HET Night Report Reader

Civil Date	Ephemerides
2026-03-14	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	01:10	01:55	02:23	11:45	12:13	12:59	11:13	-
Night Length	9:22		Sunset Temperature

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

Overlaps
TO Overlap	RA Overlap
Amy Westfall	-

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
01:10	19.0	17.3	03:37	clouds	02:27
04:23	18.4	17.9	10:10	wind	05:47
Total Time Open					8:14

Program	Night Priority	Science
02:23	Science
02:24	Idle due to weather (Clouds)
04:26	Science
08:39	Idle due to weather (Clouds)
08:51	Science
10:08	Idle due to weather (High Winds)

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
01:43	02:23	0.89	2.16	60	-6010	18.2	17.9	17.6	252	10	First of Night
09:56	10:08										Stack/Re-stack

Problem Reports					no PRs

TO Comments	Clouds and later wind. See reply to email about DMI.

RA Comments	none

Observations
File	Target/QID	Exp Start	Exposure	Overhead	Program	Instrument Configuration	Data Type	IQ	Dimm	SkySBrt	Skytrans	SNR	Comments	Charge
0001	Quartz FCU	00:00	74.5			HPF	cal							Yes
0002	Quartz FCU	00:02	74.5			HPF	cal							Yes
0003	Alpha Bright Cal	00:05	85.2			HPF	cal							Yes
0004	Alpha Bright Cal	00:07	85.2			HPF	cal							Yes
0005	Alpha Bright Cal	00:08	85.2			HPF	cal							Yes
0006	Alpha Bright Cal	00:10	85.2			HPF	cal							Yes
0007	LFC FCU	00:13	106.5			HPF	cal							Yes
0008	LFC FCU	00:15	106.5			HPF	cal							Yes
0009	LFC Cal	00:18	106.5			HPF	cal							Yes
0010	LFC Cal	00:21	106.5			HPF	cal							Yes
0011	Etalon Cal	00:23	159.8			HPF	cal							Yes
lrs20000001_01	flat_Qth_R	00:28	15			LRS2	cal							Yes
lrs20000001_02	flat_Qth_R	00:29	15			LRS2	cal							Yes
lrs20000001_03	flat_Qth_R	00:31	15			LRS2	cal							Yes
lrs20000001_04	flat_Qth_R	00:32	15			LRS2	cal							Yes
lrs20000001_05	flat_Qth_R	00:33	15			LRS2	cal							Yes
lrs20000002_01	flat_ldls_long_B	00:34	20			LRS2	cal							Yes
lrs20000002_02	flat_ldls_long_B	00:36	20			LRS2	cal							Yes
lrs20000002_03	flat_ldls_long_B	00:37	20			LRS2	cal							Yes
lrs20000003_01	Cd-A_B	00:38	29			LRS2	cal							Yes
lrs20000003_02	Cd-A_B	00:40	29			LRS2	cal							Yes
lrs20000003_03	Cd-A_B	00:41	29			LRS2	cal							Yes
lrs20000004_01	FeAr_R	00:43	15			LRS2	cal							Yes
lrs20000004_02	FeAr_R	00:44	15			LRS2	cal							Yes
lrs20000004_03	FeAr_R	00:45	15			LRS2	cal							Yes
lrs20000005_01	Hg_R	00:46	20			LRS2	cal							Yes
lrs20000005_02	Hg_R	00:48	20			LRS2	cal							Yes
lrs20000005_03	Hg_R	00:49	20			LRS2	cal							Yes
lrs20000006_01	Hg_B	00:50	15			LRS2	cal							Yes
lrs20000006_02	Hg_B	00:51	15			LRS2	cal							Yes
lrs20000006_03	Hg_B	00:53	15			LRS2	cal							Yes
lrs20000007_01	skyflat	01:15	7			LRS2	cal							Yes
lrs20000008_01	skyflat	01:16	10			LRS2	cal							Yes
