HET Night Report Reader

Civil Date	Ephemerides
2025-12-09	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	00:02	00:51	01:21	12:17	12:46	13:35	05:07	-
Night Length	10:56		Sunset Temperature

On-Duty Personnel
Resident Astronomer	Telescope Operator
Sergey Rostopchin / Jose Fernandez	Justen Pautzke

Overlaps
TO Overlap	RA Overlap
-	Zach Vanderbosch

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
23:38	11.2	11.2	05:05	wind	05:27
11:00	10.0	10.8	13:00	twilight	02:00
Total Time Open					7:27

Program	Night Priority	Science
01:21	Science
02:12	Idle due to weather (bad seeing)
02:47	Science
04:26	Idle due to weather (high wind)
11:18	Science

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
00:31	01:27	0.39	0.62	-33	-814	11.0	11.3	11.3	275	18	First of Night
12:50	12:58	0.83	1.24	-163	-814	9.1	9.7	9.6	328	18	Post-Observing

Problem Reports					no PRs

TO Comments	Calm and clear to start then closed for high wind and dust part of the night with decreasing temperatures.

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	00:11	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	00:16	7			VIRUS	cal							Yes
virus0000002_01	skyflat	00:18	10			VIRUS	cal							Yes
virus0000003_01	skyflat	00:19	14			VIRUS	cal							Yes
virus0000004_01	skyflat	00:20	18			VIRUS	cal							Yes
virus0000005_01	skyflat	00:22	26			VIRUS	cal							Yes
0001	UNe Slave Cal	00:24	426			HPF	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	00:27	15			LRS2	cal							Yes
lrs20000007_04	flat_Qth_R	00:28	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
0002	UNe Slave Cal	00:32	426			HPF	cal							Yes
lrs20000008_02	flat_ldls_long_B	00:32	20			LRS2	cal							Yes
lrs20000008_03	flat_ldls_long_B	00:33	20			LRS2	cal							Yes
lrs20000009_01	Cd-A_B	00:35	29			LRS2	cal							Yes
lrs20000009_02	Cd-A_B	00:36	29			LRS2	cal							Yes
lrs20000009_03	Cd-A_B	00:38	29			LRS2	cal							Yes
lrs20000010_01	FeAr_R	00:39	15			LRS2	cal							Yes
0003	UNe Slave Cal	00:40	426			HPF	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	00:44	20			LRS2	cal							Yes
lrs20000011_03	Hg_R	00:46	20			LRS2	cal							Yes
0004	UNe Slave Cal	00:47	426			HPF	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
0005	UNe Slave Cal	00:55	426			HPF	cal							Yes
virus0000006_01	flat_ldls_long	00:57	15			VIRUS	cal							Yes
virus0000006_02	flat_ldls_long	00:58	15			VIRUS	cal							Yes
virus0000006_03	flat_ldls_long	01:00	15			VIRUS	cal							Yes
virus0000007_01	Cd-A	01:01	15			VIRUS	cal							Yes
virus0000007_02	Cd-A	01:02	15			VIRUS	cal							Yes
0006	UNe Slave Cal	01:03	426			HPF	cal							Yes
virus0000007_03	Cd-A	01:04	15			VIRUS	cal							Yes
