HET Night Report Reader

Civil Date	Ephemerides
2026-03-21	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	01:15	02:00	02:28	11:36	12:05	12:51	-	04:19
Night Length	9:08		Sunset Temperature

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

Overlaps
TO Overlap	RA Overlap
Justen Pautzke	-

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
01:14	24.3	21.5	12:05	twilight	10:51
Total Time Open					10:51

Program	Night Priority	Science
02:28	Science

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
01:48	02:27	1.40	3.13	110	-7835	23.4	23.6	23.5	189	10	First of Night
07:52	07:57	1.13	1.76	110	-7005	20.7	21.2	21.3	203	16	Post-Observing
07:57	08:25	0.53	1.02	100	-6010	20.4	21.0	21.1	200	17	Stack/Re-stack
11:58	12:02	0.73	1.48	80	-5897	19.9	20.7	20.6	221	12	Post-Observing

Problem Reports
PR Number	Times	Time Lost	Description	Response
4776	04:18-04:19	00:01	Dome stopped at wrong position. 93.9 -> 94.6 CCW.

TO Comments	Clear 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	LFC Cal	00:01	106.5			HPF	cal							Yes
0002	Etalon Cal	00:04	159.8			HPF	cal							Yes
0003	UNe Slave Cal	00:07	426			HPF	cal							Yes
lrs20000001_01	flat_Qth_R	00:08	15			LRS2	cal							Yes
lrs20000001_02	flat_Qth_R	00:10	15			LRS2	cal							Yes
lrs20000001_03	flat_Qth_R	00:11	15			LRS2	cal							Yes
lrs20000001_04	flat_Qth_R	00:12	15			LRS2	cal							Yes
lrs20000001_05	flat_Qth_R	00:13	15			LRS2	cal							Yes
lrs20000002_01	flat_ldls_long_B	00:14	20			LRS2	cal							Yes
0004	UNe Slave Cal	00:15	426			HPF	cal							Yes
lrs20000002_02	flat_ldls_long_B	00:16	20			LRS2	cal							Yes
lrs20000002_03	flat_ldls_long_B	00:17	20			LRS2	cal							Yes
lrs20000003_01	Cd-A_B	00:18	29			LRS2	cal							Yes
lrs20000003_02	Cd-A_B	00:20	29			LRS2	cal							Yes
lrs20000003_03	Cd-A_B	00:21	29			LRS2	cal							Yes
0005	UNe Slave Cal	00:23	426			HPF	cal							Yes
lrs20000004_01	FeAr_R	00:23	15			LRS2	cal							Yes
lrs20000004_02	FeAr_R	00:24	15			LRS2	cal							Yes
lrs20000004_03	FeAr_R	00:25	15			LRS2	cal							Yes
lrs20000005_01	Hg_R	00:26	20			LRS2	cal							Yes
lrs20000005_02	Hg_R	00:28	20			LRS2	cal							Yes
lrs20000005_03	Hg_R	00:29	20			LRS2	cal							Yes
lrs20000006_01	Hg_B	00:30	15			LRS2	cal							Yes
0006	UNe Slave Cal	00:31	426			HPF	cal							Yes
lrs20000006_02	Hg_B	00:32	15			LRS2	cal							Yes
lrs20000006_03	Hg_B	00:33	15			LRS2	cal							Yes
0007	UNe Slave Cal	00:38	426			HPF	cal							Yes
virus0000001_01	flat_ldls_long	00:39	15			VIRUS	cal							Yes
virus0000001_02	flat_ldls_long	00:41	15			VIRUS	cal							Yes
virus0000001_03	flat_ldls_long	00:42	15			VIRUS	cal							Yes
virus0000002_01	Cd-A	00:43	15			VIRUS	cal							Yes
virus0000002_02	Cd-A	00:45	15			VIRUS	cal							Yes
0008	UNe Slave Cal	00:46	426			HPF	cal							Yes
virus0000002_03	Cd-A	00:46	15			VIRUS	cal							Yes
virus0000003_01	Hg	00:48	15			VIRUS	cal							Yes
virus0000003_02	Hg	00:49	15			VIRUS	cal							Yes
virus0000003_03	Hg	00:50	15			VIRUS	cal							Yes
lrs20000007_01	bias	00:52	0			LRS2	cal							Yes
