HET Night Report Reader

Civil Date	Ephemerides
2026-03-07	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	01:06	01:51	02:18	11:54	12:22	13:08	05:23	-
Night Length	9:36		Sunset Temperature

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

Overlaps		none

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
01:00	6.1	9.0	04:23	radar	03:23
10:32	8.0	8.2	12:10	twilight	01:38
Total Time Open					5:01

Program	Night Priority	Science
02:18	Science
02:29	Idle due to weather (Clouds)
03:20	Science
03:57	Idle due to weather (Clouds, radar)
10:32	Science

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
01:40	02:29	0.55	0.86	97	-678	5.3	6.3	6.8	42	11	First of Night
12:05	12:09	0.93	1.52	-150	-527	9.9	9.4	9.1	93	12	Post-Observing

Problem Reports
PR Number	Times	Time Lost	Description	Response
6652	10:30-11:15	00:45	High SAMS Target RSE errors coincide with very odd piston pattern in SAMS M1 TTP Plot

TO Comments	Idle time due to precipitation and clouds.

RA Comments	none

Observations
File	Target/QID	Exp Start	Exposure	Overhead	Program	Instrument Configuration	Data Type	IQ	Dimm	SkySBrt	Skytrans	SNR	Comments	Charge
0001	LFC FCU	00:00	106.5			HPF	cal							Yes
0002	LFC FCU	00:02	106.5			HPF	cal							Yes
0003	LFC Cal	00:05	106.5			HPF	cal							Yes
0004	LFC Cal	00:07	106.5			HPF	cal							Yes
0005	Etalon Cal	00:10	159.8			HPF	cal							Yes
0006	UNe Slave Cal	00:14	426			HPF	cal							Yes
lrs20000001_01	flat_Qth_R	00:14	15			LRS2	cal							Yes
lrs20000001_02	flat_Qth_R	00:15	15			LRS2	cal							Yes
lrs20000001_03	flat_Qth_R	00:17	15			LRS2	cal							Yes
lrs20000001_04	flat_Qth_R	00:18	15			LRS2	cal							Yes
lrs20000001_05	flat_Qth_R	00:19	15			LRS2	cal							Yes
lrs20000002_01	flat_ldls_long_B	00:20	20			LRS2	cal							Yes
0007	UNe Slave Cal	00:21	426			HPF	cal							Yes
lrs20000002_02	flat_ldls_long_B	00:22	20			LRS2	cal							Yes
lrs20000002_03	flat_ldls_long_B	00:23	20			LRS2	cal							Yes
lrs20000003_01	Cd-A_B	00:24	29			LRS2	cal							Yes
lrs20000003_02	Cd-A_B	00:26	29			LRS2	cal							Yes
lrs20000003_03	Cd-A_B	00:27	29			LRS2	cal							Yes
0008	UNe Slave Cal	00:29	426			HPF	cal							Yes
lrs20000004_01	FeAr_R	00:29	15			LRS2	cal							Yes
lrs20000004_02	FeAr_R	00:30	15			LRS2	cal							Yes
lrs20000004_03	FeAr_R	00:31	15			LRS2	cal							Yes
lrs20000005_01	Hg_R	00:32	20			LRS2	cal							Yes
lrs20000005_02	Hg_R	00:34	20			LRS2	cal							Yes
lrs20000005_03	Hg_R	00:35	20			LRS2	cal							Yes
lrs20000006_01	Hg_B	00:36	15			LRS2	cal							Yes
0009	UNe Slave Cal	00:37	426			HPF	cal							Yes
lrs20000006_02	Hg_B	00:37	15			LRS2	cal							Yes
lrs20000006_03	Hg_B	00:39	15			LRS2	cal							Yes
0010	UNe Slave Cal	00:45	426			HPF	cal							Yes
virus0000001_01	flat_ldls_long	00:45	15			VIRUS	cal							Yes
virus0000001_02	flat_ldls_long	00:47	15			VIRUS	cal							Yes
virus0000001_03	flat_ldls_long	00:48	15			VIRUS	cal							Yes
virus0000002_01	Cd-A	00:49	15			VIRUS	cal							Yes
virus0000002_02	Cd-A	00:51	15			VIRUS	cal							Yes
virus0000002_03	Cd-A	00:52	15			VIRUS	cal							Yes
0011	UNe Slave Cal	00:53	426			HPF	cal							Yes
virus0000003_01	Hg	00:54	15			VIRUS	cal							Yes
virus0000003_02	Hg	00:55	15			VIRUS	cal							Yes
virus0000003_03	Hg	00:56	15			VIRUS	cal							Yes
lrs20000007_01	skyflat	01:10	7			LRS2	cal							Yes
