Cal	10:18	106.5			HPF	cal							Yes
0032	LFC Cal	10:20	106.5			HPF	cal							Yes
lrs20000015_01	parallel	10:20	360			LRS2	sci							Yes
virus0000014_01	QID 1405	10:20	360	4.0	UT25-2-017	VIRUS	sci	1.77		22.28	0.87			Yes
0033	LFC Cal	10:23	106.5			HPF	cal							Yes
lrs20000015_02	parallel	10:27	360			LRS2	sci							Yes
virus0000014_02	QID 1405	10:27	360	1.0	UT25-2-017	VIRUS	sci	1.80		22.25	0.88			Yes
lrs20000015_03	parallel	10:34	360			LRS2	sci							Yes
virus0000014_03	QID 1405	10:34	360	1.0	UT25-2-017	VIRUS	sci	1.81		22.19	0.86			Yes
0034	LFC Cal	10:41	106.5			HPF	cal							Yes
0035	test_drk_donotuse	10:47	10.7			HPF	cal							Yes
virus0000015_01	parallel	10:47	2083			VIRUS	sci							Yes
0036	QID 2484	10:48	649.6	7.2	UT25-2-023	HPF	sci	1.41		20.28	0.94	70		P4
0037	QID 2484	10:59	649.6	1.2	UT25-2-023	HPF	sci	1.38		20.20	0.95	76		P4
0038	QID 2484	11:11	649.6	1.2	UT25-2-023	HPF	sci	1.33		19.70	0.95	69		P4
0039	test_drk_donotuse	11:25	10.7			HPF	cal							Yes
0040	QID 251	11:27	74.5	4.8	PSU25-2-005	HPF	sci	1.20		18.42	0.91	657		P4
lrs20000016_01	bias	11:30	0			LRS2	cal							Yes
virus0000016_01	bias	11:31	0			VIRUS	cal							Yes
virus0000017_01	Cd-A	11:35	15		ENG25-2-002	VIRUS	cal							Yes
virus0000018_01	Hg	11:36	15		ENG25-2-002	VIRUS	cal							Yes
0041	Dark	11:39	319.5			HPF	cal							Yes
0042	Quartz FCU	11:50	74.5			HPF	cal							Yes
0043	Quartz FCU	11:52	74.5			HPF	cal							Yes
0044	Quartz FCU	11:54	74.5			HPF	cal							Yes
0045	Quartz FCU	11:55	74.5			HPF	cal							Yes
0046	Quartz FCU	11:57	74.5			HPF	cal							Yes
0047	Quartz FCU	11:59	74.5			HPF	cal							Yes
0048	Quartz FCU	12:01	74.5			HPF	cal							Yes
0049	Alpha Bright Cal	12:03	85.2			HPF	cal							Yes
0050	Alpha Bright Cal	12:05	85.2			HPF	cal							Yes
0051	Alpha Bright Cal	12:07	85.2			HPF	cal							Yes
0052	Alpha Bright Cal	12:09	85.2			HPF	cal							Yes
0053	LFC FCU	12:12	106.5			HPF	cal							Yes
0054	LFC FCU	12:14	106.5			HPF	cal							Yes
0055	LFC FCU	12:16	106.5			HPF	cal							Yes
0056	LFC FCU	12:18	106.5			HPF	cal							Yes
0057	LFC FCU	12:21	106.5			HPF	cal							Yes
0058	LFC FCU	12:23	106.5			HPF	cal							Yes
0059	LFC Cal	12:26	106.5			HPF	cal							Yes
0060	LFC Cal	12:28	106.5			HPF	cal							Yes
0061	Etalon Cal	12:36	159.8			HPF	cal							Yes
0062	Etalon Cal	12:39	159.8			HPF	cal							Yes
0063	Etalon Cal	12:42	159.8			HPF	cal							Yes
0064	Etalon Cal	12:46	159.8			HPF	cal							Yes
0065	UNe Slave Cal	12:49	426			HPF	cal							Yes
0066	UNe Slave Cal	12:57	426			HPF	cal							Yes
0067	UNe Slave Cal	13:05	426			HPF	cal							Yes
0068	UNe Slave Cal	13:13	426			HPF	cal							Yes
0069	UNe Slave Cal	13:20	426			HPF	cal							Yes
0070	UNe Slave Cal	13:28	426			HPF	cal							Yes
lrs20009900_01	bias	21:51	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	21:52	20			VIRUS	cal							Yes
virus0009901_01	bias	21:53	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	21:54	20			LRS2	cal							Yes
virus0009902_01	dark	21:55	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	21:56	38			LRS2	cal							Yes
lrs20009903_01	FeAr_R	21:58	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	21:59	15			LRS2	cal							Yes
0086	Dark	22:04	319.5			HPF	cal							Yes
0087	Quartz FCU	22:10	74.5			HPF	cal							Yes
0088	Quartz FCU	22:12	74.5			HPF	cal							Yes
0089	Quartz FCU	22:14	74.5			HPF	cal							Yes
0090	Quartz FCU	22:15	74.5			HPF	cal							Yes
0091	Quartz FCU	22:17	74.5			HPF	cal							Yes
0092	Quartz FCU	22:19	74.5			HPF	cal							Yes
0093	Quartz FCU	22:21	74.5			HPF	cal							Yes
0094	Alpha Bright Cal	22:23	85.2			HPF	cal							Yes
0095	Alpha Bright Cal	22:25	85.2			HPF	cal							Yes