virus0000004_01	bias	00:52	0			VIRUS	cal							Yes
lrs20000007_02	bias	00:53	0			LRS2	cal							Yes
virus0000004_02	bias	00:53	0			VIRUS	cal							Yes
lrs20000007_03	bias	00:53	0			LRS2	cal							Yes
virus0000004_03	bias	00:54	0			VIRUS	cal							Yes
lrs20000007_04	bias	00:54	0			LRS2	cal							Yes
virus0000004_04	bias	00:55	0			VIRUS	cal							Yes
lrs20000007_05	bias	00:55	0			LRS2	cal							Yes
virus0000004_05	bias	00:55	0			VIRUS	cal							Yes
lrs20000007_06	bias	00:56	0			LRS2	cal							Yes
virus0000004_06	bias	00:56	0			VIRUS	cal							Yes
lrs20000007_07	bias	00:57	0			LRS2	cal							Yes
virus0000004_07	bias	00:57	0			VIRUS	cal							Yes
lrs20000007_08	bias	00:58	0			LRS2	cal							Yes
virus0000004_08	bias	00:58	0			VIRUS	cal							Yes
lrs20000007_09	bias	00:58	0			LRS2	cal							Yes
virus0000004_09	bias	00:59	0			VIRUS	cal							Yes
lrs20000007_10	bias	00:59	0			LRS2	cal							Yes
virus0000004_10	bias	01:00	0			VIRUS	cal							Yes
lrs20000007_11	bias	01:00	0			LRS2	cal							Yes
virus0000004_11	bias	01:01	0			VIRUS	cal							Yes
lrs20000008_01	skyflat	01:20	7			LRS2	cal							Yes
lrs20000009_01	skyflat	01:21	10			LRS2	cal							Yes
lrs20000010_01	skyflat	01:22	13			LRS2	cal							Yes
lrs20000011_01	skyflat	01:23	16			LRS2	cal							Yes
lrs20000012_01	skyflat	01:24	22			LRS2	cal							Yes
lrs20000013_01	skyflat	01:25	30			LRS2	cal							Yes
virus0000005_01	skyflat	01:28	7			VIRUS	cal							Yes
virus0000006_01	skyflat	01:29	10			VIRUS	cal							Yes
virus0000007_01	skyflat	01:31	14			VIRUS	cal							Yes
virus0000008_01	skyflat	01:32	18			VIRUS	cal							Yes
virus0000009_01	skyflat	01:33	26			VIRUS	cal							Yes
lrs20000014_01	dark	01:50	360			LRS2	cal							Yes
virus0000010_01	dark	01:50	360			VIRUS	cal							Yes
lrs20000014_02	dark	01:56	360			LRS2	cal							Yes
virus0000010_02	dark	01:57	360			VIRUS	cal							Yes
lrs20000014_03	dark	02:03	360			LRS2	cal							Yes
virus0000010_03	dark	02:03	360			VIRUS	cal							Yes
virus0000011_01	parallel	02:33	1023			VIRUS	sci							Yes
0009	parallel	02:34	969.1	6.8	UT26-1-014	HPF	sci	1.23	0.86	20.24	0.95	502		P4
0010	LFC Cal	02:52	106.5			HPF	cal							Yes
0011	LFC Cal	02:56	106.5			HPF	cal							Yes
virus0000012_01	parallel	02:56	1600			VIRUS	sci							Yes
lrs20000015_01	parallel	02:56	1600	6.3	PSU26-1-012	LRS2-B	sci	1.48	0.84	21.36	0.98			Yes
0012	LFC Cal	02:59	106.5			HPF	cal							Yes
0013	LFC Cal	03:01	106.5			HPF	cal							Yes
virus0000012_02	parallel	03:24	1600			VIRUS	sci							Yes
lrs20000015_02	parallel	03:24	1600	1.3	PSU26-1-012	LRS2-B	sci	1.50	0.91	21.36	0.96			Yes
virus0000013_01	HZ21_042_E	03:58	60	7.0		VIRUS	spec	1.46	0.80	21.82	0.54			Yes
virus0000013_02	HZ21_042_E	04:00	60	1.0		VIRUS	spec	1.50	0.82	21.81	0.55			Yes
virus0000013_03	HZ21_042_E	04:03	60	2.0		VIRUS	spec	1.63	0.78	21.83	0.56			Yes
lrs20000016_01	HD55677_056_W	04:10	30	6.5		LRS2	spec	1.51	0.81	21.55	0.90			Yes
lrs20000017_01	HD55677_066_W	04:14	30	2.5		LRS2	spec	1.54	0.74	20.69	1.00			Yes
0014	LFC Cal	04:21	106.5			HPF	cal							Yes
