HET Night Report Reader

Civil Date	Ephemerides
2026-02-07	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	00:45	01:31	01:59	12:20	12:48	13:35	06:38	-
Night Length	10:21		Sunset Temperature

On-Duty Personnel
Resident Astronomer	Telescope Operator
Sergey Rostopchin	Amy Westfall

Overlaps
TO Overlap	RA Overlap
Cassie Crowe	-

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
10:05	9.3	8.9	11:06	clouds	01:01
Total Time Open					1:01

Program	Night Priority	Science
01:59	Idle due to weather (heavy overcast)

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
10:12	11:05					9.2	9.0	8.9	244	9	First of Night

Problem Reports
PR Number	Times	Time Lost	Description	Response
6639	10:30-10:30	00:00	Segments which are small donuts in AOA camera view cannot be sufficiently adjusted via SCS -- 11:1 & 9:4

TO Comments	Clouds and radar 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
0001	UNe Slave Cal	00:00	426			HPF	cal							Yes
virus0000033_01	flat_ldls_long	00:00	15			VIRUS	cal							Yes
virus0000033_02	flat_ldls_long	00:01	15			VIRUS	cal							Yes
virus0000033_03	flat_ldls_long	00:03	15			VIRUS	cal							Yes
virus0000034_01	Cd-A	00:04	15			VIRUS	cal							Yes
virus0000034_02	Cd-A	00:06	15			VIRUS	cal							Yes
virus0000034_03	Cd-A	00:07	15			VIRUS	cal							Yes
0002	UNe Slave Cal	00:08	426			HPF	cal							Yes
virus0000035_01	Hg	00:09	15			VIRUS	cal							Yes
virus0000035_02	Hg	00:10	15			VIRUS	cal							Yes
virus0000035_03	Hg	00:11	15			VIRUS	cal							Yes
lrs20000001_01	dark	00:13	360			LRS2	cal							Yes
virus0000001_01	dark	00:13	360			VIRUS	cal							Yes
lrs20000001_02	dark	00:19	360			LRS2	cal							Yes
virus0000001_02	dark	00:20	360			VIRUS	cal							Yes
lrs20000001_03	dark	00:26	360			LRS2	cal							Yes
virus0000001_03	dark	00:27	360			VIRUS	cal							Yes
lrs20000002_01	bias	01:01	0			LRS2	cal							Yes
virus0000002_01	bias	01:01	0			VIRUS	cal							Yes
lrs20000002_02	bias	01:01	0			LRS2	cal							Yes
0003	LFC Cal	01:02	106.5			HPF	cal							Yes
virus0000002_02	bias	01:02	0			VIRUS	cal							Yes
lrs20000002_03	bias	01:02	0			LRS2	cal							Yes
lrs20000002_04	bias	01:03	0			LRS2	cal							Yes
virus0000002_03	bias	01:03	0			VIRUS	cal							Yes
virus0000002_04	bias	01:03	0			VIRUS	cal							Yes
lrs20000002_05	bias	01:04	0			LRS2	cal							Yes
0004	LFC Cal	01:04	106.5			HPF	cal							Yes
virus0000002_05	bias	01:04	0			VIRUS	cal							Yes
lrs20000002_06	bias	01:05	0			LRS2	cal							Yes
virus0000002_06	bias	01:05	0			VIRUS	cal							Yes
lrs20000002_07	bias	01:06	0			LRS2	cal							Yes
virus0000002_07	bias	01:06	0			VIRUS	cal							Yes
0005	LFC Cal	01:07	106.5			HPF	cal							Yes
lrs20000002_08	bias	01:07	0			LRS2	cal							Yes
virus0000002_08	bias	01:07	0			VIRUS	cal							Yes
lrs20000002_09	bias	01:07	0			LRS2	cal							Yes
virus0000002_09	bias	01:08	0			VIRUS	cal							Yes
lrs20000002_10	bias	01:08	0			LRS2	cal							Yes
virus0000002_10	bias	01:09	0			VIRUS	cal							Yes
lrs20000002_11	bias	01:09	0			LRS2	cal							Yes
virus0000002_11	bias	01:09	0			VIRUS	cal							Yes
lrs20000003_01	bias	02:22	0			LRS2	cal							Yes
