HET Night Report Reader

Civil Date	Ephemerides
2025-11-21	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	00:03	00:51	01:20	12:04	12:33	13:21	-	00:56
Night Length	10:44		Sunset Temperature

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

Overlaps
TO Overlap	RA Overlap
-	Sergey Rostopchin

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
00:05	9.9	9.1	12:29	twilight	12:24
Total Time Open					12:24

Program	Night Priority	Science
01:20	Science
10:22	Idle due to weather (Clouds)
11:33	Science

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
00:30	00:57	0.39	0.60	-27	-1032	9.4	9.6	9.4	278	4	First of Night
12:25	12:28	0.40	0.77	290	-580	8.4	9.4	9.4	127	10	Post-Observing

Problem Reports
PR Number	Times	Time Lost	Description	Response
6587	02:41-02:45	00:04	HObs Wouldn't Execute Schedule For Target, Claiming is was Already Observed	Restarted HObs to execute observation.
6570	06:30-06:44	00:14	HObs Scheduled Target Observed Earlier in the Night with SYNFREQ = RAND1-2	Aborted object and moved to next target.
6581	12:29-12:29	00:00	Shutter stuck at NEAR_CLOSED when closing at EON. Left in NEAR_CLOSED state for inspection.

TO Comments	Mostly clear and calm night with some difficult seeing.

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	00:12	7			LRS2	cal							Yes
lrs20000002_01	skyflat	00:13	10			LRS2	cal							Yes
lrs20000003_01	skyflat	00:14	13			LRS2	cal							Yes
lrs20000004_01	skyflat	00:15	16			LRS2	cal							Yes
lrs20000005_01	skyflat	00:16	22			LRS2	cal							Yes
lrs20000006_01	skyflat	00:18	30			LRS2	cal							Yes
virus0000001_01	skyflat	00:19	7			VIRUS	cal							Yes
virus0000002_01	skyflat	00:20	10			VIRUS	cal							Yes
virus0000003_01	skyflat	00:21	14			VIRUS	cal							Yes
virus0000004_01	skyflat	00:23	18			VIRUS	cal							Yes
virus0000005_01	skyflat	00:24	26			VIRUS	cal							Yes
virus0000006_01	flat_ldls_long	00:33	15			VIRUS	cal							Yes
virus0000006_02	flat_ldls_long	00:35	15			VIRUS	cal							Yes
virus0000006_03	flat_ldls_long	00:36	15			VIRUS	cal							Yes
virus0000007_01	Cd-A	00:38	15			VIRUS	cal							Yes
virus0000007_02	Cd-A	00:39	15			VIRUS	cal							Yes
virus0000007_03	Cd-A	00:41	15			VIRUS	cal							Yes
virus0000008_01	Hg	00:42	15			VIRUS	cal							Yes
virus0000008_02	Hg	00:43	15			VIRUS	cal							Yes
virus0000008_03	Hg	00:45	15			VIRUS	cal							Yes
lrs20000007_01	dark	00:48	360			LRS2	cal							Yes
virus0000009_01	dark	00:48	360			VIRUS	cal							Yes
lrs20000007_02	dark	00:55	360			LRS2	cal							Yes
virus0000009_02	dark	00:55	360			VIRUS	cal							Yes
