HET Night Report Reader

Civil Date	Ephemerides
2026-01-31	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	00:39	01:25	01:54	12:24	12:53	13:40	-	13:41
Night Length	10:30		Sunset Temperature

On-Duty Personnel
Resident Astronomer	Telescope Operator
Sergey Rostopchin / Jose Fernandez / Jose Fernandez	Cassie Crowe

Overlaps		none

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
00:39	6.7	7.9	12:57	twilight	12:18
Total Time Open					12:18

Program	Night Priority	Science
01:54	Science
03:26	Idle due to weather (too bright for the target)
03:33	Science
07:06	Idle due to weather (too bright for the target)
07:14	Science

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
01:08	01:53				+689	4.4	5.4	5.7	191	9	First of Night
↪ Comments			Chasing temps. No accurate HEFI measurement due to dome seeing.
12:48	12:53	0.52	0.82	75	+1102	6.1	6.5	6.5	336	6	First of Night

Problem Reports
PR Number	Times	Time Lost	Description	Response
6638	08:00-08:00	00:00	HOBs scheduling same target multiple times.

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
lrs20000019_03	Hg_R	00:00	20			LRS2	cal							Yes
0001	UNe Slave Cal	00:01	426			HPF	cal							Yes
lrs20000020_01	Hg_B	00:01	15			LRS2	cal							Yes
lrs20000020_02	Hg_B	00:02	15			LRS2	cal							Yes
lrs20000020_03	Hg_B	00:04	15			LRS2	cal							Yes
0002	UNe Slave Cal	00:09	426			HPF	cal							Yes
virus0000001_01	flat_ldls_long	00:10	15			VIRUS	cal							Yes
virus0000001_02	flat_ldls_long	00:12	15			VIRUS	cal							Yes
virus0000001_03	flat_ldls_long	00:13	15			VIRUS	cal							Yes
virus0000002_01	Cd-A	00:14	15			VIRUS	cal							Yes
virus0000002_02	Cd-A	00:16	15			VIRUS	cal							Yes
0003	UNe Slave Cal	00:16	426			HPF	cal							Yes
virus0000002_03	Cd-A	00:17	15			VIRUS	cal							Yes
virus0000003_01	Hg	00:19	15			VIRUS	cal							Yes
virus0000003_02	Hg	00:20	15			VIRUS	cal							Yes
virus0000003_03	Hg	00:21	15			VIRUS	cal							Yes
lrs20000001_01	bias	00:23	0			LRS2	cal							Yes
virus0000004_01	bias	00:23	0			VIRUS	cal							Yes
lrs20000001_02	bias	00:23	0			LRS2	cal							Yes
virus0000004_02	bias	00:24	0			VIRUS	cal							Yes
lrs20000001_03	bias	00:24	0			LRS2	cal							Yes
virus0000004_03	bias	00:24	0			VIRUS	cal							Yes
lrs20000001_04	bias	00:25	0			LRS2	cal							Yes
virus0000004_04	bias	00:25	0			VIRUS	cal							Yes
lrs20000001_05	bias	00:26	0			LRS2	cal							Yes
virus0000004_05	bias	00:26	0			VIRUS	cal							Yes
lrs20000001_06	bias	00:27	0			LRS2	cal							Yes
virus0000004_06	bias	00:27	0			VIRUS	cal							Yes
lrs20000001_07	bias	00:28	0			LRS2	cal							Yes
virus0000004_07	bias	00:28	0			VIRUS	cal							Yes
lrs20000001_08	bias	00:28	0			LRS2	cal							Yes