virus0000003_01	bias	02:23	0			VIRUS	cal							Yes
lrs20000004_01	bias	02:29	0			LRS2	cal							Yes
virus0000004_01	bias	02:29	0			VIRUS	cal							Yes
0006	LFC Cal	02:54	106.5			HPF	cal							Yes
0007	LFC Cal	02:56	106.5			HPF	cal							Yes
0008	LFC Cal	02:58	106.5			HPF	cal							Yes
virus0000005_01	dark	03:10	360		ENG26-1-004	VIRUS	cal							Yes
virus0000005_02	dark	03:17	360		ENG26-1-004	VIRUS	cal							Yes
virus0000005_03	dark	03:23	360		ENG26-1-004	VIRUS	cal							Yes
virus0000005_04	dark	03:30	360		ENG26-1-004	VIRUS	cal							Yes
virus0000005_05	dark	03:37	360		ENG26-1-004	VIRUS	cal							Yes
virus0000005_06	dark	03:44	360		ENG26-1-004	VIRUS	cal							Yes
virus0000005_07	dark	03:51	360		ENG26-1-004	VIRUS	cal							Yes
virus0000005_08	dark	03:58	360		ENG26-1-004	VIRUS	cal							Yes
virus0000005_09	dark	04:05	360		ENG26-1-004	VIRUS	cal							Yes
virus0000005_10	dark	04:11	360		ENG26-1-004	VIRUS	cal							Yes
0009	LFC Cal	05:24	106.5			HPF	cal							Yes
0010	LFC Cal	05:26	106.5			HPF	cal							Yes
0011	LFC Cal	05:29	106.5			HPF	cal							Yes
lrs20000005_01	FeAr_long_R	06:05	65		ENG26-1-002	LRS2	cal							Yes
lrs20000005_02	FeAr_long_R	06:07	65		ENG26-1-002	LRS2	cal							Yes
lrs20000005_03	FeAr_long_R	06:09	65		ENG26-1-002	LRS2	cal							Yes
lrs20000005_04	FeAr_long_R	06:11	65		ENG26-1-002	LRS2	cal							Yes
lrs20000006_01	FeAr_long_B	06:24	150		ENG26-1-002	LRS2	cal							Yes
lrs20000006_02	FeAr_long_B	06:27	150		ENG26-1-002	LRS2	cal							Yes
lrs20000006_03	FeAr_long_B	06:31	150		ENG26-1-002	LRS2	cal							Yes
lrs20000006_04	FeAr_long_B	06:34	150		ENG26-1-002	LRS2	cal							Yes
0012	LFC Cal	06:38	106.5			HPF	cal							Yes
0013	LFC Cal	06:41	106.5			HPF	cal							Yes
0014	LFC Cal	06:43	106.5			HPF	cal							Yes
0015	LFC Cal	08:20	106.5			HPF	cal							Yes
0016	LFC Cal	08:22	106.5			HPF	cal							Yes
0017	LFC Cal	08:25	106.5			HPF	cal							Yes
0018	LFC Cal	10:01	106.5			HPF	cal							Yes
0019	LFC Cal	10:03	106.5			HPF	cal							Yes
0020	LFC Cal	10:06	106.5			HPF	cal							Yes
lrs20000007_01	bias	11:05	0			LRS2	cal							Yes
virus0000006_01	bias	11:06	0			VIRUS	cal							Yes
virus0000007_01	Cd-A	11:09	15		ENG26-1-002	VIRUS	cal							Yes
virus0000008_01	Hg	11:10	15		ENG26-1-002	VIRUS	cal							Yes
0021	Dark	11:21	319.5			HPF	cal							Yes
0022	Quartz FCU	11:33	74.5			HPF	cal							Yes
0023	Quartz FCU	11:34	74.5			HPF	cal							Yes
0024	Quartz FCU	11:36	74.5			HPF	cal							Yes
0025	Quartz FCU	11:38	74.5			HPF	cal							Yes
0026	Quartz FCU	11:40	74.5			HPF	cal							Yes
0027	Quartz FCU	11:41	74.5			HPF	cal							Yes
0028	Quartz FCU	11:43	74.5			HPF	cal							Yes
0029	Alpha Bright Cal	11:45	85.2			HPF	cal							Yes
0030	Alpha Bright Cal	11:47	85.2			HPF	cal							Yes
0031	Alpha Bright Cal	11:49	85.2			HPF	cal							Yes
0032	Alpha Bright Cal	11:51	85.2			HPF	cal							Yes
0033	LFC FCU	11:54	106.5			HPF	cal							Yes
0034	LFC FCU	11:56	106.5			HPF	cal							Yes
0035	LFC FCU	11:59	106.5			HPF	cal							Yes
0036	LFC FCU	12:01	106.5			HPF	cal							Yes
0037	LFC FCU	12:03	106.5			HPF	cal							Yes
0038	LFC FCU	12:06	106.5			HPF	cal							Yes
0039	LFC Cal	12:09	106.5			HPF	cal							Yes