virus0000008_01	Hg	01:05	15			VIRUS	cal							Yes
virus0000008_02	Hg	01:07	15			VIRUS	cal							Yes
virus0000008_03	Hg	01:08	15			VIRUS	cal							Yes
lrs20000013_01	dark	01:10	360			LRS2	cal							Yes
virus0000009_01	dark	01:10	360			VIRUS	cal							Yes
lrs20000013_02	dark	01:17	360			LRS2	cal							Yes
virus0000009_02	dark	01:17	360			VIRUS	cal							Yes
lrs20000014_01	parallel	01:31	360			LRS2	sci							Yes
virus0000010_01	QID 950	01:31	360	4.0	PSU26-1-017	VIRUS	sci	2.77	2.12	21.77	0.85			Yes
0007	LFC Cal	01:32	106.5			HPF	cal							Yes
0008	LFC Cal	01:34	106.5			HPF	cal							Yes
lrs20000014_02	parallel	01:38	360			LRS2	sci							Yes
virus0000010_02	QID 950	01:39	360	2.0	PSU26-1-017	VIRUS	sci	2.56	2.02	21.77	0.85			Yes
lrs20000014_03	parallel	01:46	360			LRS2	sci							Yes
virus0000010_03	QID 950	01:46	360	1.0	PSU26-1-017	VIRUS	sci	2.35	1.88	21.76	0.86			Yes
0009	LFC Cal	02:02	106.5			HPF	cal							Yes
virus0000011_01	parallel	02:02	600			VIRUS	sci							Yes
lrs20000015_01	QID 455	02:02	600	10.0	PSU26-1-014	LRS2-B	sci	2.32	1.79	21.60	0.94			P4
0010	LFC Cal	02:04	106.5			HPF	cal							Yes
0011	LFC Cal	02:06	106.5			HPF	cal							Yes
lrs20000016_01	parallel	02:17	540			LRS2	sci							Yes
0012	LFC Cal	02:18	106.5			HPF	cal							Yes
virus0000012_01	QID 518	02:18	540	6.0	PSU26-1-017	VIRUS	sci	2.65	1.86	21.73	1.00		bad seeing. hit end of track due to increased exp time. last dither 3 minutes shorter	No
0013	LFC Cal	02:20	106.5			HPF	cal							Yes
0014	LFC Cal	02:22	106.5			HPF	cal							Yes
lrs20000016_02	parallel	02:28	540			LRS2	sci							Yes
virus0000012_02	QID 518	02:28	540	1.0	PSU26-1-017	VIRUS	sci	2.65	1.86	21.52	1.14			No
lrs20000016_03	parallel	02:38	540			LRS2	sci							Yes
virus0000012_03	QID 518	02:38	540	1.0	PSU26-1-017	VIRUS	sci	2.63	1.75	21.38	1.23			No
virus0000013_01	parallel	02:48	1984			VIRUS	sci							Yes
0015	QID 130	02:49	617.7	1.7	UT26-1-009	HPF	sci	2.37	1.77	20.28	0.69			Yes
0016	QID 130	03:00	617.7	0.7	UT26-1-009	HPF	sci	2.08	1.68	20.28	0.76			Yes
0017	QID 130	03:11	617.7	0.7	UT26-1-009	HPF	sci	2.25	1.81	20.26	0.78			Yes
0018	LFC Cal	03:29	106.5			HPF	cal							Yes
lrs20000017_01	parallel	03:29	480			LRS2	sci							Yes
virus0000014_01	QID 890	03:29	480	8.0	PSU26-1-017	VIRUS	sci	2.07	1.48	21.76	0.81			Yes
0019	LFC Cal	03:31	106.5			HPF	cal							Yes
0020	LFC Cal	03:34	106.5			HPF	cal							Yes
lrs20000017_02	parallel	03:38	480			LRS2	sci							Yes
virus0000014_02	QID 890	03:38	480	1.0	PSU26-1-017	VIRUS	sci	2.09	1.61	21.76	0.78			Yes
lrs20000017_03	parallel	03:47	480			LRS2	sci							Yes
virus0000014_03	QID 890	03:47	480	1.0	PSU26-1-017	VIRUS	sci	2.14	1.92	21.73	0.73			Yes
