HET Night Report Reader

Civil Date	Ephemerides
2025-12-11	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	00:03	00:52	01:21	12:18	12:47	13:37	07:04	-
Night Length	10:57		Sunset Temperature

On-Duty Personnel
Resident Astronomer	Telescope Operator
Zach Vanderbosch	Amy Westfall

Overlaps		none

Other Personnel	Jose Fernandez

Guests	Aiden Dillard

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
00:03			12:27	engineering	12:24
Total Time Open					12:24

Program	Night Priority	Science
01:21	Science
03:55	Idle due to weather (Poor IQ)
04:19	Science
05:08	Idle due to weather (Poor IQ and Downwind)
06:02	Science
07:33	Idle due to weather (Downwind)
07:43	Science
10:52	Idle due to weather (Poor IQ)
11:16	Science

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
00:32	01:23	0.44	0.68	-10	-1453	11.2	10.8	11.0	284	18	First of Night
12:20	12:26	0.45	0.69	10	-1227	11.0	11.2	11.1	301	25	Post-Observing

Problem Reports					no PRs

TO Comments	Clear and gusty night with long periods of poor seeing.

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	00:08	7			LRS2	cal							Yes
lrs20000002_01	skyflat	00:09	10			LRS2	cal							Yes
0001	UNe Slave Cal	00:10	426			HPF	cal							Yes
lrs20000003_01	skyflat	00:10	13			LRS2	cal							Yes
lrs20000004_01	skyflat	00:11	16			LRS2	cal							Yes
lrs20000005_01	skyflat	00:13	22			LRS2	cal							Yes
lrs20000006_01	skyflat	00:14	30			LRS2	cal							Yes
virus0000001_01	skyflat	00:17	7			VIRUS	cal							Yes
0002	UNe Slave Cal	00:18	426			HPF	cal							Yes
virus0000002_01	skyflat	00:18	10			VIRUS	cal							Yes
virus0000003_01	skyflat	00:20	14			VIRUS	cal							Yes
virus0000004_01	skyflat	00:21	18			VIRUS	cal							Yes
virus0000005_01	skyflat	00:23	26			VIRUS	cal							Yes
0003	UNe Slave Cal	00:26	426			HPF	cal							Yes
lrs20000007_01	flat_Qth_R	00:27	15			LRS2	cal							Yes
lrs20000007_02	flat_Qth_R	00:28	15			LRS2	cal							Yes
lrs20000007_03	flat_Qth_R	00:30	15			LRS2	cal							Yes
lrs20000007_04	flat_Qth_R	00:31	15			LRS2	cal							Yes
lrs20000007_05	flat_Qth_R	00:32	15			LRS2	cal							Yes
0004	UNe Slave Cal	00:34	426			HPF	cal							Yes
lrs20000008_01	flat_ldls_long_B	00:34	20			LRS2	cal							Yes
lrs20000008_02	flat_ldls_long_B	00:35	20			LRS2	cal							Yes
lrs20000008_03	flat_ldls_long_B	00:36	20			LRS2	cal							Yes
lrs20000009_01	Cd-A_B	00:38	29			LRS2	cal							Yes
lrs20000009_02	Cd-A_B	00:39	29			LRS2	cal							Yes
0005	UNe Slave Cal	00:41	426			HPF	cal							Yes
lrs20000009_03	Cd-A_B	00:41	29			LRS2	cal							Yes
lrs20000010_01	FeAr_R	00:42	15			LRS2	cal							Yes
lrs20000010_02	FeAr_R	00:43	15			LRS2	cal							Yes
0006	UNe Slave Cal	00:49	426			HPF	cal							Yes
lrs20000011_01	FeAr_R	00:59	15			LRS2	cal							Yes
lrs20000011_02	FeAr_R	01:00	15			LRS2	cal							Yes
lrs20000011_03	FeAr_R	01:01	15			LRS2	cal							Yes
lrs20000012_01	Hg_R	01:02	20			LRS2	cal							Yes
lrs20000012_02	Hg_R	01:04	20			LRS2	cal							Yes
lrs20000012_03	Hg_R	01:05	20			LRS2	cal							Yes
lrs20000013_01	Hg_B	01:06	15			LRS2	cal							Yes