lrs20000018_01	parallel	04:21	360			LRS2	sci							Yes
virus0000014_01	parallel	04:21	360	7.0	UT26-1-008	VIRUS	sci	1.56	0.79	21.69	0.94			Yes
0015	LFC Cal	04:23	106.5			HPF	cal							Yes
lrs20000018_02	parallel	04:28	360			LRS2	sci							Yes
virus0000014_02	parallel	04:28	360	1.0	UT26-1-008	VIRUS	sci	1.50	0.67	21.65	0.99			Yes
lrs20000018_03	parallel	04:35	360			LRS2	sci							Yes
virus0000014_03	parallel	04:35	360	1.0	UT26-1-008	VIRUS	sci	1.59	0.79	21.61	1.04			Yes
virus0000015_01	parallel	04:46	1417			VIRUS	sci							Yes
0016	parallel	04:47	308.9	5.9	UT26-1-009	HPF	sci	1.59	0.73	20.34	0.98	289		Yes
0017	parallel	04:53	308.9	0.9	UT26-1-009	HPF	sci	1.54	0.77	20.36	1.00	325		Yes
0018	parallel	04:58	308.9	0.9	UT26-1-009	HPF	sci	1.53	0.81	20.40	1.00	352		Yes
0019	parallel	05:04	308.9	-0.1	UT26-1-009	HPF	sci	1.51	0.78	20.42	1.00	358		Yes
lrs20000019_01	parallel	05:16	360			LRS2	sci							Yes
virus0000016_01	parallel	05:16	360	7.0	UT26-1-008	VIRUS	sci	1.45	0.97	21.74	0.80			Yes
0020	LFC Cal	05:17	106.5			HPF	cal							Yes
0021	LFC Cal	05:19	106.5			HPF	cal							Yes
lrs20000019_02	parallel	05:24	360			LRS2	sci							Yes
virus0000016_02	parallel	05:24	360	2.0	UT26-1-008	VIRUS	sci	1.49	0.92	21.73	0.79			Yes
lrs20000019_03	parallel	05:31	360			LRS2	sci							Yes
virus0000016_03	parallel	05:31	360	1.0	UT26-1-008	VIRUS	sci	1.46	1.00	21.73	0.79			Yes
lrs20000020_01	parallel	05:39	360			LRS2	sci							Yes
virus0000017_01	parallel	05:39	360	2.0	UT26-1-008	VIRUS	sci	1.59	0.90	21.72	0.80			Yes
0022	LFC Cal	05:40	106.5			HPF	cal							Yes
0023	LFC Cal	05:42	106.5			HPF	cal							Yes
lrs20000020_02	parallel	05:47	360			LRS2	sci							Yes
virus0000017_02	parallel	05:47	360	2.0	UT26-1-008	VIRUS	sci	1.59	0.91	21.69	0.81			Yes
lrs20000020_03	parallel	05:54	360			LRS2	sci							Yes
virus0000017_03	parallel	05:54	360	1.0	UT26-1-008	VIRUS	sci	1.63	0.90	21.69	0.81			Yes
0024	LFC Cal	06:05	106.5			HPF	cal							Yes
lrs20000021_01	parallel	06:05	600			LRS2	sci							Yes
virus0000018_01	parallel	06:05	600	5.0	UT26-1-018	VIRUS	sci	1.77	1.00	21.75	0.96			Yes
0025	LFC Cal	06:07	106.5			HPF	cal							Yes
0026	LFC Cal	06:10	106.5			HPF	cal							Yes
lrs20000021_02	parallel	06:16	600			LRS2	sci							Yes
virus0000018_02	parallel	06:16	600	1.0	UT26-1-018	VIRUS	sci	1.82	1.28	21.74	0.96			Yes
lrs20000021_03	parallel	06:27	600			LRS2	sci							Yes
virus0000018_03	parallel	06:27	600	1.0	UT26-1-018	VIRUS	sci	1.70	1.08	21.75	0.93			Yes
0027	LFC Cal	06:42	106.5			HPF	cal							Yes
lrs20000022_01	parallel	06:42	360			LRS2	sci							Yes
virus0000019_01	parallel	06:42	360	5.0	UT26-1-008	VIRUS	sci	1.71	1.06	21.97	0.93			Yes
0028	LFC Cal	06:45	106.5			HPF	cal							Yes
lrs20000022_02	parallel	06:49	360			LRS2	sci							Yes
virus0000019_02	parallel	06:49	360	1.0	UT26-1-008	VIRUS	sci	1.72	1.39	21.91	0.96			Yes
lrs20000022_03	parallel	06:56	360			LRS2	sci							Yes
virus0000019_03	parallel	06:57	360	2.0	UT26-1-008	VIRUS	sci	1.73	1.29	21.89	0.99			Yes
0029	LFC Cal	07:08	106.5			HPF	cal							Yes
