HET Night Report Reader

Civil Date	Ephemerides
2025-10-31	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	00:16	01:02	01:30	11:50	12:18	13:04	-	08:55
Night Length	10:20		Sunset Temperature

On-Duty Personnel
Resident Astronomer	Telescope Operator	OPS Engineer	Day Ops
Zach Vanderbosch	Cassie Crowe	-	-

Overlaps
TO Overlap	RA Overlap
Amy Westfall	-

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
00:08	17.0	15.7	12:25	twilight	12:17
Total Time Open					12:17

Program	Night Priority	Science
01:30	Science

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
00:40	01:12	0.45	0.70	200	+3238	16.5	16.2	16.0	263	11	First of Night
10:57	11:28				+5105	10.5	11.7	12.0	332	19	Stack/Re-stack
12:18	12:22	0.52	0.87	110	+5105	9.5	10.5	10.8	336	17	Post-Observing

Problem Reports
PR Number	Times	Time Lost	Description	Response
6568	07:03-07:16	00:13	Queue #1730, Inaccurate Sky Brightness Offset from i-band to g-band during Moon-Up	Stopped observing the target after first three exposures of the SEQ group and moved to next target.

Ops Comments	none

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	twilight	00:13	298.2			HPF	cal					478		Yes
lrs20000001_01	skyflat	00:20	7			LRS2	cal							Yes
lrs20000002_01	skyflat	00:21	10			LRS2	cal							Yes
lrs20000003_01	skyflat	00:23	13			LRS2	cal							Yes
lrs20000004_01	skyflat	00:24	16			LRS2	cal							Yes
lrs20000005_01	skyflat	00:25	22			LRS2	cal							Yes
lrs20000006_01	skyflat	00:26	30			LRS2	cal							Yes
virus0000001_01	skyflat	00:29	7			VIRUS	cal							Yes
virus0000002_01	skyflat	00:30	10			VIRUS	cal							Yes
virus0000003_01	skyflat	00:32	14			VIRUS	cal							Yes
virus0000004_01	skyflat	00:33	18			VIRUS	cal							Yes
virus0000005_01	skyflat	00:34	26			VIRUS	cal							Yes
0002	LFC Cal	01:17	106.5			HPF	cal							Yes
virus0000006_01	parallel	01:17	1200			VIRUS	sci							Yes
lrs20000007_01	parallel	01:17	1200	5.0	UT25-3-001	LRS2-B	sci	1.30		19.88	0.78			Yes
0003	LFC Cal	01:19	106.5			HPF	cal							Yes
0004	LFC Cal	01:22	106.5			HPF	cal							Yes
0005	parallel	01:43	969.1	5.8	UT25-3-013	HPF	sci	1.25		17.62	0.96	181		Yes
virus0000007_01	parallel	01:43	2047			VIRUS	sci							Yes
0006	parallel	02:00	969.1	0.8	UT25-3-013	HPF	sci	1.26		17.76	0.94	184		Yes
0007	LFC Cal	02:18	106.5			HPF	cal							Yes
0008	LFC Cal	02:23	106.5			HPF	cal							Yes
virus0000008_01	parallel	02:23	360			VIRUS	sci							Yes
lrs20000008_01	parallel	02:23	360	7.0	UT25-3-015	LRS2-R	sci	1.28		19.60	1.09			P4
0009	LFC Cal	02:25	106.5			HPF	cal							Yes
virus0000009_01	parallel	02:35	360			VIRUS	spec							Yes
