HET Night Report Reader

Civil Date	Ephemerides
2025-11-27	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	00:02	00:50	01:19	12:09	12:38	13:26	-	06:42
Night Length	10:50		Sunset Temperature

On-Duty Personnel
Resident Astronomer	Telescope Operator
Zach Vanderbosch	Cassie Crowe

Overlaps		none

Other Personnel	Jose Fernandez

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
00:01	9.0	11.3	12:44	twilight	12:43
Total Time Open					12:43

Program	Night Priority	Science
01:19	Science
01:26	Idle due to weather (Clouds)
01:45	Science
02:36	Idle due to weather (Clouds)
03:19	Science
05:48	Idle due to weather (Clouds)
08:29	Science

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
00:34	01:14	0.42	0.67	-22	-822	8.3	9.4	9.8	117	11	First of Night
12:34	12:41	0.81	1.18	-142	-596	8.5	8.9	9.0	199	18	Post-Observing

Problem Reports
PR Number	Times	Time Lost	Description	Response
6602	10:21-10:32	00:11	Human error. Attempted to fit HPF telluric standard in before a P0 target but did not have enough time to do so before P0 target needed to be started.	Aborted setup before exposure began and moved on to P0 target.

TO Comments	Fighting clouds and changing temps all night.

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	00:07	7			LRS2	cal							Yes
lrs20000002_01	skyflat	00:08	10			LRS2	cal							Yes
lrs20000003_01	skyflat	00:09	13			LRS2	cal							Yes
lrs20000004_01	skyflat	00:10	16			LRS2	cal							Yes
lrs20000005_01	skyflat	00:12	22			LRS2	cal							Yes
lrs20000006_01	skyflat	00:13	30			LRS2	cal							Yes
virus0000001_01	skyflat	00:15	7			VIRUS	cal							Yes
virus0000002_01	skyflat	00:17	10			VIRUS	cal							Yes
virus0000003_01	skyflat	00:18	14			VIRUS	cal							Yes
virus0000004_01	skyflat	00:19	18			VIRUS	cal							Yes
virus0000005_01	skyflat	00:21	26			VIRUS	cal							Yes
lrs20000007_01	flat_Qth_R	00:25	15			LRS2	cal							Yes
lrs20000007_02	flat_Qth_R	00:26	15			LRS2	cal							Yes
lrs20000007_03	flat_Qth_R	00:28	15			LRS2	cal							Yes
lrs20000007_04	flat_Qth_R	00:29	15			LRS2	cal							Yes
lrs20000007_05	flat_Qth_R	00:30	15			LRS2	cal							Yes
lrs20000008_01	flat_ldls_long_B	00:31	20			LRS2	cal							Yes
lrs20000008_02	flat_ldls_long_B	00:33	20			LRS2	cal							Yes
lrs20000008_03	flat_ldls_long_B	00:34	20			LRS2	cal							Yes
lrs20000009_01	Cd-A_B	00:35	29			LRS2	cal							Yes
lrs20000009_02	Cd-A_B	00:37	29			LRS2	cal							Yes
lrs20000009_03	Cd-A_B	00:38	29			LRS2	cal							Yes
lrs20000010_01	FeAr_R	00:40	15			LRS2	cal							Yes
lrs20000010_02	FeAr_R	00:41	15			LRS2	cal							Yes
lrs20000010_03	FeAr_R	00:42	15			LRS2	cal							Yes
lrs20000011_01	Hg_R	00:43	20			LRS2	cal							Yes