0040	LFC Cal	12:11	106.5			HPF	cal							Yes
0041	Etalon Cal	12:19	159.8			HPF	cal							Yes
0042	Etalon Cal	12:22	159.8			HPF	cal							Yes
0043	Etalon Cal	12:25	159.8			HPF	cal							Yes
0044	Etalon Cal	12:28	159.8			HPF	cal							Yes
0045	UNe Slave Cal	12:32	426			HPF	cal							Yes
0046	UNe Slave Cal	12:39	426			HPF	cal							Yes
0047	UNe Slave Cal	12:47	426			HPF	cal							Yes
0048	UNe Slave Cal	12:55	426			HPF	cal							Yes
0049	UNe Slave Cal	13:03	426			HPF	cal							Yes
0050	UNe Slave Cal	13:11	426			HPF	cal							Yes
0087	LFC Cal	22:26	106.5			HPF	cal							Yes
lrs20009900_01	bias	22:37	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	22:37	20			VIRUS	cal							Yes
virus0009901_01	bias	22:39	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	22:40	20			LRS2	cal							Yes
virus0009902_01	dark	22:41	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	22:42	29			LRS2	cal							Yes
lrs20009903_01	FeAr_R	22:43	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	22:45	15			LRS2	cal							Yes
0088	Dark	22:47	319.5			HPF	cal							Yes
0089	Quartz FCU	22:54	74.5			HPF	cal							Yes
0090	Quartz FCU	22:55	74.5			HPF	cal							Yes
0091	Quartz FCU	22:57	74.5			HPF	cal							Yes
0092	Quartz FCU	22:59	74.5			HPF	cal							Yes
0093	Quartz FCU	23:01	74.5			HPF	cal							Yes
0094	Quartz FCU	23:02	74.5			HPF	cal							Yes
0095	Quartz FCU	23:04	74.5			HPF	cal							Yes
0096	Alpha Bright Cal	23:06	85.2			HPF	cal							Yes
0097	Alpha Bright Cal	23:08	85.2			HPF	cal							Yes
0098	Alpha Bright Cal	23:10	85.2			HPF	cal							Yes
0099	Alpha Bright Cal	23:12	85.2			HPF	cal							Yes
0100	LFC FCU	23:15	106.5			HPF	cal							Yes
0101	LFC FCU	23:17	106.5			HPF	cal							Yes
0102	LFC Cal	23:20	106.5			HPF	cal							Yes
0103	LFC Cal	23:23	106.5			HPF	cal							Yes
0104	Etalon Cal	23:25	159.8			HPF	cal							Yes
0105	UNe Slave Cal	23:29	426			HPF	cal							Yes
lrs20000018_01	flat_Qth_R	23:29	15			LRS2	cal							Yes
lrs20000018_02	flat_Qth_R	23:30	15			LRS2	cal							Yes
lrs20000018_03	flat_Qth_R	23:32	15			LRS2	cal							Yes
lrs20000018_04	flat_Qth_R	23:33	15			LRS2	cal							Yes
lrs20000018_05	flat_Qth_R	23:34	15			LRS2	cal							Yes
lrs20000019_01	flat_ldls_long_B	23:35	20			LRS2	cal							Yes
0106	UNe Slave Cal	23:37	426			HPF	cal							Yes
lrs20000019_02	flat_ldls_long_B	23:37	20			LRS2	cal							Yes
lrs20000019_03	flat_ldls_long_B	23:38	20			LRS2	cal							Yes
lrs20000020_01	Cd-A_B	23:39	29			LRS2	cal							Yes
lrs20000020_02	Cd-A_B	23:41	29			LRS2	cal							Yes
lrs20000020_03	Cd-A_B	23:42	29			LRS2	cal							Yes
lrs20000021_01	FeAr_R	23:44	15			LRS2	cal							Yes
0107	UNe Slave Cal	23:45	426			HPF	cal							Yes
lrs20000021_02	FeAr_R	23:45	15			LRS2	cal							Yes
lrs20000021_03	FeAr_R	23:46	15			LRS2	cal							Yes
lrs20000022_01	Hg_R	23:47	20			LRS2	cal							Yes
lrs20000022_02	Hg_R	23:48	20			LRS2	cal							Yes
lrs20000022_03	Hg_R	23:50	20			LRS2	cal							Yes
lrs20000023_01	Hg_B	23:51	15			LRS2	cal							Yes
0108	UNe Slave Cal	23:52	426			HPF	cal							Yes
lrs20000023_02	Hg_B	23:52	15			LRS2	cal							Yes
lrs20000023_03	Hg_B	23:54	15			LRS2	cal							Yes