lrs20000009_01	LDS749B_056_W	02:35	360	6.0		LRS2	spec	1.24		18.53	0.83			Yes
virus0000010_01	parallel	02:45	360			VIRUS	spec							Yes
lrs20000010_01	LDS749B_066_W	02:45	360	4.0		LRS2	spec	1.30		18.19	0.93			Yes
0010	LFC Cal	02:52	106.5			HPF	cal							Yes
0011	parallel	02:56	617.7	4.7	UT25-3-019	HPF	sci	1.22		19.52	0.92	47		P4
virus0000011_01	parallel	02:56	1984			VIRUS	sci							Yes
0012	parallel	03:07	617.7	0.7	UT25-3-019	HPF	sci	1.25		19.49	0.90	43		P4
0013	parallel	03:18	617.7	1.7	UT25-3-019	HPF	sci	1.27		19.47	0.86	38		P4
0014	LFC Cal	03:30	106.5			HPF	cal							Yes
0015	HR655_tell_std	03:36	117.2	7.0		HPF	telluric	1.54		19.52	0.69			Yes
virus0000012_01	parallel	03:44	360			VIRUS	sci							Yes
lrs20000011_01	parallel	03:44	360	6.0	UT25-3-015	LRS2-R	sci	1.21		19.26	0.98			P4
0016	LFC Cal	03:45	106.5			HPF	cal							Yes
0017	LFC Cal	03:47	106.5			HPF	cal							Yes
0018	parallel	03:56	969.1	5.8	UT25-3-013	HPF	sci	1.46		19.38	0.87	140		Yes
virus0000013_01	parallel	03:56	2047			VIRUS	sci							Yes
0019	parallel	04:13	969.1	0.8	UT25-3-013	HPF	sci	1.47		19.40	0.84	140		Yes
0020	LFC Cal	04:31	106.5			HPF	cal							Yes
0021	parallel	04:36	649.6	7.2	UT25-3-013	HPF	sci	1.55		18.77	0.60	311		Yes
virus0000014_01	parallel	04:36	2083			VIRUS	sci							Yes
0022	parallel	04:48	649.6	1.2	UT25-3-013	HPF	sci	1.51		19.28	0.79	383		Yes
0023	parallel	05:00	649.6	0.2	UT25-3-013	HPF	sci	1.45		19.44	0.79	391		Yes
0024	LFC Cal	05:12	106.5			HPF	cal							Yes
0025	LFC Cal	05:17	106.5			HPF	cal							Yes
virus0000015_01	parallel	05:17	360			VIRUS	sci							Yes
lrs20000012_01	parallel	05:17	360	7.0	UT25-3-015	LRS2-R	sci	1.47		19.36	1.06		Several fibers saturating the CCD. Please check target exposure times.	P4
0026	LFC Cal	05:19	106.5			HPF	cal							Yes
0027	LFC Cal	05:28	106.5			HPF	cal							Yes
lrs20000013_01	parallel	05:28	180	5.0	UT25-3-015	LRS2-B	sci	1.82		19.53	0.82		Several fibers saturating the CCD. Please check target exposure times.	P4
virus0000016_01	parallel	05:34	360			VIRUS	sci							Yes
lrs20000014_01	parallel	05:34	360	3.0	UT25-3-015	LRS2-R	sci	1.86		19.65	0.94		Several fibers saturating the CCD. Please check target exposure times.	P4
0028	LFC Cal	05:35	106.5			HPF	cal							Yes
0029	LFC Cal	05:37	106.5			HPF	cal							Yes
0030	LFC Cal	05:42	106.5			HPF	cal							Yes
0031	parallel	05:45	617.7	5.7	UT25-3-019	HPF	sci	1.88		18.94	0.74	41		Yes
virus0000017_01	parallel	05:45	1984			VIRUS	sci							Yes
0032	parallel	05:56	617.7	0.7	UT25-3-019	HPF	sci	1.87		19.44	0.86	49		Yes
0033	parallel	06:08	617.7	0.7	UT25-3-019	HPF	sci	1.76		19.77	0.89	55		Yes