lrs20000011_02	Hg_R	00:45	20			LRS2	cal							Yes
lrs20000011_03	Hg_R	00:46	20			LRS2	cal							Yes
lrs20000012_01	Hg_B	00:47	15			LRS2	cal							Yes
lrs20000012_02	Hg_B	00:48	15			LRS2	cal							Yes
lrs20000012_03	Hg_B	00:50	15			LRS2	cal							Yes
0001	LFC Cal	00:52	106.5			HPF	cal							Yes
0002	LFC Cal	01:20	106.5			HPF	cal							Yes
virus0000006_01	parallel	01:20	360			VIRUS	sci							Yes
lrs20000013_01	parallel	01:20	360	4.0	UT25-3-015	LRS2-R	sci	2.06	1.48	19.71	0.83			P4
0003	LFC Cal	01:22	106.5			HPF	cal							Yes
lrs20000014_01	parallel	01:31	180	5.0	UT25-3-015	LRS2-B	sci	2.08		19.51	0.25		Clouds, low transparency.	No
0004	LFC Cal	01:32	106.5			HPF	cal							Yes
0005	LFC Cal	01:39	106.5			HPF	cal							Yes
virus0000007_01	parallel	01:39	360			VIRUS	sci							Yes
lrs20000015_01	parallel	01:39	360	5.0	UT25-3-015	LRS2-R	sci	2.14		19.82	0.85		Low transparency during first exposure of the group.	No
0006	LFC Cal	01:41	106.5			HPF	cal							Yes
lrs20000016_01	FEIGE110_056_E	01:50	60	5.0		LRS2	spec	1.77		19.38	0.82			Yes
lrs20000017_01	FEIGE110_066_E	01:56	120	5.0		LRS2	spec	1.51		18.82	0.93			Yes
0007	parallel	02:03	969.1	4.8	UT25-3-009	HPF	sci	1.68	1.29	18.62	0.58	33		P4
virus0000008_01	parallel	02:03	2047			VIRUS	sci							Yes
0008	parallel	02:20	969.1	0.8	UT25-3-009	HPF	sci	1.64	1.50	18.51	0.59	35		P4
0009	parallel	02:46	969.1	9.8	UT25-3-013	HPF	sci	1.66	1.10	18.90	0.44	114	patchy clouds, low transparency	No
virus0000009_01	parallel	02:46	2047			VIRUS	sci							Yes
0010	parallel	03:03	969.1	0.8	UT25-3-013	HPF	sci	1.67	1.09	19.14	0.64	197	low transparency during first exposure of the sequence	No
0011	LFC Cal	03:21	106.5			HPF	cal							Yes
lrs20000018_01	parallel	03:27	3000	8.0	UT25-3-001	LRS2-B	sci	1.87	1.14	20.00	0.61			Yes
virus0000010_01	parallel	03:27	3000			VIRUS	sci							Yes
0012	LFC Cal	03:28	106.5			HPF	cal							Yes
0013	LFC Cal	03:30	106.5			HPF	cal							Yes
0014	LFC Cal	03:32	106.5			HPF	cal							Yes
virus0000011_01	parallel	04:22	2047			VIRUS	sci							Yes
0015	parallel	04:23	969.1	5.8	UT25-3-013	HPF	sci	1.98	1.45	19.91	0.93	109		P4
0016	parallel	04:40	969.1	0.8	UT25-3-013	HPF	sci	2.33	1.18	19.93	0.90	98		P4
0017	LFC Cal	04:58	106.5			HPF	cal							Yes
virus0000012_01	parallel	05:01	360			VIRUS	sci							Yes
0018	LFC Cal	05:02	106.5			HPF	cal							Yes
lrs20000019_01	parallel	05:02	360	6.0	UT25-3-015	LRS2-R	sci	2.60	2.87	19.96	1.07		Image quality slightly above 2.5". Please check data quality.	Yes
0019	LFC Cal	05:04	106.5			HPF	cal							Yes
0020	parallel	05:14	969.1	6.8	UT25-3-009	HPF	sci	1.98	1.94	19.78	0.79	13		P4
virus0000013_01	parallel	05:14	2047			VIRUS	sci							Yes