virus0000004_08	bias	00:29	0			VIRUS	cal							Yes
lrs20000001_09	bias	00:29	0			LRS2	cal							Yes
virus0000004_09	bias	00:30	0			VIRUS	cal							Yes
lrs20000001_10	bias	00:30	0			LRS2	cal							Yes
virus0000004_10	bias	00:31	0			VIRUS	cal							Yes
lrs20000001_11	bias	00:31	0			LRS2	cal							Yes
virus0000004_11	bias	00:31	0			VIRUS	cal							Yes
0004	twilight	00:38	298.2			HPF	cal					423		Yes
lrs20000002_01	skyflat	00:45	7			LRS2	cal							Yes
lrs20000003_01	skyflat	00:46	10			LRS2	cal							Yes
lrs20000004_01	skyflat	00:47	13			LRS2	cal							Yes
lrs20000005_01	skyflat	00:48	16			LRS2	cal							Yes
lrs20000006_01	skyflat	00:49	22			LRS2	cal							Yes
lrs20000007_01	skyflat	00:51	30			LRS2	cal							Yes
virus0000005_01	skyflat	00:56	7			VIRUS	cal							Yes
virus0000006_01	skyflat	00:57	10			VIRUS	cal							Yes
virus0000007_01	skyflat	00:59	14			VIRUS	cal							Yes
virus0000008_01	skyflat	01:00	18			VIRUS	cal							Yes
virus0000009_01	skyflat	01:01	26			VIRUS	cal							Yes
0005	LFC Cal	01:03	106.5			HPF	cal							Yes
0006	LFC Cal	01:05	106.5			HPF	cal							Yes
0007	LFC Cal	01:08	106.5			HPF	cal							Yes
lrs20000008_01	dark	01:11	360			LRS2	cal							Yes
virus0000010_01	dark	01:11	360			VIRUS	cal							Yes
lrs20000008_02	dark	01:17	360			LRS2	cal							Yes
virus0000010_02	dark	01:18	360			VIRUS	cal							Yes
lrs20000008_03	dark	01:24	360			LRS2	cal							Yes
virus0000010_03	dark	01:24	360			VIRUS	cal							Yes
0008	LFC Cal	01:56	106.5			HPF	cal							Yes
virus0000011_01	parallel	01:59	1959			VIRUS	sci							Yes
0009	QID 427	02:00	915.9	5.7	G26-1-002	HPF	sci	1.54	1.87	19.08	0.88	130		Yes
0010	QID 427	02:16	915.9	0.7	G26-1-002	HPF	sci	1.36	1.19	18.67	0.91	136		Yes
0011	LFC Cal	02:33	106.5			HPF	cal							Yes
0012	QID 1761	02:40	532.5	9.1	UT26-1-014	HPF	sci	1.44	1.25	18.54	0.98	554		Yes
virus0000012_01	parallel	02:40	583			VIRUS	sci							Yes
0013	LFC Cal	02:51	106.5			HPF	cal							Yes
0014	LFC Cal	02:56	106.5			HPF	cal							Yes
lrs20000009_01	QID 2530	02:56	1800	7.0	UT26-1-004	LRS2-R	sci	1.56	1.15	18.14	1.03			Yes
virus0000013_01	parallel	02:56	1800			VIRUS	sci							Yes
0015	LFC Cal	02:59	106.5			HPF	cal							Yes
0016	LFC Cal	03:01	106.5			HPF	cal							Yes
0017	QID 1964	03:38	969.1	4.8	UT26-1-010	HPF	sci	1.66	1.59	18.85	0.96	56		Yes
virus0000014_01	parallel	03:38	2047			VIRUS	sci							Yes
0018	QID 1964	03:55	969.1	0.8	UT26-1-010	HPF	sci	1.49	1.34	18.83	1.03	66		Yes
0019	LFC Cal	04:13	106.5			HPF	cal							Yes
0020	LFC Cal	04:17	106.5			HPF	cal							Yes
virus0000015_01	parallel	04:17	360			VIRUS	sci							Yes
lrs20000010_01	QID 1711	04:17	360	6.0	UT26-1-016	LRS2-R	sci	1.48	0.98	18.30	1.08			P4