lrs20000013_02	Hg_B	01:08	15			LRS2	cal							Yes
lrs20000013_03	Hg_B	01:09	15			LRS2	cal							Yes
0007	LFC Cal	01:23	106.5			HPF	cal							Yes
0008	QID 428	01:28	915.9	4.7	G26-1-002	HPF	sci	2.39		20.17	0.95	94		Yes
virus0000006_01	parallel	01:28	1959			VIRUS	sci							Yes
0009	QID 428	01:44	915.9	1.7	G26-1-002	HPF	sci	2.23		20.14	0.97	88		Yes
0010	LFC Cal	02:01	106.5			HPF	cal							Yes
0011	LFC Cal	02:07	106.5			HPF	cal							Yes
virus0000007_01	parallel	02:07	360			VIRUS	sci							Yes
lrs20000014_01	QID 153	02:07	360	7.0	UT26-1-016	LRS2-R	sci	2.17		20.55	1.00			Yes
0012	LFC Cal	02:09	106.5			HPF	cal							Yes
lrs20000015_01	QID 237	02:17	180	4.0	UT26-1-016	LRS2-B	sci	2.05		21.51	0.94			Yes
0013	LFC Cal	02:18	106.5			HPF	cal							Yes
0014	HR896_tell_std	02:30	117.2	10.0		HPF	telluric	1.98		20.11	0.83			Yes
virus0000008_01	parallel	02:38	3985			VIRUS	sci							Yes
0015	QID 132	02:39	617.7	6.7	UT26-1-009	HPF	sci	2.17		20.12	0.67	39		Yes
0016	QID 132	02:50	617.7	0.7	UT26-1-009	HPF	sci	2.02		20.10	0.75	49		Yes
0017	QID 132	03:01	617.7	0.7	UT26-1-009	HPF	sci	1.99		20.09	0.78	52		Yes
0018	QID 132	03:12	617.7	0.7	UT26-1-009	HPF	sci	1.91		20.05	0.82	49		Yes
0019	QID 132	03:23	617.7	1.7	UT26-1-009	HPF	sci	1.93		19.96	0.89	43		Yes
0020	QID 132	03:34	617.7	0.7	UT26-1-009	HPF	sci	1.92		19.90	0.95	35	Reached end of track at UT 03:44:30 with about 1.5 minutes of exposure left. Deployed FCU head to block any further incoming light at that time. Please check data quality and let us know whether observations should be rejected.	Yes
0021	QID 1104	03:53	74.5	8.8	PSU26-1-011	HPF	sci	2.19		20.04	0.77	439		P4
0022	LFC Cal	03:59	106.5			HPF	cal							Yes
lrs20000016_01	parallel	03:59	360			LRS2	sci							Yes
virus0000009_01	QID 350	03:59	360	4.0	UT26-1-008	VIRUS	sci	2.81	2.21	21.63	0.89		Poor image quality.	No
0023	LFC Cal	04:01	106.5			HPF	cal							Yes
lrs20000016_02	parallel	04:06	360			LRS2	sci							Yes
virus0000009_02	QID 350	04:06	360	1.0	UT26-1-008	VIRUS	sci	2.89	2.61	21.57	0.90			No
lrs20000016_03	parallel	04:13	360			LRS2	sci							Yes
virus0000009_03	QID 350	04:13	360	1.0	UT26-1-008	VIRUS	sci	2.89	2.00	21.56	0.90			No
0024	LFC Cal	04:25	106.5			HPF	cal							Yes
lrs20000017_01	parallel	04:25	540			LRS2	sci							Yes
virus0000010_01	QID 905	04:25	540	6.0	PSU26-1-017	VIRUS	sci	2.60	1.89	21.63	0.94		Image quality slightly above 2.5". Please check data quality and let us know if observations should be rejected.	Yes
0025	LFC Cal	04:28	106.5			HPF	cal							Yes
0026	LFC Cal	04:30	106.5			HPF	cal							Yes
lrs20000017_02	parallel	04:35	540			LRS2	sci							Yes
virus0000010_02	QID 905	04:35	540	1.0	PSU26-1-017	VIRUS	sci	2.50	1.69	21.58	0.94			Yes
lrs20000017_03	parallel	04:46	540			LRS2	sci							Yes
virus0000010_03	QID 905	04:46	540	2.0	PSU26-1-017	VIRUS	sci	2.61	2.29	21.52	0.91			Yes
virus0000011_01	parallel	05:02	300			VIRUS	sci							Yes
0027	LFC Cal	05:03	106.5			HPF	cal							Yes
lrs20000018_01	QID 38	05:03	300	8.0	PSU26-1-003	LRS2-R	sci	2.78	2.96	20.49	0.86			P4