0034	LFC Cal	06:19	106.5			HPF	cal							Yes
virus0000018_01	parallel	06:26	2203			VIRUS	sci							Yes
0035	parallel	06:27	330.2	8.5	UT25-3-013	HPF	sci	1.68		19.55	1.01	294		P4
0036	parallel	06:33	330.2	0.5	UT25-3-013	HPF	sci	1.74		19.59	1.02	308		P4
0037	parallel	06:39	330.2	1.5	UT25-3-013	HPF	sci	2.03		19.54	0.99	267		P4
0038	parallel	06:45	330.2	0.5	UT25-3-013	HPF	sci	1.92		19.50	0.99	269		P4
0039	parallel	06:51	330.2	0.5	UT25-3-013	HPF	sci	1.76		19.46	0.99	284		P4
0040	parallel	06:57	330.2	0.5	UT25-3-013	HPF	sci	1.71		19.39	0.98	274		P4
0041	LFC Cal	07:04	106.5			HPF	cal							Yes
virus0000019_01	parallel	07:09	100	6.3	M25-3-004	VIRUS	sci	1.97		20.02	0.68		Sky brightness brighter than 21 mag	No
virus0000019_02	parallel	07:12	100	0.3	M25-3-004	VIRUS	sci	1.91		20.00	0.72		Sky brightness brighter than 21 mag	No
virus0000019_03	parallel	07:15	100	1.3	M25-3-004	VIRUS	sci	1.97		20.00	0.76		Sky brightness brighter than 21 mag	No
0042	parallel	07:23	649.6	7.2	UT25-3-013	HPF	sci	2.14		19.46	0.91	271		P4
virus0000020_01	parallel	07:23	2083			VIRUS	sci							Yes
0043	parallel	07:35	649.6	1.2	UT25-3-013	HPF	sci	2.00		19.66	0.97	327		P4
0044	parallel	07:47	649.6	0.2	UT25-3-013	HPF	sci	1.90		19.77	0.97	335		P4
0045	LFC Cal	07:59	106.5			HPF	cal							Yes
lrs20000015_01	parallel	08:02	180	5.0	UT25-3-015	LRS2-B	sci	1.99		20.34	0.71			P4
0046	LFC Cal	08:03	106.5			HPF	cal							Yes
virus0000021_01	parallel	08:08	360			VIRUS	sci							Yes
lrs20000016_01	parallel	08:08	360	3.0	UT25-3-015	LRS2-R	sci	2.00		20.20	0.74			P4
0047	LFC Cal	08:09	106.5			HPF	cal							Yes
0048	LFC Cal	08:11	106.5			HPF	cal							Yes
virus0000022_01	parallel	08:20	1800			VIRUS	sci							Yes
0049	LFC Cal	08:21	106.5			HPF	cal							Yes
lrs20000017_01	parallel	08:21	1800	7.0	UT25-3-004	LRS2-B	sci	1.95		20.93	0.85			Yes
0050	LFC Cal	08:23	106.5			HPF	cal							Yes
0051	LFC Cal	08:25	106.5			HPF	cal							Yes
0052	LFC Cal	08:55	106.5			HPF	cal							Yes
lrs20000018_01	parallel	08:55	360			LRS2	sci							Yes
virus0000023_01	parallel	08:55	360	4.0	UT25-3-017	VIRUS	sci	2.29		21.67	0.87		Variable seeing, blew up to 3.0" briefly at UT 08:56	Yes
0053	LFC Cal	08:57	106.5			HPF	cal							Yes
lrs20000018_02	parallel	09:02	360			LRS2	sci							Yes
virus0000023_02	parallel	09:02	360	1.0	UT25-3-017	VIRUS	sci	2.10		21.64	0.90			Yes
lrs20000018_03	parallel	09:09	360			LRS2	sci							Yes
virus0000023_03	parallel	09:09	360	1.0	UT25-3-017	VIRUS	sci	2.13		21.61	0.93			Yes
0054	LFC Cal	09:22	106.5			HPF	cal							Yes
virus0000024_01	parallel	09:22	300			VIRUS	sci							Yes