0021	LFC Cal	04:19	106.5			HPF	cal							Yes
0022	LFC Cal	04:26	106.5			HPF	cal							Yes
lrs20000011_01	QID 1712	04:26	180	3.0	UT26-1-016	LRS2-B	sci	1.63	1.10	18.28	0.93			P4
0023	LFC Cal	04:34	106.5			HPF	cal							Yes
0024	QID 316	04:41	0	17.0	UT26-1-007	HPF	sci	1.64	1.48	18.81	0.97	146		P4
virus0000016_01	parallel	04:41	1060			VIRUS	sci							Yes
0025	QID 316	04:47	308.9	0.9	UT26-1-007	HPF	sci	1.67	1.89	18.74	0.98	136		P4
0026	QID 316	04:53	308.9	0.9	UT26-1-007	HPF	sci	1.70	1.48	18.58	0.96	134		P4
0027	QID 1817	05:05	969.1	7.8	UT26-1-014	HPF	sci	1.57	1.42	17.38	0.79	278		Yes
virus0000017_01	parallel	05:05	1023			VIRUS	sci							Yes
0028	LFC Cal	05:23	106.5			HPF	cal							Yes
0029	QID 1796	05:29	969.1	6.8	UT26-1-014	HPF	sci	1.61	1.30	18.43	0.99	438		Yes
virus0000018_01	parallel	05:29	1023			VIRUS	sci							Yes
0030	LFC Cal	05:47	106.5			HPF	cal							Yes
virus0000019_01	parallel	05:52	2047			VIRUS	sci							Yes
0031	QID 1501	05:53	969.1	7.8	UT26-1-010	HPF	sci	1.49	1.10	18.47	0.85	93		P4
0032	QID 1501	06:10	969.1	0.8	UT26-1-010	HPF	sci	1.50	1.33	18.34	0.79	75		P4
0033	LFC Cal	06:28	106.5			HPF	cal							Yes
virus0000020_01	parallel	06:32	2047			VIRUS	sci							Yes
0034	QID 1937	06:33	969.1	6.8	UT26-1-003	HPF	sci	1.34	1.01	18.15	0.72	36		Yes
0035	QID 1937	06:50	969.1	0.8	UT26-1-003	HPF	sci	1.33	0.91	18.31	0.80	39		Yes
none	QID 14	07:12	0	8.0	PSU26-1-009	LRS2-B	sci							No
0036	QID 1460	07:22	969.1	7.8	UT26-1-010	HPF	sci	1.33	0.92	17.24	0.95	209		P4
virus0000021_01	parallel	07:22	2047			VIRUS	sci							Yes
0037	QID 1460	07:39	969.1	0.8	UT26-1-010	HPF	sci	1.31	0.79	17.24	0.95	196		P4
0038	LFC Cal	07:57	106.5			HPF	cal							Yes
0039	QID 1775	08:01	969.1	5.8	UT26-1-014	HPF	sci	1.30	0.92	17.30	0.88	578		Yes
virus0000022_01	parallel	08:01	1023			VIRUS	sci							Yes
0040	LFC Cal	08:19	106.5			HPF	cal							Yes
0041	QID 1782	08:25	969.1	7.8	UT26-1-014	HPF	sci	1.55	0.93	18.26	0.78	398		Yes
virus0000023_01	parallel	08:25	1023			VIRUS	sci							Yes
0042	LFC Cal	08:43	106.5			HPF	cal							Yes
virus0000024_01	parallel	08:49	1717			VIRUS	sci							Yes
0043	QID 1607	08:50	809.4	8.5	UT26-1-005	HPF	sci	1.37	0.91	18.08	1.21	84		Yes
0044	QID 1607	09:04	809.4	1.5	UT26-1-005	HPF	sci	1.29	0.82	18.77	1.37	101		Yes
0045	QID 1608	09:23	511.2	5.5	UT26-1-005	HPF	sci	1.36	0.77	18.89	1.43	87		Yes
virus0000025_01	parallel	09:23	1101			VIRUS	sci							Yes
0046	QID 1608	09:32	511.2	0.5	UT26-1-005	HPF	sci	1.36	1.16	18.81	1.47	80		Yes
virus0000026_01	parallel	09:45	1023			VIRUS	sci							Yes
0047	QID 1858	09:46	969.1	4.8	PSU26-1-007	HPF	sci	1.31	0.98	18.60	0.96	54		Yes
0048	LFC Cal	10:04	106.5			HPF	cal							Yes