0028	LFC Cal	05:05	106.5			HPF	cal							Yes
virus0000012_01	parallel	05:14	410			VIRUS	sci							Yes
0029	LFC Cal	05:15	106.5			HPF	cal							Yes
lrs20000019_01	QID 1407	05:15	410	7.2	UT26-1-017	LRS2-B	sci	2.78	2.39	21.74	0.91		Poor image quality. High winds also requiring us to move downwind.	No
0030	LFC Cal	05:17	106.5			HPF	cal							Yes
0031	LFC Cal	05:19	106.5			HPF	cal							Yes
virus0000012_02	parallel	05:23	410			VIRUS	sci							Yes
lrs20000019_02	QID 1407	05:23	410	1.2	UT26-1-017	LRS2-B	sci	2.70	2.31	21.73	0.92			No
virus0000012_03	parallel	05:31	410			VIRUS	sci							Yes
lrs20000019_03	QID 1407	05:31	410	1.2	UT26-1-017	LRS2-B	sci	2.66	1.82	21.68	0.93			No
virus0000013_01	flat_ldls_long	05:50	15			VIRUS	cal							Yes
virus0000013_02	flat_ldls_long	05:52	15			VIRUS	cal							Yes
virus0000013_03	flat_ldls_long	05:53	15			VIRUS	cal							Yes
virus0000014_01	Cd-A	05:54	15			VIRUS	cal							Yes
virus0000014_02	Cd-A	05:56	15			VIRUS	cal							Yes
virus0000014_03	Cd-A	05:57	15			VIRUS	cal							Yes
virus0000015_01	Hg	05:59	15			VIRUS	cal							Yes
virus0000015_02	Hg	06:00	15			VIRUS	cal							Yes
virus0000015_03	Hg	06:01	15			VIRUS	cal							Yes
virus0000016_01	parallel	06:08	300			VIRUS	sci							Yes
0032	LFC Cal	06:09	106.5			HPF	cal							Yes
lrs20000020_01	QID 24	06:09	300	7.0	PSU26-1-003	LRS2-R	sci	2.93	2.51	20.51	0.75			P4
0033	LFC Cal	06:11	106.5			HPF	cal							Yes
lrs20000021_01	HD55677_056_E	06:21	30	6.5		LRS2	spec	2.82	1.92	21.41	0.95			Yes
lrs20000022_01	HD55677_066_E	06:26	30	4.5		LRS2	spec	2.49	1.98	20.45	0.95			Yes
0034	LFC Cal	06:34	106.5			HPF	cal							Yes
virus0000017_01	parallel	06:34	1500			VIRUS	sci							Yes
lrs20000023_01	QID 88	06:34	1500	8.0	PSU26-1-013	LRS2-B	sci	2.79	2.03	21.64	0.75			P4
0035	LFC Cal	06:36	106.5			HPF	cal							Yes
0036	LFC Cal	06:39	106.5			HPF	cal							Yes
virus0000018_01	parallel	07:09	300			VIRUS	sci							Yes
0037	LFC Cal	07:10	106.5			HPF	cal							Yes
lrs20000024_01	QID 43	07:10	300	11.0	PSU26-1-003	LRS2-R	sci	2.47	1.68	20.59	0.90			P4
0038	LFC Cal	07:12	106.5			HPF	cal							Yes
0039	LFC Cal	07:19	106.5			HPF	cal							Yes
virus0000019_01	parallel	07:19	300			VIRUS	sci							Yes
lrs20000025_01	QID 45	07:19	300	4.0	PSU26-1-003	LRS2-R	sci	1.97	1.42	20.55	0.79			P4
0040	LFC Cal	07:22	106.5			HPF	cal							Yes
0041	LFC Cal	07:28	106.5			HPF	cal							Yes
virus0000020_01	parallel	07:28	300			VIRUS	sci							Yes
lrs20000026_01	QID 25	07:28	300	4.0	PSU26-1-003	LRS2-R	sci	2.25	1.75	20.49	0.77			P4
0042	LFC Cal	07:30	106.5			HPF	cal							Yes
lrs20000027_01	bias	07:34	0			LRS2	cal							Yes
virus0000021_01	bias	07:34	0			VIRUS	cal							Yes
lrs20000027_02	bias	07:35	0			LRS2	cal							Yes
virus0000021_02	bias	07:35	0			VIRUS	cal							Yes
lrs20000027_03	bias	07:36	0			LRS2	cal							Yes
virus0000021_03	bias	07:36	0			VIRUS	cal							Yes
lrs20000027_04	bias	07:37	0			LRS2	cal							Yes
virus0000021_04	bias	07:37	0			VIRUS	cal							Yes
lrs20000027_05	bias	07:38	0			LRS2	cal							Yes