lrs20000019_01	parallel	09:22	300	7.0	PSU25-3-002	LRS2-R	sci	2.15		20.83	0.57			P4
0055	LFC Cal	09:25	106.5			HPF	cal							Yes
0056	parallel	09:34	969.1	7.8	PSU25-3-005	HPF	sci	2.21		20.34	0.71	166		Yes
virus0000025_01	parallel	09:34	2047			VIRUS	sci							Yes
0057	parallel	09:51	969.1	0.8	PSU25-3-005	HPF	sci	2.21		20.34	0.79	202		Yes
0058	LFC Cal	10:09	106.5			HPF	cal							Yes
0059	parallel	10:13	617.7	5.7	UT25-3-019	HPF	sci	2.24		20.16	0.98	19	Variable seeing, S/N slightly below goal	Yes
virus0000026_01	parallel	10:13	1984			VIRUS	sci							Yes
0060	parallel	10:24	617.7	0.7	UT25-3-019	HPF	sci	2.30		20.16	0.98	18		Yes
0061	parallel	10:36	617.7	0.7	UT25-3-019	HPF	sci	2.19		20.08	0.99	16		Yes
0062	LFC Cal	10:47	106.5			HPF	cal							Yes
0063	LFC Cal	10:51	106.5			HPF	cal							Yes
virus0000027_01	parallel	10:51	360			VIRUS	sci							Yes
lrs20000020_01	parallel	10:51	360	5.0	UT25-3-015	LRS2-R	sci	2.53		20.74	0.73			P4
0064	LFC Cal	10:53	106.5			HPF	cal							Yes
lrs20000021_01	parallel	11:32	1980	4.0	PSU25-3-003	LRS2-B	sci	1.57		21.73	0.77			Yes
virus0000028_01	parallel	11:32	1980			VIRUS	sci							Yes
0065	LFC Cal	11:33	106.5			HPF	cal							Yes
0066	LFC Cal	11:35	106.5			HPF	cal							Yes
0067	LFC Cal	11:37	106.5			HPF	cal							Yes
virus0000029_01	parallel	12:10	360			VIRUS	sci							Yes
0068	LFC Cal	12:11	106.5			HPF	cal							Yes
lrs20000022_01	parallel	12:11	360	6.0	UT25-3-015	LRS2-R	sci	2.15		19.50	0.50			P4
0069	LFC Cal	12:13	106.5			HPF	cal							Yes
lrs20000023_01	bias	12:18	0			LRS2	cal							Yes
virus0000030_01	bias	12:19	0			VIRUS	cal							Yes
virus0000031_01	Cd-A	12:23	15		ENG25-3-002	VIRUS	cal							Yes
virus0000032_01	Hg	12:25	15		ENG25-3-002	VIRUS	cal							Yes
0070	Dark	12:36	319.5			HPF	cal							Yes
0071	Quartz FCU	12:47	74.5			HPF	cal							Yes
0072	Quartz FCU	12:49	74.5			HPF	cal							Yes
0073	Quartz FCU	12:51	74.5			HPF	cal							Yes
0074	Quartz FCU	12:53	74.5			HPF	cal							Yes
0075	Quartz FCU	12:54	74.5			HPF	cal							Yes
0076	Quartz FCU	12:56	74.5			HPF	cal							Yes
0077	Quartz FCU	12:58	74.5			HPF	cal							Yes
0078	Alpha Bright Cal	13:00	85.2			HPF	cal							Yes
0079	Alpha Bright Cal	13:02	85.2			HPF	cal							Yes
0080	Alpha Bright Cal	13:04	85.2			HPF	cal							Yes
0081	Alpha Bright Cal	13:06	85.2			HPF	cal							Yes
0082	LFC FCU	13:09	106.5			HPF	cal							Yes
0083	LFC FCU	13:11	106.5			HPF	cal							Yes
0084	LFC FCU	13:13	106.5			HPF	cal							Yes
0085	LFC FCU	13:16	106.5			HPF	cal							Yes
0086	LFC FCU	13:18	106.5			HPF	cal							Yes
0087	LFC FCU	13:20	106.5			HPF	cal							Yes
0088	LFC Cal	13:23	106.5			HPF	cal							Yes