lrs20000023_01	parallel	07:08	360			LRS2	sci							Yes
virus0000020_01	parallel	07:08	360	5.0	UT26-1-008	VIRUS	sci	1.78	1.19	21.68	0.92			Yes
0030	LFC Cal	07:10	106.5			HPF	cal							Yes
lrs20000023_02	parallel	07:15	360			LRS2	sci							Yes
virus0000020_02	parallel	07:15	360	1.0	UT26-1-008	VIRUS	sci	1.66	1.11	21.66	0.90			Yes
lrs20000023_03	parallel	07:22	360			LRS2	sci							Yes
virus0000020_03	parallel	07:22	360	1.0	UT26-1-008	VIRUS	sci	1.69	1.16	21.63	0.89			Yes
0031	parallel	07:34	969.1	6.8	PSU26-1-007	HPF	sci	2.07	1.06	20.71	0.77	32		Yes
virus0000021_01	parallel	07:34	1023			VIRUS	sci							Yes
0032	LFC Cal	07:52	106.5			HPF	cal							Yes
0033	LFC Cal	08:29	106.5			HPF	cal							Yes
lrs20000024_01	parallel	08:29	360			LRS2	sci							Yes
virus0000022_01	parallel	08:29	360	4.0	UT26-1-008	VIRUS	sci	1.62	1.23	21.96	0.98			Yes
0034	LFC Cal	08:31	106.5			HPF	cal							Yes
lrs20000024_02	parallel	08:36	360			LRS2	sci							Yes
virus0000022_02	parallel	08:36	360	1.0	UT26-1-008	VIRUS	sci	1.69	1.55	21.95	0.99			Yes
lrs20000024_03	parallel	08:43	360			LRS2	sci							Yes
virus0000022_03	parallel	08:43	360	1.0	UT26-1-008	VIRUS	sci	1.74	1.31	21.97	1.00			Yes
0035	LFC Cal	08:53	106.5			HPF	cal							Yes
lrs20000025_01	parallel	08:53	360			LRS2	sci							Yes
virus0000023_01	parallel	08:53	360	4.0	UT26-1-008	VIRUS	sci	1.74	1.44	22.03	0.92			Yes
0036	LFC Cal	08:56	106.5			HPF	cal							Yes
lrs20000025_02	parallel	09:00	360			LRS2	sci							Yes
virus0000023_02	parallel	09:00	360	1.0	UT26-1-008	VIRUS	sci	1.66	1.39	21.99	0.91			Yes
lrs20000025_03	parallel	09:07	360			LRS2	sci							Yes
virus0000023_03	parallel	09:08	360	2.0	UT26-1-008	VIRUS	sci	1.67	1.20	21.95	0.94			Yes
0037	HR4828_tell_std	09:20	117.2	6.0		HPF	telluric	1.69	1.15	20.22	0.97			Yes
0038	LFC Cal	09:26	106.5			HPF	cal							Yes
lrs20000026_01	parallel	09:26	360			LRS2	sci							Yes
virus0000024_01	parallel	09:26	360	4.0	UT26-1-008	VIRUS	sci	1.70	1.21	21.93	0.92			Yes
0039	LFC Cal	09:28	106.5			HPF	cal							Yes
lrs20000026_02	parallel	09:33	360			LRS2	sci							Yes
virus0000024_02	parallel	09:33	360	1.0	UT26-1-008	VIRUS	sci	1.81	1.40	21.90	0.88			Yes
lrs20000026_03	parallel	09:40	360			LRS2	sci							Yes
virus0000024_03	parallel	09:40	360	1.0	UT26-1-008	VIRUS	sci	1.54	1.28	21.86	0.89			Yes
0040	parallel	09:53	969.1	6.8	PSU26-1-024	HPF	sci	1.52	1.05	20.31	0.92	145		Yes
virus0000025_01	parallel	09:53	1023			VIRUS	sci							Yes
virus0000026_01	parallel	10:15	1023			VIRUS	sci							Yes
0041	parallel	10:16	969.1	6.8	PSU26-1-007	HPF	sci	1.79	1.05	20.27	0.68	6		Yes
0042	LFC Cal	10:33	106.5			HPF	cal							Yes
0043	parallel	10:38	788.1	5.9	UT26-1-006	HPF	sci	1.84	1.07	19.99	0.86	117		Yes
virus0000027_01	parallel	10:38	3397			VIRUS	sci							Yes
0044	parallel	10:52	788.1	0.9	UT26-1-006	HPF	sci	1.81	1.10	20.07	0.89	133		Yes
0045	parallel	11:06	788.1	0.9	UT26-1-006	HPF	sci	1.61	0.89	20.11	0.91	158		Yes
0046	parallel	11:20	788.1	0.9	UT26-1-006	HPF	sci	1.46	0.95	20.12	0.93	161		Yes
virus0000028_01	parallel	11:39	1023			VIRUS	sci							Yes