0096	Alpha Bright Cal	22:27	85.2			HPF	cal							Yes
0097	Alpha Bright Cal	22:29	85.2			HPF	cal							Yes
0098	LFC FCU	22:32	106.5			HPF	cal							Yes
0099	LFC FCU	22:34	106.5			HPF	cal							Yes
0100	LFC Cal	22:37	106.5			HPF	cal							Yes
0101	LFC Cal	22:39	106.5			HPF	cal							Yes
0102	Etalon Cal	22:42	159.8			HPF	cal							Yes
0103	UNe Slave Cal	22:45	426			HPF	cal							Yes
lrs20000023_01	flat_Qth_R	22:46	15			LRS2	cal							Yes
lrs20000023_02	flat_Qth_R	22:47	15			LRS2	cal							Yes
lrs20000023_03	flat_Qth_R	22:49	15			LRS2	cal							Yes
lrs20000023_04	flat_Qth_R	22:50	15			LRS2	cal							Yes
lrs20000023_05	flat_Qth_R	22:51	15			LRS2	cal							Yes
lrs20000024_01	flat_ldls_long_B	22:52	20			LRS2	cal							Yes
0104	UNe Slave Cal	22:53	426			HPF	cal							Yes
lrs20000024_02	flat_ldls_long_B	22:54	20			LRS2	cal							Yes
lrs20000024_03	flat_ldls_long_B	22:55	20			LRS2	cal							Yes
lrs20000025_01	Cd-A_B	22:56	38			LRS2	cal							Yes
lrs20000025_02	Cd-A_B	22:58	38			LRS2	cal							Yes
lrs20000025_03	Cd-A_B	23:00	38			LRS2	cal							Yes
0105	UNe Slave Cal	23:01	426			HPF	cal							Yes
lrs20000026_01	FeAr_R	23:01	15			LRS2	cal							Yes
lrs20000026_02	FeAr_R	23:03	15			LRS2	cal							Yes
lrs20000026_03	FeAr_R	23:04	15			LRS2	cal							Yes
lrs20000027_01	Hg_R	23:05	20			LRS2	cal							Yes
lrs20000027_02	Hg_R	23:06	20			LRS2	cal							Yes
lrs20000027_03	Hg_R	23:08	20			LRS2	cal							Yes
0106	UNe Slave Cal	23:08	426			HPF	cal							Yes
lrs20000028_01	Hg_B	23:09	15			LRS2	cal							Yes
lrs20000028_02	Hg_B	23:10	15			LRS2	cal							Yes
lrs20000028_03	Hg_B	23:12	15			LRS2	cal							Yes
0107	UNe Slave Cal	23:16	426			HPF	cal							Yes
virus0000022_01	flat_ldls_long	23:18	15			VIRUS	cal							Yes
virus0000022_02	flat_ldls_long	23:20	15			VIRUS	cal							Yes
virus0000022_03	flat_ldls_long	23:21	15			VIRUS	cal							Yes
virus0000023_01	Cd-A	23:22	15			VIRUS	cal							Yes
0108	UNe Slave Cal	23:24	426			HPF	cal							Yes
virus0000023_02	Cd-A	23:24	15			VIRUS	cal							Yes
virus0000023_03	Cd-A	23:25	15			VIRUS	cal							Yes
virus0000024_01	Hg	23:27	15			VIRUS	cal							Yes
virus0000024_02	Hg	23:28	15			VIRUS	cal							Yes
virus0000024_03	Hg	23:30	15			VIRUS	cal							Yes
lrs20000029_01	bias	23:31	0			LRS2	cal							Yes
virus0000025_01	bias	23:31	0			VIRUS	cal							Yes
lrs20000029_02	bias	23:32	0			LRS2	cal							Yes
lrs20000029_03	bias	23:32	0			LRS2	cal							Yes
virus0000025_02	bias	23:32	0			VIRUS	cal							Yes
virus0000025_03	bias	23:33	0			VIRUS	cal							Yes
lrs20000029_04	bias	23:33	0			LRS2	cal							Yes
virus0000025_04	bias	23:34	0			VIRUS	cal							Yes
lrs20000029_05	bias	23:34	0			LRS2	cal							Yes
virus0000025_05	bias	23:34	0			VIRUS	cal							Yes
lrs20000029_06	bias	23:35	0			LRS2	cal							Yes
virus0000025_06	bias	23:35	0			VIRUS	cal							Yes
lrs20000029_07	bias	23:36	0			LRS2	cal							Yes
virus0000025_07	bias	23:36	0			VIRUS	cal							Yes
lrs20000029_08	bias	23:37	0			LRS2	cal							Yes
virus0000025_08	bias	23:37	0			VIRUS	cal							Yes
lrs20000029_09	bias	23:38	0			LRS2	cal							Yes
virus0000025_09	bias	23:38	0			VIRUS	cal							Yes
lrs20000029_10	bias	23:39	0			LRS2	cal							Yes
virus0000025_10	bias	23:39	0			VIRUS	cal							Yes
lrs20000029_11	bias	23:39	0			LRS2	cal							Yes
virus0000025_11	bias	23:40	0			VIRUS	cal							Yes
lrs20000030_01	dark	23:40	360			LRS2	cal							Yes
virus0000026_01	dark	23:41	360			VIRUS	cal							Yes
lrs20000030_02	dark	23:47	360			LRS2	cal							Yes
virus0000026_02	dark	23:47	360			VIRUS	cal							Yes
lrs20000030_03	dark	23:54	360			LRS2	cal							Yes
virus0000026_03	dark	23:54	360			VIRUS	cal							Yes