0089	LFC Cal	13:26	106.5			HPF	cal							Yes
0090	Etalon Cal	13:33	159.8			HPF	cal							Yes
0091	Etalon Cal	13:37	159.8			HPF	cal							Yes
0092	Etalon Cal	13:40	159.8			HPF	cal							Yes
0093	Etalon Cal	13:43	159.8			HPF	cal							Yes
0094	UNe Slave Cal	13:47	426			HPF	cal							Yes
0095	UNe Slave Cal	13:54	426			HPF	cal							Yes
0096	UNe Slave Cal	14:02	426			HPF	cal							Yes
0097	UNe Slave Cal	14:10	426			HPF	cal							Yes
0098	UNe Slave Cal	14:18	426			HPF	cal							Yes
0099	UNe Slave Cal	14:26	426			HPF	cal							Yes
0106	LFC Cal	21:34	106.5			HPF	cal							Yes
lrs20009900_01	bias	21:55	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	21:56	20			VIRUS	cal							Yes
virus0009901_01	bias	21:58	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	21:58	20			LRS2	cal							Yes
virus0009902_01	dark	22:00	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	22:01	29			LRS2	cal							Yes
lrs20009903_01	FeAr_R	22:02	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	22:03	15			LRS2	cal							Yes
0107	Dark	22:06	319.5			HPF	cal							Yes
0108	Quartz FCU	22:12	74.5			HPF	cal							Yes
0109	Quartz FCU	22:14	74.5			HPF	cal							Yes
0110	Quartz FCU	22:16	74.5			HPF	cal							Yes
0111	Quartz FCU	22:17	74.5			HPF	cal							Yes
0112	Quartz FCU	22:19	74.5			HPF	cal							Yes
0113	Quartz FCU	22:21	74.5			HPF	cal							Yes
0114	Quartz FCU	22:23	74.5			HPF	cal							Yes
0115	Alpha Bright Cal	22:25	85.2			HPF	cal							Yes
0116	Alpha Bright Cal	22:27	85.2			HPF	cal							Yes
0117	Alpha Bright Cal	22:29	85.2			HPF	cal							Yes
0118	Alpha Bright Cal	22:31	85.2			HPF	cal							Yes
0119	LFC FCU	22:34	106.5			HPF	cal							Yes
0120	LFC FCU	22:36	106.5			HPF	cal							Yes
0121	LFC Cal	22:39	106.5			HPF	cal							Yes
0122	LFC Cal	22:41	106.5			HPF	cal							Yes
0123	Etalon Cal	22:44	159.8			HPF	cal							Yes
0124	UNe Slave Cal	22:47	426			HPF	cal							Yes
lrs20000026_01	flat_Qth_R	22:48	15			LRS2	cal							Yes
lrs20000026_02	flat_Qth_R	22:49	15			LRS2	cal							Yes
lrs20000026_03	flat_Qth_R	22:51	15			LRS2	cal							Yes
lrs20000026_04	flat_Qth_R	22:52	15			LRS2	cal							Yes
lrs20000026_05	flat_Qth_R	22:53	15			LRS2	cal							Yes
lrs20000027_01	flat_ldls_long_B	22:54	20			LRS2	cal							Yes
0125	UNe Slave Cal	22:55	426			HPF	cal							Yes
lrs20000027_02	flat_ldls_long_B	22:56	20			LRS2	cal							Yes
lrs20000027_03	flat_ldls_long_B	22:57	20			LRS2	cal							Yes
lrs20000028_01	Cd-A_B	22:58	29			LRS2	cal							Yes
lrs20000028_02	Cd-A_B	23:00	29			LRS2	cal							Yes
lrs20000028_03	Cd-A_B	23:01	29			LRS2	cal							Yes
0126	UNe Slave Cal	23:03	426			HPF	cal							Yes