lrs20000012_01	BD+262606_056_E	10:08	60	6.0		LRS2	spec	1.39	1.10	18.31	0.72			Yes
lrs20000013_01	BD+262606_066_E	10:11	30	2.5		LRS2	spec	1.40	0.93	18.14	0.86			Yes
0049	QID 1887	10:16	969.1	3.8	UT26-1-003	HPF	sci	1.43	0.98	18.49	0.87	27		Yes
virus0000027_01	parallel	10:16	2047			VIRUS	sci							Yes
0050	QID 1887	10:33	969.1	1.8	UT26-1-003	HPF	sci	1.33	0.93	18.95	0.91	28		Yes
0051	HR5633_tell_std	10:56	330.2	6.5		HPF	telluric	1.32	1.01	19.09	0.94			Yes
virus0000028_01	parallel	11:07	1060			VIRUS	sci							Yes
0052	QID 329	11:08	308.9	5.9	UT26-1-007	HPF	sci	1.20	0.84	18.26	0.88	86		P4
0053	QID 329	11:13	308.9	0.9	UT26-1-007	HPF	sci	1.28	0.74	18.56	0.90	87		P4
0054	QID 329	11:19	308.9	-0.1	UT26-1-007	HPF	sci	1.34	0.80	18.80	0.92	88		P4
virus0000029_01	parallel	11:29	2047			VIRUS	sci							Yes
0055	QID 1977	11:30	969.1	5.8	UT26-1-003	HPF	sci	1.31	0.75	18.84	0.95	48		Yes
0056	QID 1977	11:47	969.1	0.8	UT26-1-003	HPF	sci	1.29	0.83	19.08	0.97	50		Yes
virus0000030_01	parallel	12:09	1023			VIRUS	sci							Yes
0057	QID 1810	12:10	969.1	6.8	UT26-1-014	HPF	sci	1.40	0.92	18.34	0.86	395		Yes
0058	LFC Cal	12:27	106.5			HPF	cal							Yes
0059	QID 1811	12:31	969.1	4.8	UT26-1-014	HPF	sci	1.27	0.98	18.98	0.69	422		Yes
virus0000031_01	parallel	12:31	1023			VIRUS	sci							Yes
0060	LFC Cal	12:49	106.5			HPF	cal							Yes
lrs20000014_01	bias	12:49	0			LRS2	cal							Yes
virus0000032_01	bias	12:50	0			VIRUS	cal							Yes
virus0000033_01	Cd-A	12:54	15		ENG26-1-002	VIRUS	cal							Yes
virus0000034_01	Hg	12:55	15		ENG26-1-002	VIRUS	cal							Yes
0061	Dark	13:03	319.5			HPF	cal							Yes
0062	Quartz FCU	13:14	74.5			HPF	cal							Yes
0063	Quartz FCU	13:16	74.5			HPF	cal							Yes
0064	Quartz FCU	13:18	74.5			HPF	cal							Yes
0065	Quartz FCU	13:20	74.5			HPF	cal							Yes
0066	Quartz FCU	13:21	74.5			HPF	cal							Yes
0067	Quartz FCU	13:23	74.5			HPF	cal							Yes
0068	Quartz FCU	13:25	74.5			HPF	cal							Yes
0069	Alpha Bright Cal	13:27	85.2			HPF	cal							Yes
0070	Alpha Bright Cal	13:29	85.2			HPF	cal							Yes
0071	Alpha Bright Cal	13:31	85.2			HPF	cal							Yes
0072	Alpha Bright Cal	13:33	85.2			HPF	cal							Yes
0073	LFC FCU	13:36	106.5			HPF	cal							Yes
0074	LFC FCU	13:38	106.5			HPF	cal							Yes
0075	LFC FCU	13:40	106.5			HPF	cal							Yes
0076	LFC FCU	13:43	106.5			HPF	cal							Yes
0077	LFC FCU	13:45	106.5			HPF	cal							Yes
0078	LFC FCU	13:47	106.5			HPF	cal							Yes
0079	LFC Cal	13:50	106.5			HPF	cal							Yes
0080	LFC Cal	13:53	106.5			HPF	cal							Yes
0081	Etalon Cal	14:00	159.8			HPF	cal							Yes
0082	Etalon Cal	14:04	159.8			HPF	cal							Yes
0083	Etalon Cal	14:07	159.8			HPF	cal							Yes