0001	LFC Cal	01:07	106.5			HPF	cal							Yes
0002	parallel	01:10	617.7	11.7	UT25-3-019	HPF	sci	1.29	0.87	20.14	0.94	59	Started the exposure too close to end-of-track, third exposure aborted.	No
virus0000010_01	parallel	01:10	1984			VIRUS	sci							Yes
0003	parallel	01:21	617.7	0.7	UT25-3-019	HPF	sci	1.30	1.02	20.13	0.92	50		No
0004	LFC Cal	01:33	106.5			HPF	cal							Yes
0005	parallel	01:39	969.1	6.8	UT25-3-009	HPF	sci	1.42	0.93	19.95	0.97	45		P4
virus0000011_01	parallel	01:39	2047			VIRUS	sci							Yes
0006	parallel	01:56	969.1	1.8	UT25-3-009	HPF	sci	1.28	0.90	19.90	0.95	44		P4
0007	LFC Cal	02:21	106.5			HPF	cal							Yes
lrs20000008_01	parallel	02:21	360			LRS2	sci							Yes
virus0000012_01	parallel	02:21	360	8.0	UT25-3-012	VIRUS	sci	1.57		21.95	0.73			Yes
0008	LFC Cal	02:23	106.5			HPF	cal							Yes
lrs20000008_02	parallel	02:28	360			LRS2	sci							Yes
virus0000012_02	parallel	02:28	360	1.0	UT25-3-012	VIRUS	sci	1.35	0.79	21.83	0.86			Yes
lrs20000008_03	parallel	02:35	360			LRS2	sci							Yes
virus0000012_03	parallel	02:35	360	1.0	UT25-3-012	VIRUS	sci	1.31	0.84	21.79	0.96			Yes
0009	parallel	02:51	969.1	9.8	PSU25-3-014	HPF	sci	1.58		20.02	0.84	181		Yes
virus0000013_01	parallel	02:51	2047			VIRUS	sci							Yes
0010	parallel	03:08	969.1	0.8	PSU25-3-014	HPF	sci	1.73	1.04	19.92	0.91	189		Yes
0011	LFC Cal	03:26	106.5			HPF	cal							Yes
0012	parallel	03:33	969.1	9.8	PSU25-3-014	HPF	sci	1.68	0.93	19.91	0.96	60		Yes
virus0000014_01	parallel	03:33	2047			VIRUS	sci							Yes
0013	parallel	03:51	969.1	0.8	PSU25-3-014	HPF	sci	1.70	1.29	19.92	0.92	52		Yes
0014	LFC Cal	04:09	106.5			HPF	cal							Yes
0015	parallel	04:12	617.7	5.7	UT25-3-002	HPF	sci	1.74	1.23	20.09	0.79	61		Yes
virus0000015_01	parallel	04:12	1984			VIRUS	sci							Yes
0016	parallel	04:24	617.7	0.7	UT25-3-002	HPF	sci	1.46	0.94	20.08	0.80	73		Yes
0017	parallel	04:35	617.7	0.7	UT25-3-002	HPF	sci	1.43	0.93	20.02	0.85	65		Yes
lrs20000009_01	G191B2B_056_E	04:53	60	8.0		LRS2	spec	1.24	0.88	21.94	0.82			Yes
lrs20000010_01	G191B2B_066_E	04:57	120	3.0		LRS2	spec	1.33	0.84	20.62	1.01			Yes
virus0000016_01	parallel	05:05	2047			VIRUS	sci							Yes
0018	parallel	05:06	969.1	6.8	PSU25-3-014	HPF	sci	1.32	0.78	20.09	0.92	103		Yes
0019	parallel	05:23	969.1	0.8	PSU25-3-014	HPF	sci	1.33	0.77	20.06	0.95	113		Yes
0020	LFC Cal	05:41	106.5			HPF	cal							Yes
lrs20000011_01	parallel	05:44	360			LRS2	sci							Yes
virus0000017_01	parallel	05:44	360	5.0	UT25-3-017	VIRUS	sci	1.34	0.81	21.68	1.09			Yes
0021	LFC Cal	05:45	106.5			HPF	cal							Yes