lrs20000008_01	skyflat	01:11	10			LRS2	cal							Yes
lrs20000009_01	skyflat	01:12	13			LRS2	cal							Yes
lrs20000010_01	skyflat	01:13	16			LRS2	cal							Yes
lrs20000011_01	skyflat	01:15	22			LRS2	cal							Yes
lrs20000012_01	skyflat	01:16	30			LRS2	cal							Yes
virus0000004_01	skyflat	01:19	7			VIRUS	cal							Yes
virus0000005_01	skyflat	01:20	10			VIRUS	cal							Yes
virus0000006_01	skyflat	01:21	14			VIRUS	cal							Yes
virus0000007_01	skyflat	01:23	18			VIRUS	cal							Yes
virus0000008_01	skyflat	01:24	26			VIRUS	cal							Yes
lrs20000013_01	dark	01:28	360			LRS2	cal							Yes
virus0000009_01	dark	01:28	360			VIRUS	cal							Yes
lrs20000013_02	dark	01:35	360			LRS2	cal							Yes
virus0000009_02	dark	01:35	360			VIRUS	cal							Yes
lrs20000013_03	dark	01:41	360			LRS2	cal							Yes
virus0000009_03	dark	01:42	360			VIRUS	cal							Yes
lrs20000014_01	bias	01:49	0			LRS2	cal							Yes
virus0000010_01	bias	01:49	0			VIRUS	cal							Yes
lrs20000014_02	bias	01:49	0			LRS2	cal							Yes
virus0000010_02	bias	01:50	0			VIRUS	cal							Yes
lrs20000014_03	bias	01:50	0			LRS2	cal							Yes
virus0000010_03	bias	01:51	0			VIRUS	cal							Yes
lrs20000014_04	bias	01:51	0			LRS2	cal							Yes
virus0000010_04	bias	01:51	0			VIRUS	cal							Yes
lrs20000014_05	bias	01:52	0			LRS2	cal							Yes
virus0000010_05	bias	01:52	0			VIRUS	cal							Yes
lrs20000014_06	bias	01:53	0			LRS2	cal							Yes
virus0000010_06	bias	01:53	0			VIRUS	cal							Yes
lrs20000014_07	bias	01:54	0			LRS2	cal							Yes
virus0000010_07	bias	01:54	0			VIRUS	cal							Yes
lrs20000014_08	bias	01:55	0			LRS2	cal							Yes
virus0000010_08	bias	01:55	0			VIRUS	cal							Yes
lrs20000014_09	bias	01:56	0			LRS2	cal							Yes
virus0000010_09	bias	01:56	0			VIRUS	cal							Yes
lrs20000014_10	bias	01:57	0			LRS2	cal							Yes
lrs20000014_11	bias	01:57	0			LRS2	cal							Yes
virus0000010_10	bias	01:57	0			VIRUS	cal							Yes
virus0000010_11	bias	01:58	0			VIRUS	cal							Yes
virus0000011_01	parallel	02:38	1023			VIRUS	sci							Yes
0012	QID 2789	02:39	969.1	9.8	UT26-1-014	HPF	sci	2.43		20.02	0.38	100	Clouds, low transparency.	No
0013	LFC Cal	02:57	106.5			HPF	cal							Yes
0014	QID 2756	03:25	532.5	5.1	UT26-1-014	HPF	sci	2.26		20.14	0.75	327		P4
virus0000012_01	parallel	03:25	583			VIRUS	sci							Yes
0015	LFC Cal	03:35	106.5			HPF	cal							Yes
0016	LFC Cal	03:42	106.5			HPF	cal							Yes
virus0000013_01	parallel	03:42	900			VIRUS	sci							Yes
lrs20000015_01	QID 3008	03:42	900	8.0	PSU26-1-012	LRS2-B	sci	2.23		22.11	0.83			Yes
0017	LFC Cal	03:45	106.5			HPF	cal							Yes
0018	LFC Cal	03:47	106.5			HPF	cal							Yes
0019	LFC Cal	04:26	106.5			HPF	cal							Yes
0020	LFC Cal	04:28	106.5			HPF	cal							Yes
0021	LFC Cal	04:31	106.5			HPF	cal							Yes
0022	LFC Cal	05:34	106.5			HPF	cal							Yes
0023	LFC Cal	05:36	106.5			HPF	cal							Yes
0024	LFC Cal	05:39	106.5			HPF	cal							Yes
0025	LFC Cal	06:21	106.5			HPF	cal							Yes
0026	LFC Cal	06:23	106.5			HPF	cal							Yes
0027	LFC Cal	06:25	106.5			HPF	cal							Yes
0028	LFC Cal	07:44	106.5			HPF	cal							Yes
0029	LFC Cal	07:46	106.5			HPF	cal							Yes
0030	LFC Cal	07:49	106.5			HPF	cal							Yes
0031	LFC Cal	08:37	106.5			HPF	cal							Yes
0032	LFC Cal	08:40	106.5			HPF	cal							Yes
0033	LFC Cal	08:42	106.5			HPF	cal							Yes
0034	LFC Cal	09:41	106.5			HPF	cal							Yes