0084	Etalon Cal	14:11	159.8			HPF	cal							Yes
0085	UNe Slave Cal	14:14	426			HPF	cal							Yes
0086	UNe Slave Cal	14:22	426			HPF	cal							Yes
0087	UNe Slave Cal	14:30	426			HPF	cal							Yes
0088	UNe Slave Cal	14:38	426			HPF	cal							Yes
0089	UNe Slave Cal	14:45	426			HPF	cal							Yes
0090	UNe Slave Cal	14:53	426			HPF	cal							Yes
0092	LFC Cal	22:20	106.5			HPF	cal							Yes
lrs20009900_01	bias	22:44	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	22:45	20			VIRUS	cal							Yes
virus0009901_01	bias	22:46	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	22:47	20			LRS2	cal							Yes
virus0009902_01	dark	22:48	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	22:49	29			LRS2	cal							Yes
lrs20009903_01	FeAr_R	22:51	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	22:52	15			LRS2	cal							Yes
0093	Dark	22:56	319.5			HPF	cal							Yes
0094	Quartz FCU	23:02	74.5			HPF	cal							Yes
0095	Quartz FCU	23:04	74.5			HPF	cal							Yes
0096	Quartz FCU	23:06	74.5			HPF	cal							Yes
0097	Quartz FCU	23:08	74.5			HPF	cal							Yes
0098	Quartz FCU	23:10	74.5			HPF	cal							Yes
0099	Quartz FCU	23:11	74.5			HPF	cal							Yes
0100	Quartz FCU	23:13	74.5			HPF	cal							Yes
0101	Alpha Bright Cal	23:15	85.2			HPF	cal							Yes
0102	Alpha Bright Cal	23:17	85.2			HPF	cal							Yes
0103	Alpha Bright Cal	23:19	85.2			HPF	cal							Yes
0104	Alpha Bright Cal	23:21	85.2			HPF	cal							Yes
0105	LFC FCU	23:24	106.5			HPF	cal							Yes
0106	LFC FCU	23:26	106.5			HPF	cal							Yes
0107	LFC Cal	23:29	106.5			HPF	cal							Yes
0108	LFC Cal	23:31	106.5			HPF	cal							Yes
0109	Etalon Cal	23:34	159.8			HPF	cal							Yes
0110	UNe Slave Cal	23:38	426			HPF	cal							Yes
lrs20000015_01	flat_Qth_R	23:39	15			LRS2	cal							Yes
lrs20000015_02	flat_Qth_R	23:40	15			LRS2	cal							Yes
lrs20000015_03	flat_Qth_R	23:42	15			LRS2	cal							Yes
lrs20000015_04	flat_Qth_R	23:43	15			LRS2	cal							Yes
lrs20000015_05	flat_Qth_R	23:44	15			LRS2	cal							Yes
0111	UNe Slave Cal	23:45	426			HPF	cal							Yes
lrs20000016_01	flat_ldls_long_B	23:45	20			LRS2	cal							Yes
lrs20000016_02	flat_ldls_long_B	23:47	20			LRS2	cal							Yes
lrs20000016_03	flat_ldls_long_B	23:48	20			LRS2	cal							Yes
lrs20000017_01	Cd-A_B	23:49	29			LRS2	cal							Yes
lrs20000017_02	Cd-A_B	23:51	29			LRS2	cal							Yes
lrs20000017_03	Cd-A_B	23:52	29			LRS2	cal							Yes
0112	UNe Slave Cal	23:53	426			HPF	cal							Yes
lrs20000018_01	FeAr_R	23:54	15			LRS2	cal							Yes
lrs20000018_02	FeAr_R	23:55	15			LRS2	cal							Yes
lrs20000018_03	FeAr_R	23:56	15			LRS2	cal							Yes
lrs20000019_01	Hg_R	23:57	20			LRS2	cal							Yes
lrs20000019_02	Hg_R	23:59	20			LRS2	cal							Yes