0022	LFC Cal	05:47	106.5			HPF	cal							Yes
lrs20000011_02	parallel	05:52	360			LRS2	sci							Yes
virus0000017_02	parallel	05:52	360	2.0	UT25-3-017	VIRUS	sci	1.29	0.86	21.50	1.25			Yes
lrs20000011_03	parallel	05:59	360			LRS2	sci							Yes
virus0000017_03	parallel	05:59	360	1.0	UT25-3-017	VIRUS	sci	1.28	0.92	21.44	1.34			Yes
0023	LFC Cal	06:09	106.5			HPF	cal							Yes
lrs20000012_01	parallel	06:09	360			LRS2	sci							Yes
virus0000018_01	parallel	06:09	360	4.0	UT25-3-017	VIRUS	sci	1.61	0.91	21.81	0.94			Yes
0024	LFC Cal	06:12	106.5			HPF	cal							Yes
lrs20000012_02	parallel	06:16	360			LRS2	sci							Yes
virus0000018_02	parallel	06:17	360	2.0	UT25-3-017	VIRUS	sci	1.64	0.96	21.79	0.90			Yes
lrs20000012_03	parallel	06:24	360			LRS2	sci							Yes
virus0000018_03	parallel	06:24	360	1.0	UT25-3-017	VIRUS	sci	1.62	0.85	21.75	0.90			Yes
0025	LFC Cal	06:48	106.5			HPF	cal							Yes
lrs20000013_01	parallel	06:48	180	4.0	UT25-3-015	LRS2-B	sci	1.51	0.89	21.80	0.84			P4
0026	LFC Cal	06:54	106.5			HPF	cal							Yes
virus0000019_01	parallel	06:54	360			VIRUS	sci							Yes
lrs20000014_01	parallel	06:54	360	3.0	UT25-3-015	LRS2-R	sci	1.51	0.86	20.60	0.98			P4
0027	LFC Cal	06:57	106.5			HPF	cal							Yes
0028	LFC Cal	07:07	106.5			HPF	cal							Yes
virus0000020_01	parallel	07:07	300			VIRUS	sci							Yes
lrs20000015_01	parallel	07:07	300	7.0	M25-3-011	LRS2-B	sci	1.74	0.80	21.85	0.87			Yes
0029	LFC Cal	07:10	106.5			HPF	cal							Yes
0030	LFC Cal	07:20	106.5			HPF	cal							Yes
virus0000021_01	parallel	07:20	300			VIRUS	sci							Yes
lrs20000016_01	parallel	07:20	300	8.0	M25-3-011	LRS2-R	sci	1.64	0.78	20.69	1.04			Yes
0031	LFC Cal	07:22	106.5			HPF	cal							Yes
virus0000022_01	parallel	07:32	2047			VIRUS	sci							Yes
0032	parallel	07:33	969.1	7.8	PSU25-3-014	HPF	sci	1.47	0.86	20.13	0.91	113		Yes
0033	parallel	07:50	969.1	0.8	PSU25-3-014	HPF	sci	1.47	0.86	20.13	0.92	138		Yes
0034	LFC Cal	08:08	106.5			HPF	cal							Yes
0035	parallel	08:16	969.1	9.8	PSU25-3-014	HPF	sci	1.92	1.12	20.01	1.01	64		Yes
virus0000023_01	parallel	08:16	2047			VIRUS	sci							Yes
0036	parallel	08:33	969.1	0.8	PSU25-3-014	HPF	sci	2.00	1.62	19.90	0.99	69		Yes
0037	LFC Cal	08:51	106.5			HPF	cal							Yes
0038	parallel	08:58	617.7	8.7	UT25-3-019	HPF	sci	1.61	1.34	20.01	0.87	65		Yes
virus0000024_01	parallel	08:58	1984			VIRUS	sci							Yes
0039	parallel	09:09	617.7	0.7	UT25-3-019	HPF	sci	1.64	1.10	19.99	0.75	55		Yes
0040	parallel	09:20	617.7	1.7	UT25-3-019	HPF	sci	1.76	1.00	19.98	0.71	46		Yes
0041	LFC Cal	09:32	106.5			HPF	cal							Yes