lrs20000009_01	skyflat	01:17	13			LRS2	cal							Yes
lrs20000010_01	skyflat	01:18	16			LRS2	cal							Yes
0012	UNe Slave Cal	01:19	426			HPF	cal							Yes
lrs20000011_01	skyflat	01:19	22			LRS2	cal							Yes
lrs20000012_01	skyflat	01:21	30			LRS2	cal							Yes
virus0000001_01	skyflat	01:23	7			VIRUS	cal							Yes
virus0000002_01	skyflat	01:24	10			VIRUS	cal							Yes
virus0000003_01	skyflat	01:26	14			VIRUS	cal							Yes
0013	UNe Slave Cal	01:27	426			HPF	cal							Yes
virus0000004_01	skyflat	01:27	18			VIRUS	cal							Yes
virus0000005_01	skyflat	01:29	26			VIRUS	cal							Yes
0014	UNe Slave Cal	01:35	426			HPF	cal							Yes
virus0000006_01	flat_ldls_long	01:42	15			VIRUS	cal							Yes
0015	UNe Slave Cal	01:42	426			HPF	cal							Yes
virus0000006_02	flat_ldls_long	01:43	15			VIRUS	cal							Yes
virus0000006_03	flat_ldls_long	01:44	15			VIRUS	cal							Yes
virus0000007_01	Cd-A	01:46	15			VIRUS	cal							Yes
virus0000007_02	Cd-A	01:47	15			VIRUS	cal							Yes
virus0000007_03	Cd-A	01:48	15			VIRUS	cal							Yes
0016	UNe Slave Cal	01:50	426			HPF	cal							Yes
virus0000008_01	Hg	01:50	15			VIRUS	cal							Yes
virus0000008_02	Hg	01:51	15			VIRUS	cal							Yes
virus0000008_03	Hg	01:53	15			VIRUS	cal							Yes
lrs20000013_01	dark	01:56	360			LRS2	cal							Yes
virus0000009_01	dark	01:56	360			VIRUS	cal							Yes
0017	UNe Slave Cal	01:58	426			HPF	cal							Yes
lrs20000013_02	dark	02:03	360			LRS2	cal							Yes
virus0000009_02	dark	02:03	360			VIRUS	cal							Yes
lrs20000013_03	dark	02:10	360			LRS2	cal							Yes
virus0000009_03	dark	02:10	360			VIRUS	cal							Yes
0018	LFC Cal	02:34	106.5			HPF	cal							Yes
virus0000010_01	parallel	02:34	1500			VIRUS	sci							Yes
lrs20000014_01	parallel	02:34	1500	10.0	PSU26-1-012	LRS2-B	sci	2.01		21.44	0.34		Clouds rolled in, low transparency. Aborted mid-exposure.	No
0019	LFC Cal	02:36	106.5			HPF	cal							Yes
0020	LFC Cal	02:38	106.5			HPF	cal							Yes
0021	LFC Cal	03:13	106.5			HPF	cal							Yes
0022	LFC Cal	03:15	106.5			HPF	cal							Yes
0023	LFC Cal	03:18	106.5			HPF	cal							Yes
0024	HR4215_tell_std	04:33	330.2	7.5		HPF	telluric	1.53		19.63	0.35			Yes
virus0000011_01	parallel	04:45	2047			VIRUS	sci							Yes
0025	parallel	04:46	969.1	6.8	UT26-1-003	HPF	sci	1.56		19.94	0.64	12		P4
0026	parallel	05:03	969.1	0.8	UT26-1-003	HPF	sci	1.72		20.12	0.70	14		P4
0027	LFC Cal	05:21	106.5			HPF	cal							Yes
virus0000012_01	parallel	05:26	1959			VIRUS	sci							Yes
0028	parallel	05:27	915.9	7.7	G26-1-002	HPF	sci	1.80		20.14	0.72	63		Yes
0029	parallel	05:43	915.9	0.7	G26-1-002	HPF	sci	1.65		20.13	0.87	67		Yes
0030	LFC Cal	06:00	106.5			HPF	cal							Yes
virus0000013_01	parallel	06:05	1023			VIRUS	sci							Yes
0031	parallel	06:06	969.1	7.8	PSU26-1-007	HPF	sci	1.77		20.55	0.65	32		Yes
0032	LFC Cal	06:23	106.5			HPF	cal							Yes