0047	parallel	11:40	969.1	6.8	UT26-1-014	HPF	sci	1.54	0.96	19.65	0.99	379		Yes
0048	LFC Cal	11:58	106.5			HPF	cal							Yes
lrs20000027_01	bias	11:58	0			LRS2	cal							Yes
virus0000029_01	bias	11:59	0			VIRUS	cal							Yes
virus0000030_01	Cd-A	12:03	15		ENG26-1-002	VIRUS	cal							Yes
virus0000031_01	Hg	12:05	15		ENG26-1-002	VIRUS	cal							Yes
0049	Dark	12:15	319.5			HPF	cal							Yes
0050	Quartz FCU	12:27	74.5			HPF	cal							Yes
0051	Quartz FCU	12:29	74.5			HPF	cal							Yes
0052	Quartz FCU	12:31	74.5			HPF	cal							Yes
0053	Quartz FCU	12:32	74.5			HPF	cal							Yes
0054	Quartz FCU	12:34	74.5			HPF	cal							Yes
0055	Quartz FCU	12:36	74.5			HPF	cal							Yes
0056	Quartz FCU	12:38	74.5			HPF	cal							Yes
0057	Alpha Bright Cal	12:40	85.2			HPF	cal							Yes
0058	Alpha Bright Cal	12:42	85.2			HPF	cal							Yes
0059	Alpha Bright Cal	12:44	85.2			HPF	cal							Yes
0060	Alpha Bright Cal	12:46	85.2			HPF	cal							Yes
0061	LFC FCU	12:49	106.5			HPF	cal							Yes
0062	LFC FCU	12:51	106.5			HPF	cal							Yes
0063	LFC FCU	12:53	106.5			HPF	cal							Yes
0064	LFC FCU	12:55	106.5			HPF	cal							Yes
0065	LFC FCU	12:58	106.5			HPF	cal							Yes
0066	LFC FCU	13:00	106.5			HPF	cal							Yes
0067	LFC Cal	13:03	106.5			HPF	cal							Yes
0068	LFC Cal	13:05	106.5			HPF	cal							Yes
0069	Etalon Cal	13:13	159.8			HPF	cal							Yes
0070	Etalon Cal	13:16	159.8			HPF	cal							Yes
0071	Etalon Cal	13:19	159.8			HPF	cal							Yes
0072	Etalon Cal	13:23	159.8			HPF	cal							Yes
0073	UNe Slave Cal	13:26	426			HPF	cal							Yes
0074	UNe Slave Cal	13:34	426			HPF	cal							Yes
0075	UNe Slave Cal	13:42	426			HPF	cal							Yes
0076	UNe Slave Cal	13:50	426			HPF	cal							Yes
0077	UNe Slave Cal	13:57	426			HPF	cal							Yes
0078	UNe Slave Cal	14:05	426			HPF	cal							Yes
0080	LFC Cal	23:03	106.5			HPF	cal							Yes
lrs20009900_01	bias	23:15	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	23:15	20			VIRUS	cal							Yes
virus0009901_01	bias	23:17	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	23:17	20			LRS2	cal							Yes
virus0009902_01	dark	23:19	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	23:20	29			LRS2	cal							Yes
lrs20009903_01	FeAr_R	23:21	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	23:22	15			LRS2	cal							Yes
0081	Dark	23:25	319.5			HPF	cal							Yes
0082	Quartz FCU	23:32	74.5			HPF	cal							Yes
0083	Quartz FCU	23:34	74.5			HPF	cal							Yes
0084	Quartz FCU	23:36	74.5			HPF	cal							Yes
0085	Quartz FCU	23:37	74.5			HPF	cal							Yes
0086	Quartz FCU	23:39	74.5			HPF	cal							Yes
0087	Quartz FCU	23:41	74.5			HPF	cal							Yes
0088	Quartz FCU	23:43	74.5			HPF	cal							Yes
0089	Alpha Bright Cal	23:45	85.2			HPF	cal							Yes
0090	Alpha Bright Cal	23:47	85.2			HPF	cal							Yes
0091	Alpha Bright Cal	23:49	85.2			HPF	cal							Yes
0092	Alpha Bright Cal	23:51	85.2			HPF	cal							Yes
0093	LFC FCU	23:54	106.5			HPF	cal							Yes
0094	LFC FCU	23:56	106.5			HPF	cal							Yes
0095	LFC Cal	23:59	106.5			HPF	cal							Yes