lrs20000029_01	FeAr_R	23:03	15			LRS2	cal							Yes
lrs20000029_02	FeAr_R	23:04	15			LRS2	cal							Yes
lrs20000029_03	FeAr_R	23:05	15			LRS2	cal							Yes
lrs20000030_01	Hg_R	23:06	20			LRS2	cal							Yes
lrs20000030_02	Hg_R	23:08	20			LRS2	cal							Yes
lrs20000030_03	Hg_R	23:09	20			LRS2	cal							Yes
lrs20000031_01	Hg_B	23:10	15			LRS2	cal							Yes
0127	UNe Slave Cal	23:11	426			HPF	cal							Yes
lrs20000031_02	Hg_B	23:11	15			LRS2	cal							Yes
lrs20000031_03	Hg_B	23:13	15			LRS2	cal							Yes
0128	UNe Slave Cal	23:19	426			HPF	cal							Yes
virus0000032_01	flat_ldls_long	23:19	15			VIRUS	cal							Yes
virus0000032_02	flat_ldls_long	23:20	15			VIRUS	cal							Yes
virus0000032_03	flat_ldls_long	23:22	15			VIRUS	cal							Yes
virus0000033_01	Cd-A	23:23	15			VIRUS	cal							Yes
virus0000033_02	Cd-A	23:25	15			VIRUS	cal							Yes
0129	UNe Slave Cal	23:26	426			HPF	cal							Yes
virus0000033_03	Cd-A	23:26	15			VIRUS	cal							Yes
virus0000034_01	Hg	23:27	15			VIRUS	cal							Yes
virus0000034_02	Hg	23:29	15			VIRUS	cal							Yes
virus0000034_03	Hg	23:30	15			VIRUS	cal							Yes
lrs20000032_01	bias	23:32	0			LRS2	cal							Yes
virus0000035_01	bias	23:32	0			VIRUS	cal							Yes
lrs20000032_02	bias	23:32	0			LRS2	cal							Yes
virus0000035_02	bias	23:32	0			VIRUS	cal							Yes
lrs20000032_03	bias	23:33	0			LRS2	cal							Yes
virus0000035_03	bias	23:33	0			VIRUS	cal							Yes
lrs20000032_04	bias	23:34	0			LRS2	cal							Yes
virus0000035_04	bias	23:34	0			VIRUS	cal							Yes
lrs20000032_05	bias	23:35	0			LRS2	cal							Yes
virus0000035_05	bias	23:35	0			VIRUS	cal							Yes
lrs20000032_06	bias	23:36	0			LRS2	cal							Yes
virus0000035_06	bias	23:36	0			VIRUS	cal							Yes
lrs20000032_07	bias	23:37	0			LRS2	cal							Yes
virus0000035_07	bias	23:37	0			VIRUS	cal							Yes
lrs20000032_08	bias	23:37	0			LRS2	cal							Yes
virus0000035_08	bias	23:38	0			VIRUS	cal							Yes
lrs20000032_09	bias	23:38	0			LRS2	cal							Yes
virus0000035_09	bias	23:39	0			VIRUS	cal							Yes
lrs20000032_10	bias	23:39	0			LRS2	cal							Yes
virus0000035_10	bias	23:40	0			VIRUS	cal							Yes
lrs20000032_11	bias	23:40	0			LRS2	cal							Yes
virus0000035_11	bias	23:40	0			VIRUS	cal							Yes
lrs20000033_01	dark	23:41	360			LRS2	cal							Yes
virus0000036_01	dark	23:41	360			VIRUS	cal							Yes
lrs20000033_02	dark	23:48	360			LRS2	cal							Yes
virus0000036_02	dark	23:48	360			VIRUS	cal							Yes
lrs20000033_03	dark	23:55	360			LRS2	cal							Yes
virus0000036_03	dark	23:55	360			VIRUS	cal							Yes

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