lrs20000018_01	parallel	03:59	480			LRS2	sci							Yes
virus0000015_01	QID 795	03:59	480	4.0	PSU26-1-017	VIRUS	sci	2.70	1.85	21.77	0.84			Yes
0021	LFC Cal	04:00	106.5			HPF	cal							Yes
0022	LFC Cal	04:02	106.5			HPF	cal							Yes
0023	LFC Cal	04:04	106.5			HPF	cal							Yes
lrs20000018_02	parallel	04:09	480			LRS2	sci							Yes
virus0000015_02	QID 795	04:09	480	2.0	PSU26-1-017	VIRUS	sci	2.57	1.63	21.74	0.84			Yes
lrs20000018_03	parallel	04:18	480			LRS2	sci							Yes
virus0000015_03	QID 795	04:18	480	1.0	PSU26-1-017	VIRUS	sci	2.25	1.49	21.71	0.83			Yes
0024	LFC Cal	04:30	106.5			HPF	cal							Yes
lrs20000019_01	parallel	04:30	540			LRS2	sci							Yes
virus0000016_01	QID 966	04:30	540	4.0	PSU26-1-017	VIRUS	sci	2.57	2.22	21.75	0.94		high wind, bad seeing	No
0025	LFC Cal	04:32	106.5			HPF	cal							Yes
0026	LFC Cal	04:34	106.5			HPF	cal							Yes
lrs20000019_02	parallel	04:40	540			LRS2	sci							Yes
virus0000016_02	QID 966	04:40	540	1.0	PSU26-1-017	VIRUS	sci	2.84	2.25	21.65	0.93			No
lrs20000019_03	parallel	04:50	540			LRS2	sci							Yes
virus0000016_03	QID 966	04:50	540	1.0	PSU26-1-017	VIRUS	sci	2.76	2.06	21.50	1.02			No
lrs20000020_01	dark	05:01	360			LRS2	cal							Yes
virus0000017_01	dark	05:01	360			VIRUS	cal							Yes
0027	LFC Cal	05:02	106.5			HPF	cal							Yes
0028	LFC Cal	05:04	106.5			HPF	cal							Yes
0029	LFC Cal	05:07	106.5			HPF	cal							Yes
lrs20000020_02	dark	05:08	360			LRS2	cal							Yes
virus0000017_02	dark	05:08	360			VIRUS	cal							Yes
lrs20000020_03	dark	05:14	360			LRS2	cal							Yes
virus0000017_03	dark	05:15	360			VIRUS	cal							Yes
0030	LFC Cal	06:29	106.5			HPF	cal							Yes
0031	LFC Cal	06:31	106.5			HPF	cal							Yes
0032	LFC Cal	06:33	106.5			HPF	cal							Yes
0033	LFC Cal	07:19	106.5			HPF	cal							Yes
0034	LFC Cal	07:21	106.5			HPF	cal							Yes
0035	LFC Cal	07:23	106.5			HPF	cal							Yes
virus0000018_01	dark	08:11	360		ENG25-3-004	VIRUS	cal							Yes
virus0000018_02	dark	08:18	360		ENG25-3-004	VIRUS	cal							Yes
virus0000018_03	dark	08:25	360		ENG25-3-004	VIRUS	cal							Yes
virus0000018_04	dark	08:32	360		ENG25-3-004	VIRUS	cal							Yes
virus0000018_05	dark	08:39	360		ENG25-3-004	VIRUS	cal							Yes
virus0000018_06	dark	08:45	360		ENG25-3-004	VIRUS	cal							Yes
virus0000018_07	dark	08:52	360		ENG25-3-004	VIRUS	cal							Yes
virus0000018_08	dark	08:59	360		ENG25-3-004	VIRUS	cal							Yes
virus0000018_09	dark	09:06	360		ENG25-3-004	VIRUS	cal							Yes
virus0000018_10	dark	09:13	360		ENG25-3-004	VIRUS	cal							Yes
0036	LFC Cal	10:07	106.5			HPF	cal							Yes
0037	LFC Cal	10:10	106.5			HPF	cal							Yes
0038	LFC Cal	10:12	106.5			HPF	cal							Yes