0021	parallel	05:31	969.1	0.8	UT25-3-009	HPF	sci	1.86	1.97	19.95	0.80	13		P4
virus0000014_01	parallel	05:56	3985			VIRUS	sci							Yes
0022	parallel	05:57	617.7	8.7	UT25-3-006	HPF	sci	1.84	1.55	20.09	0.84	62		No
0023	parallel	06:08	617.7	0.7	UT25-3-006	HPF	sci	1.91	1.81	20.04	0.68	59		No
0024	parallel	06:19	617.7	0.7	UT25-3-006	HPF	sci	2.03	1.96	20.08	0.32	30	Clouds, low transparency.	No
0025	parallel	06:30	617.7	0.7	UT25-3-006	HPF	sci	2.03	2.13	20.08	0.17	3	Clouds, low transparency.	No
0026	parallel	06:41	617.7	0.7	UT25-3-006	HPF	sci	1.97		20.10	0.14	8	Clouds, low transparency.	No
0027	LFC Cal	07:11	106.5			HPF	cal							Yes
0028	LFC Cal	07:13	106.5			HPF	cal							Yes
0029	LFC Cal	07:16	106.5			HPF	cal							Yes
0030	LFC Cal	07:49	106.5			HPF	cal							Yes
0031	LFC Cal	07:52	106.5			HPF	cal							Yes
0032	LFC Cal	07:54	106.5			HPF	cal							Yes
0033	LFC Cal	08:12	106.5			HPF	cal							Yes
virus0000015_01	parallel	08:34	1060			VIRUS	sci							Yes
0034	parallel	08:35	308.9	5.9	UT25-3-019	HPF	sci	1.98		20.06	0.83	76		P4
0035	parallel	08:41	308.9	0.9	UT25-3-019	HPF	sci	1.83		20.04	0.74	74		P4
0036	parallel	08:46	308.9	-0.1	UT25-3-019	HPF	sci	1.76		20.02	0.51	53		P4
virus0000016_01	parallel	08:58	1321			VIRUS	sci							Yes
0037	parallel	08:59	617.7	7.7	UT25-3-006	HPF	sci	1.64		20.20	0.77	51		P4
0038	parallel	09:10	617.7	0.7	UT25-3-006	HPF	sci	1.80		20.12	0.77	50		P4
0039	parallel	09:28	756.1	8.4	UT25-3-008	HPF	sci	1.89		20.16	0.63	52		Yes
virus0000017_01	parallel	09:28	3265			VIRUS	sci							Yes
0040	parallel	09:42	756.1	0.4	UT25-3-008	HPF	sci	1.86		20.06	0.85	67		Yes
0041	parallel	09:55	756.1	1.4	UT25-3-008	HPF	sci	1.79		20.07	0.86	76		Yes
0042	parallel	10:08	756.1	0.4	UT25-3-008	HPF	sci	1.71		19.98	0.80	60		Yes
0043	parallel	10:36	617.7	4.7	UT25-3-006	HPF	sci	1.77		19.99	0.75	60		Yes
virus0000018_01	parallel	10:36	3985			VIRUS	sci							Yes
0044	parallel	10:48	617.7	0.7	UT25-3-006	HPF	sci	1.76		19.99	0.83	74		Yes
0045	parallel	10:59	617.7	0.7	UT25-3-006	HPF	sci	1.72		19.95	0.81	76		Yes
0046	parallel	11:10	617.7	0.7	UT25-3-006	HPF	sci	1.75		19.89	0.84	66		Yes
0047	parallel	11:21	617.7	0.7	UT25-3-006	HPF	sci	1.79		19.75	0.85	52		Yes
0048	HR3683_tell_std	11:39	117.2	8.0		HPF	telluric	1.74		19.97	0.73			Yes
virus0000019_01	parallel	11:46	1475			VIRUS	sci							Yes
0049	parallel	11:47	692.3	5.5	UT25-3-008	HPF	sci	1.97		20.20	0.59	58		Yes
0050	parallel	11:59	692.3	1.5	UT25-3-008	HPF	sci	1.86		20.18	0.62	60		Yes
0051	LFC Cal	12:16	106.5			HPF	cal							Yes
lrs20000020_01	parallel	12:16	240	5.0	PSU25-3-002	LRS2-B	sci	1.88		21.41	0.76			Yes
0052	LFC Cal	12:24	106.5			HPF	cal							Yes