virus0000021_05	bias	07:38	0			VIRUS	cal							Yes
lrs20000027_06	bias	07:38	0			LRS2	cal							Yes
virus0000021_06	bias	07:39	0			VIRUS	cal							Yes
lrs20000027_07	bias	07:39	0			LRS2	cal							Yes
virus0000021_07	bias	07:40	0			VIRUS	cal							Yes
lrs20000027_08	bias	07:40	0			LRS2	cal							Yes
virus0000021_08	bias	07:40	0			VIRUS	cal							Yes
lrs20000027_09	bias	07:41	0			LRS2	cal							Yes
virus0000021_09	bias	07:41	0			VIRUS	cal							Yes
lrs20000027_10	bias	07:42	0			LRS2	cal							Yes
virus0000021_10	bias	07:42	0			VIRUS	cal							Yes
lrs20000027_11	bias	07:43	0			LRS2	cal							Yes
virus0000021_11	bias	07:43	0			VIRUS	cal							Yes
0043	LFC Cal	07:50	106.5			HPF	cal							Yes
virus0000022_01	parallel	07:50	3600			VIRUS	sci							Yes
lrs20000028_01	QID 101	07:50	3600	7.0	PSU26-1-013	LRS2-R	sci	1.93	1.48	20.35	0.79			P4
0044	LFC Cal	07:52	106.5			HPF	cal							Yes
0045	LFC Cal	07:54	106.5			HPF	cal							Yes
0046	QID 1076	08:56	74.5	5.8	PSU26-1-011	HPF	sci	1.88	1.62	19.81	0.77	448		Yes
0047	LFC Cal	09:03	106.5			HPF	cal							Yes
virus0000023_01	parallel	09:03	360			VIRUS	sci							Yes
lrs20000029_01	QID 148	09:03	360	6.0	UT26-1-016	LRS2-R	sci	2.17	1.45	20.01	0.95			Yes
0048	LFC Cal	09:05	106.5			HPF	cal							Yes
0049	LFC Cal	09:13	106.5			HPF	cal							Yes
lrs20000030_01	QID 232	09:13	180	4.0	UT26-1-016	LRS2-B	sci	2.03	1.31	20.47	0.92			Yes
0050	LFC Cal	09:22	106.5			HPF	cal							Yes
virus0000024_01	parallel	09:22	300			VIRUS	sci							Yes
lrs20000031_01	QID 47	09:22	300	6.0	PSU26-1-003	LRS2-R	sci	2.12	1.41	20.06	1.06			P4
0051	LFC Cal	09:25	106.5			HPF	cal							Yes
0052	QID 1517	09:35	330.2	8.5	UT26-1-010	HPF	sci	1.63	1.17	19.41	0.68	356		Yes
virus0000025_01	parallel	09:35	2203			VIRUS	sci							Yes
0053	QID 1517	09:41	330.2	0.5	UT26-1-010	HPF	sci	1.72	1.35	19.46	0.72	352		Yes
0054	QID 1517	09:48	330.2	0.5	UT26-1-010	HPF	sci	1.87	1.38	19.49	0.75	359		Yes
0055	QID 1517	09:54	330.2	0.5	UT26-1-010	HPF	sci	1.93	1.37	19.53	0.77	365		Yes
0056	QID 1517	10:00	330.2	0.5	UT26-1-010	HPF	sci	1.88	1.47	19.55	0.77	367		Yes
0057	QID 1517	10:06	330.2	0.5	UT26-1-010	HPF	sci	2.05	1.85	19.53	0.76	329		Yes
0058	LFC Cal	10:13	106.5			HPF	cal							Yes
virus0000026_01	parallel	10:17	2083			VIRUS	sci							Yes
0059	QID 1310	10:18	649.6	7.2	PSU26-1-023	HPF	sci	2.13	1.28	19.18	0.90	285		Yes
0060	QID 1310	10:29	649.6	0.2	PSU26-1-023	HPF	sci	2.19	1.73	19.21	0.90	305		Yes
0061	QID 1310	10:41	649.6	1.2	PSU26-1-023	HPF	sci	2.30	1.83	19.13	0.89	253		Yes
0062	LFC Cal	10:53	106.5			HPF	cal							Yes
lrs20000032_01	dark	10:57	360			LRS2	cal							Yes
virus0000027_01	dark	10:57	360			VIRUS	cal							Yes
lrs20000032_02	dark	11:03	360			LRS2	cal							Yes
virus0000027_02	dark	11:04	360			VIRUS	cal							Yes
lrs20000032_03	dark	11:10	360			LRS2	cal							Yes
virus0000027_03	dark	11:10	360			VIRUS	cal							Yes
virus0000028_01	parallel	11:23	1200			VIRUS	sci							Yes
0063	LFC Cal	11:24	106.5			HPF	cal							Yes
lrs20000033_01	QID 218	11:24	1200	8.0	UT26-1-016	LRS2-R	sci	2.04	1.53	20.19	0.94			Yes