virus0000025_01	G191B2B_052_W	09:37	60	6.0		VIRUS	spec	2.00	1.88	21.54	1.17			Yes
virus0000025_02	G191B2B_052_W	09:39	60	1.0		VIRUS	spec	2.26	1.84	21.52	1.17			Yes
virus0000025_03	G191B2B_052_W	09:42	60	2.0		VIRUS	spec	2.08	1.70	21.57	1.15			Yes
0042	parallel	09:48	969.1	5.8	UT25-3-013	HPF	sci	2.06	1.83	19.80	0.81	133		P4
virus0000026_01	parallel	09:48	2047			VIRUS	sci							Yes
0043	parallel	10:05	969.1	0.8	UT25-3-013	HPF	sci	1.93	1.56	19.78	0.51	128	Some thin clouds rolling in during exposure.	P4
0044	LFC Cal	10:23	106.5			HPF	cal							Yes
0045	LFC Cal	10:29	106.5			HPF	cal							Yes
virus0000027_01	parallel	10:29	600			VIRUS	sci							Yes
lrs20000017_01	parallel	10:29	600	7.0	M25-3-002	LRS2-B	sci	2.08	1.47	21.55	0.14		Clouds, low transparency.	No
0046	LFC Cal	10:32	106.5			HPF	cal							Yes
0047	LFC Cal	10:34	106.5			HPF	cal							Yes
virus0000028_01	parallel	10:44	600			VIRUS	sci							Yes
lrs20000018_01	parallel	10:44	600	5.0	M25-3-002	LRS2-R	sci	1.64	0.86	20.42	0.51			No
0048	LFC Cal	10:45	106.5			HPF	cal							Yes
0049	LFC Cal	10:47	106.5			HPF	cal							Yes
0050	LFC Cal	10:49	106.5			HPF	cal							Yes
lrs20000019_01	parallel	11:00	600			LRS2	sci							Yes
virus0000029_01	parallel	11:00	600	6.0	PSU25-3-016	VIRUS	sci	1.55	0.91	21.69	0.53			No
0051	LFC Cal	11:01	106.5			HPF	cal							Yes
0052	LFC Cal	11:03	106.5			HPF	cal							Yes
0053	LFC Cal	11:05	106.5			HPF	cal							Yes
lrs20000019_02	parallel	11:12	600			LRS2	sci							Yes
virus0000029_02	parallel	11:12	600	2.0	PSU25-3-016	VIRUS	sci	1.63	1.06	21.56	0.47		Clouds, low transparency.	No
lrs20000019_03	parallel	11:23	600			LRS2	sci							Yes
virus0000029_03	parallel	11:23	600	1.0	PSU25-3-016	VIRUS	sci	1.62	1.14	21.59	0.63			No
virus0000030_01	parallel	11:39	2083			VIRUS	sci							Yes
0054	parallel	11:40	649.6	6.2	PSU25-3-014	HPF	sci	1.83	0.97	19.83	0.70	306		Yes
0055	parallel	11:51	649.6	1.2	PSU25-3-014	HPF	sci	1.35	0.97	19.88	0.73	371		Yes
0056	parallel	12:03	649.6	1.2	PSU25-3-014	HPF	sci	1.30	0.88	19.81	0.79	354		Yes
0057	LFC Cal	12:15	106.5			HPF	cal							Yes
0058	parallel	12:21	32	7.5	PSU25-3-008	HPF	sci	1.71	0.88	19.61	0.62			Yes
lrs20000020_01	dark	12:23	360			LRS2	cal							Yes
virus0000031_01	dark	12:23	360			VIRUS	cal							Yes
lrs20000021_01	bias	12:31	0			LRS2	cal							Yes
virus0000032_01	bias	12:32	0			VIRUS	cal							Yes
virus0000033_01	Cd-A	12:36	15		ENG25-3-002	VIRUS	cal							Yes
virus0000034_01	Hg	12:37	15		ENG25-3-002	VIRUS	cal							Yes
0059	Dark	12:45	319.5			HPF	cal							Yes
0060	Quartz FCU	12:56	74.5			HPF	cal							Yes
0061	Quartz FCU	12:58	74.5			HPF	cal							Yes