lrs20000021_01	parallel	12:24	240	4.0	PSU25-3-002	LRS2-B	sci	2.31		21.16	0.47			Yes
0053	parallel	12:32	32	4.5	PSU25-3-008	HPF	sci	2.05		19.21	0.52	293		Yes
lrs20000022_01	bias	12:36	0			LRS2	cal							Yes
virus0000020_01	bias	12:36	0			VIRUS	cal							Yes
virus0000021_01	Cd-A	12:41	15		ENG25-3-002	VIRUS	cal							Yes
virus0000022_01	Hg	12:42	15		ENG25-3-002	VIRUS	cal							Yes
0054	Dark	12:49	319.5			HPF	cal							Yes
0055	Quartz FCU	13:01	74.5			HPF	cal							Yes
0056	Quartz FCU	13:03	74.5			HPF	cal							Yes
0057	Quartz FCU	13:04	74.5			HPF	cal							Yes
0058	Quartz FCU	13:06	74.5			HPF	cal							Yes
0059	Quartz FCU	13:08	74.5			HPF	cal							Yes
0060	Quartz FCU	13:10	74.5			HPF	cal							Yes
0061	Quartz FCU	13:11	74.5			HPF	cal							Yes
0062	Alpha Bright Cal	13:14	85.2			HPF	cal							Yes
0063	Alpha Bright Cal	13:16	85.2			HPF	cal							Yes
0064	Alpha Bright Cal	13:18	85.2			HPF	cal							Yes
0065	Alpha Bright Cal	13:20	85.2			HPF	cal							Yes
0066	LFC FCU	13:22	106.5			HPF	cal							Yes
0067	LFC FCU	13:25	106.5			HPF	cal							Yes
0068	LFC FCU	13:27	106.5			HPF	cal							Yes
0069	LFC FCU	13:29	106.5			HPF	cal							Yes
0070	LFC FCU	13:31	106.5			HPF	cal							Yes
0071	LFC FCU	13:34	106.5			HPF	cal							Yes
0072	LFC Cal	13:37	106.5			HPF	cal							Yes
0073	LFC Cal	13:39	106.5			HPF	cal							Yes
0074	Etalon Cal	13:47	159.8			HPF	cal							Yes
0075	Etalon Cal	13:50	159.8			HPF	cal							Yes
0076	Etalon Cal	13:53	159.8			HPF	cal							Yes
0077	Etalon Cal	13:56	159.8			HPF	cal							Yes
0078	UNe Slave Cal	14:00	426			HPF	cal							Yes
0079	UNe Slave Cal	14:08	426			HPF	cal							Yes
0080	UNe Slave Cal	14:15	426			HPF	cal							Yes
0081	UNe Slave Cal	14:23	426			HPF	cal							Yes
0082	UNe Slave Cal	14:31	426			HPF	cal							Yes
0083	UNe Slave Cal	14:39	426			HPF	cal							Yes
0092	LFC Cal	21:59	106.5			HPF	cal							Yes
lrs20009900_01	bias	22:09	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	22:10	20			VIRUS	cal							Yes
virus0009901_01	bias	22:12	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	22:12	20			LRS2	cal							Yes
virus0009902_01	dark	22:14	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	22:14	29			LRS2	cal							Yes
lrs20009903_01	FeAr_R	22:16	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	22:17	15			LRS2	cal							Yes
0093	Dark	22:21	319.5			HPF	cal							Yes
0094	Quartz FCU	22:28	74.5			HPF	cal							Yes
0095	Quartz FCU	22:30	74.5			HPF	cal							Yes
0096	Quartz FCU	22:31	74.5			HPF	cal							Yes
0097	Quartz FCU	22:33	74.5			HPF	cal							Yes
0098	Quartz FCU	22:35	74.5			HPF	cal							Yes
0099	Quartz FCU	22:37	74.5			HPF	cal							Yes
0100	Quartz FCU	22:38	74.5			HPF	cal							Yes