0035	LFC Cal	09:44	106.5			HPF	cal							Yes
0036	LFC Cal	09:46	106.5			HPF	cal							Yes
0037	QID 2975	10:41	969.1	9.8	UT26-1-010	HPF	sci	1.73		19.60	0.88	134		Yes
virus0000014_01	parallel	10:41	2047			VIRUS	sci							Yes
0038	QID 2975	10:58	969.1	0.8	UT26-1-010	HPF	sci	1.91		19.66	0.86	132		Yes
0039	LFC Cal	11:16	106.5			HPF	cal							Yes
virus0000015_01	parallel	11:25	2047			VIRUS	sci							Yes
0040	QID 2974	11:26	969.1	10.8	UT26-1-010	HPF	sci	1.92		19.59	0.81	83		Yes
0041	QID 2974	11:43	969.1	0.8	UT26-1-010	HPF	sci	1.79		19.59	0.85	88		Yes
0042	LFC Cal	12:01	106.5			HPF	cal							Yes
lrs20000016_01	bias	12:01	0			LRS2	cal							Yes
virus0000016_01	bias	12:02	0			VIRUS	cal							Yes
virus0000017_01	Cd-A	12:06	15		ENG26-1-002	VIRUS	cal							Yes
virus0000018_01	Hg	12:08	15		ENG26-1-002	VIRUS	cal							Yes
0043	Dark	12:19	319.5			HPF	cal							Yes
0044	Quartz FCU	12:30	74.5			HPF	cal							Yes
0045	Quartz FCU	12:32	74.5			HPF	cal							Yes
0046	Quartz FCU	12:34	74.5			HPF	cal							Yes
0047	Quartz FCU	12:36	74.5			HPF	cal							Yes
0048	Quartz FCU	12:37	74.5			HPF	cal							Yes
0049	Quartz FCU	12:39	74.5			HPF	cal							Yes
0050	Quartz FCU	12:41	74.5			HPF	cal							Yes
0051	Alpha Bright Cal	12:43	85.2			HPF	cal							Yes
0052	Alpha Bright Cal	12:45	85.2			HPF	cal							Yes
0053	Alpha Bright Cal	12:47	85.2			HPF	cal							Yes
0054	Alpha Bright Cal	12:49	85.2			HPF	cal							Yes
0055	LFC FCU	12:52	106.5			HPF	cal							Yes
0056	LFC FCU	12:54	106.5			HPF	cal							Yes
0057	LFC FCU	12:56	106.5			HPF	cal							Yes
0058	LFC FCU	12:59	106.5			HPF	cal							Yes
0059	LFC FCU	13:01	106.5			HPF	cal							Yes
0060	LFC FCU	13:04	106.5			HPF	cal							Yes
0061	LFC Cal	13:07	106.5			HPF	cal							Yes
0062	LFC Cal	13:09	106.5			HPF	cal							Yes
0063	Etalon Cal	13:16	159.8			HPF	cal							Yes
0064	Etalon Cal	13:20	159.8			HPF	cal							Yes
0065	Etalon Cal	13:23	159.8			HPF	cal							Yes
0066	Etalon Cal	13:26	159.8			HPF	cal							Yes
0067	UNe Slave Cal	13:30	426			HPF	cal							Yes
0068	UNe Slave Cal	13:37	426			HPF	cal							Yes
0069	UNe Slave Cal	13:45	426			HPF	cal							Yes
0070	UNe Slave Cal	13:53	426			HPF	cal							Yes
0071	UNe Slave Cal	14:01	426			HPF	cal							Yes
0072	UNe Slave Cal	14:09	426			HPF	cal							Yes
0085	LFC Cal	22:50	106.5			HPF	cal							Yes
lrs20009900_01	bias	23:04	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	23:04	20			VIRUS	cal							Yes
virus0009901_01	bias	23:06	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	23:06	20			LRS2	cal							Yes
virus0009902_01	dark	23:08	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	23:09	29			LRS2	cal							Yes
lrs20009903_01	FeAr_R	23:10	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	23:12	15			LRS2	cal							Yes
0086	Dark	23:31	319.5			HPF	cal							Yes
0087	Quartz FCU	23:38	74.5			HPF	cal							Yes
0088	Quartz FCU	23:40	74.5			HPF	cal							Yes
0089	Quartz FCU	23:42	74.5			HPF	cal							Yes
0090	Quartz FCU	23:43	74.5			HPF	cal							Yes
0091	Quartz FCU	23:45	74.5			HPF	cal							Yes
0092	Quartz FCU	23:47	74.5			HPF	cal							Yes
0093	Quartz FCU	23:49	74.5			HPF	cal							Yes
0094	Alpha Bright Cal	23:51	85.2			HPF	cal							Yes
0095	Alpha Bright Cal	23:53	85.2			HPF	cal							Yes
0096	Alpha Bright Cal	23:55	85.2			HPF	cal							Yes
0097	Alpha Bright Cal	23:57	85.2			HPF	cal							Yes