0039	LFC Cal	11:05	106.5			HPF	cal							Yes
virus0000019_01	parallel	11:05	300			VIRUS	sci							Yes
lrs20000021_01	QID 99	11:05	300	4.0	PSU26-1-013	LRS2-R	sci	2.36		19.04	0.94			No
0040	LFC Cal	11:07	106.5			HPF	cal							Yes
0041	LFC Cal	11:14	106.5			HPF	cal							Yes
lrs20000022_01	QID 73	11:14	240	4.0	PSU26-1-003	LRS2-B	sci	2.79		19.35	0.94			No
0042	QID 1072	11:27	32	8.5	PSU26-1-011	HPF	sci	2.26		19.63	0.74			Yes
0043	LFC Cal	11:29	106.5			HPF	cal							Yes
virus0000020_01	parallel	11:32	1959			VIRUS	sci							Yes
0044	QID 434	11:33	915.9	5.7	G26-1-002	HPF	sci	2.23		19.79	0.69			Yes
0045	QID 434	11:49	915.9	0.7	G26-1-002	HPF	sci	2.03		19.83	0.73			Yes
0046	LFC Cal	12:06	106.5			HPF	cal							Yes
0047	LFC Cal	12:10	106.5			HPF	cal							Yes
virus0000021_01	parallel	12:10	1800			VIRUS	sci							Yes
lrs20000023_01	QID 1116	12:10	1800	6.0	UT26-1-004	LRS2-R	sci	2.51		19.33	0.94			Yes
0048	LFC Cal	12:12	106.5			HPF	cal							Yes
0049	LFC Cal	12:15	106.5			HPF	cal							Yes
lrs20000024_01	BD+541216_056_W	12:46	60	6.0		LRS2	spec	3.03		18.76	0.74			Yes
lrs20000025_01	BD+541216_066_W	12:49	30	2.5		LRS2	spec	2.77		18.35	0.91			Yes
lrs20000026_01	bias	12:51	0			LRS2	cal							Yes
virus0000022_01	bias	12:52	0			VIRUS	cal							Yes
virus0000023_01	Cd-A	12:56	15		ENG26-1-002	VIRUS	cal							Yes
virus0000024_01	Hg	12:57	15		ENG26-1-002	VIRUS	cal							Yes
0050	Dark	13:05	319.5			HPF	cal							Yes
0051	Quartz FCU	13:17	74.5			HPF	cal							Yes
0052	Quartz FCU	13:18	74.5			HPF	cal							Yes
0053	Quartz FCU	13:20	74.5			HPF	cal							Yes
0054	Quartz FCU	13:22	74.5			HPF	cal							Yes
0055	Quartz FCU	13:24	74.5			HPF	cal							Yes
0056	Quartz FCU	13:26	74.5			HPF	cal							Yes
0057	Quartz FCU	13:27	74.5			HPF	cal							Yes
0058	Alpha Bright Cal	13:30	85.2			HPF	cal							Yes
0059	Alpha Bright Cal	13:32	85.2			HPF	cal							Yes
0060	Alpha Bright Cal	13:34	85.2			HPF	cal							Yes
0061	Alpha Bright Cal	13:35	85.2			HPF	cal							Yes
0062	LFC FCU	13:38	106.5			HPF	cal							Yes
0063	LFC FCU	13:41	106.5			HPF	cal							Yes
0064	LFC FCU	13:43	106.5			HPF	cal							Yes
0065	LFC FCU	13:45	106.5			HPF	cal							Yes
0066	LFC FCU	13:48	106.5			HPF	cal							Yes
0067	LFC FCU	13:50	106.5			HPF	cal							Yes
0068	LFC Cal	13:53	106.5			HPF	cal							Yes
0069	LFC Cal	13:55	106.5			HPF	cal							Yes
0070	Etalon Cal	14:03	159.8			HPF	cal							Yes
0071	Etalon Cal	14:06	159.8			HPF	cal							Yes
0072	Etalon Cal	14:09	159.8			HPF	cal							Yes
0073	Etalon Cal	14:13	159.8			HPF	cal							Yes
0074	UNe Slave Cal	14:16	426			HPF	cal							Yes
0075	UNe Slave Cal	14:24	426			HPF	cal							Yes