0033	LFC Cal	06:29	106.5			HPF	cal							Yes
virus0000014_01	parallel	06:29	1500			VIRUS	sci							Yes
lrs20000015_01	parallel	06:29	1500	7.0	PSU26-1-022	LRS2-R	sci	1.79		20.80	0.88			P4
0034	LFC Cal	06:31	106.5			HPF	cal							Yes
0035	LFC Cal	06:34	106.5			HPF	cal							Yes
0036	parallel	06:59	969.1	4.8	PSU26-1-007	HPF	sci	1.82		20.39	0.87	36		Yes
virus0000015_01	parallel	06:59	1023			VIRUS	sci							Yes
0037	LFC Cal	07:17	106.5			HPF	cal							Yes
0038	parallel	07:21	969.1	5.8	UT26-1-010	HPF	sci	1.77		20.46	0.81	59		P4
virus0000016_01	parallel	07:21	2047			VIRUS	sci							Yes
0039	parallel	07:38	969.1	1.8	UT26-1-010	HPF	sci	1.79		20.51	0.92	50		P4
0040	LFC Cal	07:56	106.5			HPF	cal							Yes
virus0000017_01	parallel	07:59	1023			VIRUS	sci							Yes
0041	parallel	08:00	969.1	4.8	PSU26-1-007	HPF	sci	1.79		20.57	0.64	31		Yes
0042	LFC Cal	08:18	106.5			HPF	cal							Yes
0043	LFC Cal	08:24	106.5			HPF	cal							Yes
virus0000018_01	parallel	08:24	900			VIRUS	sci							Yes
lrs20000016_01	parallel	08:24	900	8.0	PSU26-1-013	LRS2-R	sci	2.01		20.99	1.02			P4
0044	LFC Cal	08:27	106.5			HPF	cal							Yes
0045	LFC Cal	08:29	106.5			HPF	cal							Yes
0046	parallel	08:45	340.8	6.3	PSU26-1-010	HPF	sci	1.87		20.23	0.37	331	Clouds, low transparency.	No
virus0000019_01	parallel	08:45	374			VIRUS	sci							Yes
virus0000020_01	parallel	08:57	2047			VIRUS	sci							Yes
0047	parallel	08:58	969.1	6.8	PSU26-1-023	HPF	sci	1.86		20.34	0.65	54		Yes
0048	parallel	09:15	969.1	0.8	PSU26-1-023	HPF	sci	1.83		20.31	0.59	61		Yes
0049	LFC Cal	09:33	106.5			HPF	cal							Yes
0050	parallel	09:38	969.1	7.8	UT26-1-014	HPF	sci	1.77		20.82	0.64	324		P4
virus0000021_01	parallel	09:38	1023			VIRUS	sci							Yes
0051	LFC Cal	09:56	106.5			HPF	cal							Yes
lrs20000017_01	bias	10:12	0			LRS2	cal							Yes
virus0000022_01	bias	10:12	0			VIRUS	cal							Yes
lrs20000017_02	bias	10:12	0			LRS2	cal							Yes
virus0000022_02	bias	10:13	0			VIRUS	cal							Yes
lrs20000017_03	bias	10:13	0			LRS2	cal							Yes
virus0000022_03	bias	10:13	0			VIRUS	cal							Yes
lrs20000017_04	bias	10:14	0			LRS2	cal							Yes
virus0000022_04	bias	10:14	0			VIRUS	cal							Yes
lrs20000017_05	bias	10:15	0			LRS2	cal							Yes
virus0000022_05	bias	10:15	0			VIRUS	cal							Yes
lrs20000017_06	bias	10:16	0			LRS2	cal							Yes
virus0000022_06	bias	10:16	0			VIRUS	cal							Yes
lrs20000017_07	bias	10:17	0			LRS2	cal							Yes
virus0000022_07	bias	10:17	0			VIRUS	cal							Yes
lrs20000017_08	bias	10:17	0			LRS2	cal							Yes
virus0000022_08	bias	10:18	0			VIRUS	cal							Yes
lrs20000017_09	bias	10:18	0			LRS2	cal							Yes
virus0000022_09	bias	10:19	0			VIRUS	cal							Yes
lrs20000017_10	bias	10:19	0			LRS2	cal							Yes
virus0000022_10	bias	10:19	0			VIRUS	cal							Yes