0062	Quartz FCU	13:00	74.5			HPF	cal							Yes
0063	Quartz FCU	13:01	74.5			HPF	cal							Yes
0064	Quartz FCU	13:03	74.5			HPF	cal							Yes
0065	Quartz FCU	13:05	74.5			HPF	cal							Yes
0066	Quartz FCU	13:07	74.5			HPF	cal							Yes
0067	Alpha Bright Cal	13:09	85.2			HPF	cal							Yes
0068	Alpha Bright Cal	13:11	85.2			HPF	cal							Yes
0069	Alpha Bright Cal	13:13	85.2			HPF	cal							Yes
0070	Alpha Bright Cal	13:15	85.2			HPF	cal							Yes
0071	LFC FCU	13:18	106.5			HPF	cal							Yes
0072	LFC FCU	13:20	106.5			HPF	cal							Yes
0073	LFC FCU	13:22	106.5			HPF	cal							Yes
0074	LFC FCU	13:25	106.5			HPF	cal							Yes
0075	LFC FCU	13:27	106.5			HPF	cal							Yes
0076	LFC FCU	13:29	106.5			HPF	cal							Yes
0077	LFC Cal	13:32	106.5			HPF	cal							Yes
0078	LFC Cal	13:35	106.5			HPF	cal							Yes
0079	Etalon Cal	13:42	159.8			HPF	cal							Yes
0080	Etalon Cal	13:46	159.8			HPF	cal							Yes
0081	Etalon Cal	13:49	159.8			HPF	cal							Yes
0082	Etalon Cal	13:52	159.8			HPF	cal							Yes
0083	UNe Slave Cal	13:56	426			HPF	cal							Yes
0084	UNe Slave Cal	14:03	426			HPF	cal							Yes
0085	UNe Slave Cal	14:11	426			HPF	cal							Yes
0086	UNe Slave Cal	14:19	426			HPF	cal							Yes
0087	UNe Slave Cal	14:27	426			HPF	cal							Yes
0088	UNe Slave Cal	14:34	426			HPF	cal							Yes
0094	LFC Cal	22:15	106.5			HPF	cal							Yes
lrs20009900_01	bias	22:27	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	22:28	20			VIRUS	cal							Yes
virus0009901_01	bias	22:29	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	22:30	20			LRS2	cal							Yes
virus0009902_01	dark	22:31	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	22:32	29			LRS2	cal							Yes
lrs20009903_01	FeAr_R	22:34	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	22:35	15			LRS2	cal							Yes
0095	Dark	22:38	319.5			HPF	cal							Yes
0096	Quartz FCU	22:44	74.5			HPF	cal							Yes
0097	Quartz FCU	22:46	74.5			HPF	cal							Yes
0098	Quartz FCU	22:48	74.5			HPF	cal							Yes
0099	Quartz FCU	22:50	74.5			HPF	cal							Yes
0100	Quartz FCU	22:52	74.5			HPF	cal							Yes
0101	Quartz FCU	22:53	74.5			HPF	cal							Yes
0102	Quartz FCU	22:55	74.5			HPF	cal							Yes
0103	Alpha Bright Cal	22:57	85.2			HPF	cal							Yes
0104	Alpha Bright Cal	22:59	85.2			HPF	cal							Yes
0105	Alpha Bright Cal	23:01	85.2			HPF	cal							Yes
0106	Alpha Bright Cal	23:03	85.2			HPF	cal							Yes
0107	LFC FCU	23:06	106.5			HPF	cal							Yes
0108	LFC FCU	23:08	106.5			HPF	cal							Yes
0109	LFC Cal	23:11	106.5			HPF	cal							Yes