0076	UNe Slave Cal	14:32	426			HPF	cal							Yes
0077	UNe Slave Cal	14:39	426			HPF	cal							Yes
0078	UNe Slave Cal	14:47	426			HPF	cal							Yes
0079	UNe Slave Cal	14:55	426			HPF	cal							Yes
0093	LFC Cal	22:18	106.5			HPF	cal							Yes
lrs20009900_01	bias	22:28	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	22:29	20			VIRUS	cal							Yes
virus0009901_01	bias	22:30	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	22:31	20			LRS2	cal							Yes
virus0009902_01	dark	22:32	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	22:33	29			LRS2	cal							Yes
lrs20009903_01	FeAr_R	22:35	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	22:36	15			LRS2	cal							Yes
0094	Dark	22:42	319.5			HPF	cal							Yes
0095	Quartz FCU	22:48	74.5			HPF	cal							Yes
0096	Quartz FCU	22:50	74.5			HPF	cal							Yes
0097	Quartz FCU	22:52	74.5			HPF	cal							Yes
0098	Quartz FCU	22:54	74.5			HPF	cal							Yes
0099	Quartz FCU	22:55	74.5			HPF	cal							Yes
0100	Quartz FCU	22:57	74.5			HPF	cal							Yes
0101	Quartz FCU	22:59	74.5			HPF	cal							Yes
0102	Alpha Bright Cal	23:01	85.2			HPF	cal							Yes
0103	Alpha Bright Cal	23:03	85.2			HPF	cal							Yes
0104	Alpha Bright Cal	23:05	85.2			HPF	cal							Yes
0105	Alpha Bright Cal	23:07	85.2			HPF	cal							Yes
0106	LFC FCU	23:10	106.5			HPF	cal							Yes
0107	LFC FCU	23:12	106.5			HPF	cal							Yes
0108	LFC Cal	23:15	106.5			HPF	cal							Yes
0109	LFC Cal	23:17	106.5			HPF	cal							Yes
0110	Etalon Cal	23:20	159.8			HPF	cal							Yes
lrs20000031_01	bias	23:25	0			LRS2	cal							Yes
virus0000033_01	bias	23:25	0			VIRUS	cal							Yes
lrs20000031_02	bias	23:25	0			LRS2	cal							Yes
virus0000033_02	bias	23:26	0			VIRUS	cal							Yes
lrs20000031_03	bias	23:26	0			LRS2	cal							Yes
virus0000033_03	bias	23:26	0			VIRUS	cal							Yes
lrs20000031_04	bias	23:27	0			LRS2	cal							Yes
virus0000033_04	bias	23:27	0			VIRUS	cal							Yes
lrs20000031_05	bias	23:28	0			LRS2	cal							Yes
virus0000033_05	bias	23:28	0			VIRUS	cal							Yes
lrs20000031_06	bias	23:29	0			LRS2	cal							Yes
virus0000033_06	bias	23:29	0			VIRUS	cal							Yes
lrs20000031_07	bias	23:30	0			LRS2	cal							Yes
virus0000033_07	bias	23:30	0			VIRUS	cal							Yes
lrs20000031_08	bias	23:31	0			LRS2	cal							Yes
virus0000033_08	bias	23:31	0			VIRUS	cal							Yes
lrs20000031_09	bias	23:31	0			LRS2	cal							Yes
virus0000033_09	bias	23:32	0			VIRUS	cal							Yes
lrs20000031_10	bias	23:32	0			LRS2	cal							Yes
virus0000033_10	bias	23:33	0			VIRUS	cal							Yes
lrs20000031_11	bias	23:33	0			LRS2	cal							Yes
virus0000033_11	bias	23:33	0			VIRUS	cal							Yes
0111	twilight	23:59	298.2			HPF	cal							Yes