0101	Alpha Bright Cal	22:41	85.2			HPF	cal							Yes
0102	Alpha Bright Cal	22:43	85.2			HPF	cal							Yes
0103	Alpha Bright Cal	22:45	85.2			HPF	cal							Yes
0104	Alpha Bright Cal	22:47	85.2			HPF	cal							Yes
0105	LFC FCU	22:49	106.5			HPF	cal							Yes
0106	LFC FCU	22:52	106.5			HPF	cal							Yes
0107	LFC Cal	22:54	106.5			HPF	cal							Yes
0108	LFC Cal	22:57	106.5			HPF	cal							Yes
0109	Etalon Cal	22:59	159.8			HPF	cal							Yes
0110	UNe Slave Cal	23:03	426			HPF	cal							Yes
virus0000043_01	flat_ldls_long	23:09	15			VIRUS	cal							Yes
virus0000043_02	flat_ldls_long	23:10	15			VIRUS	cal							Yes
0111	UNe Slave Cal	23:11	426			HPF	cal							Yes
virus0000043_03	flat_ldls_long	23:12	15			VIRUS	cal							Yes
virus0000044_01	Cd-A	23:13	15			VIRUS	cal							Yes
virus0000044_02	Cd-A	23:14	15			VIRUS	cal							Yes
virus0000044_03	Cd-A	23:16	15			VIRUS	cal							Yes
virus0000045_01	Hg	23:17	15			VIRUS	cal							Yes
0112	UNe Slave Cal	23:19	426			HPF	cal							Yes
virus0000045_02	Hg	23:19	15			VIRUS	cal							Yes
virus0000045_03	Hg	23:20	15			VIRUS	cal							Yes
lrs20000031_01	bias	23:22	0			LRS2	cal							Yes
virus0000046_01	bias	23:22	0			VIRUS	cal							Yes
lrs20000031_02	bias	23:22	0			LRS2	cal							Yes
virus0000046_02	bias	23:22	0			VIRUS	cal							Yes
lrs20000031_03	bias	23:23	0			LRS2	cal							Yes
virus0000046_03	bias	23:23	0			VIRUS	cal							Yes
lrs20000031_04	bias	23:24	0			LRS2	cal							Yes
virus0000046_04	bias	23:24	0			VIRUS	cal							Yes
lrs20000031_05	bias	23:25	0			LRS2	cal							Yes
virus0000046_05	bias	23:25	0			VIRUS	cal							Yes
lrs20000031_06	bias	23:26	0			LRS2	cal							Yes
0113	UNe Slave Cal	23:26	426			HPF	cal							Yes
virus0000046_06	bias	23:26	0			VIRUS	cal							Yes
lrs20000031_07	bias	23:27	0			LRS2	cal							Yes
virus0000046_07	bias	23:27	0			VIRUS	cal							Yes
lrs20000031_08	bias	23:27	0			LRS2	cal							Yes
virus0000046_08	bias	23:28	0			VIRUS	cal							Yes
lrs20000031_09	bias	23:28	0			LRS2	cal							Yes
virus0000046_09	bias	23:29	0			VIRUS	cal							Yes
lrs20000031_10	bias	23:29	0			LRS2	cal							Yes
virus0000046_10	bias	23:29	0			VIRUS	cal							Yes
lrs20000031_11	bias	23:30	0			LRS2	cal							Yes
virus0000046_11	bias	23:30	0			VIRUS	cal							Yes
lrs20000032_01	dark	23:31	360			LRS2	cal							Yes
virus0000047_01	dark	23:31	360			VIRUS	cal							Yes
0114	UNe Slave Cal	23:34	426			HPF	cal							Yes
lrs20000032_02	dark	23:38	360			LRS2	cal							Yes
virus0000047_02	dark	23:38	360			VIRUS	cal							Yes
0115	UNe Slave Cal	23:42	426			HPF	cal							Yes
lrs20000032_03	dark	23:45	360			LRS2	cal							Yes
virus0000047_03	dark	23:45	360			VIRUS	cal							Yes