0064	LFC Cal	11:26	106.5			HPF	cal							Yes
0065	LFC Cal	11:28	106.5			HPF	cal							Yes
0066	LFC Cal	11:47	106.5			HPF	cal							Yes
virus0000029_01	parallel	11:47	600			VIRUS	sci							Yes
lrs20000034_01	QID 302	11:47	600	3.0	UT26-1-016	LRS2-B	sci	1.87	1.80	20.55	0.90			Yes
0067	LFC Cal	11:49	106.5			HPF	cal							Yes
0068	LFC Cal	11:52	106.5			HPF	cal							Yes
0069	QID 1073	12:07	32	9.5	PSU26-1-011	HPF	sci	2.01	2.03	19.71	0.81	383		Yes
0070	LFC Cal	12:14	106.5			HPF	cal							Yes
virus0000030_01	parallel	12:14	300			VIRUS	sci							Yes
lrs20000035_01	QID 42	12:14	300	7.0	PSU26-1-003	LRS2-R	sci	2.18	1.90	20.19	1.02			P4
0071	LFC Cal	12:16	106.5			HPF	cal							Yes
lrs20000036_01	bias	12:21	0			LRS2	cal							Yes
virus0000031_01	bias	12:21	0			VIRUS	cal							Yes
virus0000033_01	Hg	12:26	15		ENG26-1-002	VIRUS	cal							Yes
0072	Dark	12:35	319.5			HPF	cal							Yes
0073	Quartz FCU	12:46	74.5			HPF	cal							Yes
0074	Quartz FCU	12:48	74.5			HPF	cal							Yes
0075	Quartz FCU	12:50	74.5			HPF	cal							Yes
0076	Quartz FCU	12:52	74.5			HPF	cal							Yes
0077	Quartz FCU	12:54	74.5			HPF	cal							Yes
0078	Quartz FCU	12:55	74.5			HPF	cal							Yes
0079	Quartz FCU	12:57	74.5			HPF	cal							Yes
0080	Alpha Bright Cal	12:59	85.2			HPF	cal							Yes
0081	Alpha Bright Cal	13:01	85.2			HPF	cal							Yes
0082	Alpha Bright Cal	13:03	85.2			HPF	cal							Yes
0083	Alpha Bright Cal	13:05	85.2			HPF	cal							Yes
0084	LFC FCU	13:08	106.5			HPF	cal							Yes
0085	LFC FCU	13:10	106.5			HPF	cal							Yes
0086	LFC FCU	13:13	106.5			HPF	cal							Yes
0087	LFC FCU	13:15	106.5			HPF	cal							Yes
0088	LFC FCU	13:17	106.5			HPF	cal							Yes
0089	LFC FCU	13:20	106.5			HPF	cal							Yes
0090	LFC Cal	13:23	106.5			HPF	cal							Yes
0091	LFC Cal	13:25	106.5			HPF	cal							Yes
0092	Etalon Cal	13:32	159.8			HPF	cal							Yes
0093	Etalon Cal	13:36	159.8			HPF	cal							Yes
0094	Etalon Cal	13:39	159.8			HPF	cal							Yes
0095	Etalon Cal	13:42	159.8			HPF	cal							Yes
0096	UNe Slave Cal	13:46	426			HPF	cal							Yes
0097	UNe Slave Cal	13:53	426			HPF	cal							Yes
0098	UNe Slave Cal	14:01	426			HPF	cal							Yes
0099	UNe Slave Cal	14:09	426			HPF	cal							Yes
0100	UNe Slave Cal	14:17	426			HPF	cal							Yes
0101	UNe Slave Cal	14:25	426			HPF	cal							Yes
0078	LFC Cal	22:06	106.5			HPF	cal							Yes
lrs20009900_01	bias	23:29	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	23:29	20			VIRUS	cal							Yes
virus0009901_01	bias	23:31	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	23:31	20			LRS2	cal							Yes
virus0009902_01	dark	23:33	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	23:34	29			LRS2	cal							Yes
lrs20009903_01	FeAr_R	23:35	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	23:37	15			LRS2	cal							Yes
0079	LFC FCU	23:42	106.5			HPF	cal							Yes
0080	LFC FCU	23:44	106.5			HPF	cal							Yes
0081	LFC Cal	23:46	106.5			HPF	cal							Yes
0082	LFC Cal	23:49	106.5			HPF	cal							Yes
0083	Etalon Cal	23:51	159.8			HPF	cal							Yes