0110	LFC Cal	23:13	106.5			HPF	cal							Yes
0111	Etalon Cal	23:16	159.8			HPF	cal							Yes
0112	UNe Slave Cal	23:20	426			HPF	cal							Yes
lrs20000023_01	flat_Qth_R	23:21	15			LRS2	cal							Yes
lrs20000023_02	flat_Qth_R	23:22	15			LRS2	cal							Yes
lrs20000023_03	flat_Qth_R	23:24	15			LRS2	cal							Yes
lrs20000023_04	flat_Qth_R	23:25	15			LRS2	cal							Yes
lrs20000023_05	flat_Qth_R	23:26	15			LRS2	cal							Yes
0113	UNe Slave Cal	23:27	426			HPF	cal							Yes
lrs20000024_01	flat_ldls_long_B	23:27	20			LRS2	cal							Yes
lrs20000024_02	flat_ldls_long_B	23:29	20			LRS2	cal							Yes
lrs20000024_03	flat_ldls_long_B	23:30	20			LRS2	cal							Yes
lrs20000025_01	Cd-A_B	23:31	29			LRS2	cal							Yes
lrs20000025_02	Cd-A_B	23:33	29			LRS2	cal							Yes
lrs20000025_03	Cd-A_B	23:34	29			LRS2	cal							Yes
0114	UNe Slave Cal	23:35	426			HPF	cal							Yes
lrs20000026_01	FeAr_R	23:36	15			LRS2	cal							Yes
lrs20000026_02	FeAr_R	23:37	15			LRS2	cal							Yes
lrs20000026_03	FeAr_R	23:38	15			LRS2	cal							Yes
lrs20000027_01	Hg_R	23:39	20			LRS2	cal							Yes
lrs20000027_02	Hg_R	23:41	20			LRS2	cal							Yes
lrs20000027_03	Hg_R	23:42	20			LRS2	cal							Yes
0115	UNe Slave Cal	23:43	426			HPF	cal							Yes
lrs20000028_01	Hg_B	23:43	15			LRS2	cal							Yes
lrs20000028_02	Hg_B	23:45	15			LRS2	cal							Yes
lrs20000028_03	Hg_B	23:46	15			LRS2	cal							Yes
lrs20000029_01	bias	23:47	0			LRS2	cal							Yes
virus0000039_01	bias	23:47	0			VIRUS	cal							Yes
lrs20000029_02	bias	23:48	0			LRS2	cal							Yes
virus0000039_02	bias	23:48	0			VIRUS	cal							Yes
lrs20000029_03	bias	23:49	0			LRS2	cal							Yes
virus0000039_03	bias	23:49	0			VIRUS	cal							Yes
lrs20000029_04	bias	23:50	0			LRS2	cal							Yes
virus0000039_04	bias	23:50	0			VIRUS	cal							Yes
lrs20000029_05	bias	23:51	0			LRS2	cal							Yes
0116	UNe Slave Cal	23:51	426			HPF	cal							Yes
virus0000039_05	bias	23:51	0			VIRUS	cal							Yes
lrs20000029_06	bias	23:51	0			LRS2	cal							Yes
virus0000039_06	bias	23:52	0			VIRUS	cal							Yes
lrs20000029_07	bias	23:52	0			LRS2	cal							Yes
virus0000039_07	bias	23:53	0			VIRUS	cal							Yes
lrs20000029_08	bias	23:53	0			LRS2	cal							Yes
virus0000039_08	bias	23:54	0			VIRUS	cal							Yes
lrs20000029_09	bias	23:54	0			LRS2	cal							Yes
virus0000039_09	bias	23:54	0			VIRUS	cal							Yes
lrs20000029_10	bias	23:55	0			LRS2	cal							Yes
virus0000039_10	bias	23:55	0			VIRUS	cal							Yes
lrs20000029_11	bias	23:56	0			LRS2	cal							Yes
virus0000039_11	bias	23:56	0			VIRUS	cal							Yes
0117	UNe Slave Cal	23:58	426			HPF	cal							Yes