lrs20000017_11	bias	10:20	0			LRS2	cal							Yes
virus0000022_11	bias	10:20	0			VIRUS	cal							Yes
0052	LFC Cal	10:22	106.5			HPF	cal							Yes
0053	LFC Cal	10:24	106.5			HPF	cal							Yes
0054	LFC Cal	10:27	106.5			HPF	cal							Yes
0055	LFC Cal	11:19	106.5			HPF	cal							Yes
0056	LFC Cal	11:21	106.5			HPF	cal							Yes
0057	LFC Cal	11:23	106.5			HPF	cal							Yes
lrs20000018_01	bias	11:26	0			LRS2	cal							Yes
virus0000023_01	bias	11:27	0			VIRUS	cal							Yes
virus0000024_01	Cd-A	11:31	15		ENG26-1-002	VIRUS	cal							Yes
virus0000025_01	Hg	11:33	15		ENG26-1-002	VIRUS	cal							Yes
0058	Dark	11:40	319.5			HPF	cal							Yes
0059	Quartz FCU	11:52	74.5			HPF	cal							Yes
0060	Quartz FCU	11:53	74.5			HPF	cal							Yes
0061	Quartz FCU	11:55	74.5			HPF	cal							Yes
0062	Quartz FCU	11:57	74.5			HPF	cal							Yes
0063	Quartz FCU	11:59	74.5			HPF	cal							Yes
0064	Quartz FCU	12:00	74.5			HPF	cal							Yes
0065	Quartz FCU	12:02	74.5			HPF	cal							Yes
0066	Alpha Bright Cal	12:04	85.2			HPF	cal							Yes
0067	Alpha Bright Cal	12:06	85.2			HPF	cal							Yes
0068	Alpha Bright Cal	12:08	85.2			HPF	cal							Yes
0069	Alpha Bright Cal	12:10	85.2			HPF	cal							Yes
0070	LFC FCU	12:13	106.5			HPF	cal							Yes
0071	LFC FCU	12:15	106.5			HPF	cal							Yes
0072	LFC FCU	12:18	106.5			HPF	cal							Yes
0073	LFC FCU	12:20	106.5			HPF	cal							Yes
0074	LFC FCU	12:22	106.5			HPF	cal							Yes
0075	LFC FCU	12:25	106.5			HPF	cal							Yes
0076	LFC Cal	12:28	106.5			HPF	cal							Yes
0077	LFC Cal	12:30	106.5			HPF	cal							Yes
0078	Etalon Cal	12:38	159.8			HPF	cal							Yes
0079	Etalon Cal	12:41	159.8			HPF	cal							Yes
0080	Etalon Cal	12:44	159.8			HPF	cal							Yes
0081	Etalon Cal	12:47	159.8			HPF	cal							Yes
0082	UNe Slave Cal	12:51	426			HPF	cal							Yes
0083	UNe Slave Cal	12:59	426			HPF	cal							Yes
0084	UNe Slave Cal	13:06	426			HPF	cal							Yes
0085	UNe Slave Cal	13:14	426			HPF	cal							Yes
0086	UNe Slave Cal	13:22	426			HPF	cal							Yes
0087	UNe Slave Cal	13:30	426			HPF	cal							Yes
0077	LFC Cal	23:07	106.5			HPF	cal							Yes
lrs20009900_01	bias	23:10	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	23:10	20			VIRUS	cal							Yes
virus0009901_01	bias	23:12	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	23:13	20			LRS2	cal							Yes
virus0009902_01	dark	23:14	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	23:15	29			LRS2	cal							Yes
lrs20009903_01	FeAr_R	23:16	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	23:18	15			LRS2	cal							Yes
0078	Dark	23:45	319.5			HPF	cal							Yes
0079	Quartz FCU	23:52	74.5			HPF	cal							Yes
0080	Quartz FCU	23:53	74.5			HPF	cal							Yes
0081	Quartz FCU	23:55	74.5			HPF	cal							Yes
0082	Quartz FCU	23:57	74.5			HPF	cal							Yes
0083	Quartz FCU	23:59	74.5			HPF	cal							Yes