HET Night Report Reader

Civil Date	Ephemerides
2025-04-13	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	01:30	02:17	02:47	11:06	11:36	12:22	02:10	-
Night Length	8:19		Sunset Temperature

On-Duty Personnel
Resident Astronomer	Telescope Operator
Stephen Odewahn	Cassie Crowe

Overlaps
TO Overlap	RA Overlap
Nathan McReynolds	-

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
01:22	22.7	21.5	11:40	twilight	10:18
Total Time Open					10:18

Program	Night Priority	Science
02:47	Science
03:10	Idle due to weather (heavy cloud cover from west)
05:00	Science
05:12	Idle due to weather (clouds)
05:22	Science
05:27	Idle due to weather (clouds)
08:55	Science
09:35	Idle due to weather (clouds)
10:53	Science

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
01:55	02:29	0.45	0.68	210	+1414	22.5	21.2	21.4	303	8	First of Night
11:32	11:38	0.93	1.39	110	+2392	18.8	19.6	19.9	285	9	Post-Observing

Problem Reports
PR Number	Times	Time Lost	Description	Response
6467	02:42-03:03	00:21	hobs stopped currently active observation
5755	07:17-07:22, 09:38-09:38, 11:18-11:18	00:05	TT

TO Comments	Fighting clouds 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	00:00	106.5			HPF	cal							Yes
0002	Etalon Cal	00:03	159.8			HPF	cal							Yes
0003	UNe Slave Cal	00:06	426			HPF	cal							Yes
lrs20000001_01	flat_Qth_R	00:07	15			LRS2	cal							Yes
lrs20000001_02	flat_Qth_R	00:08	15			LRS2	cal							Yes
lrs20000001_03	flat_Qth_R	00:10	15			LRS2	cal							Yes
lrs20000001_04	flat_Qth_R	00:11	15			LRS2	cal							Yes
lrs20000001_05	flat_Qth_R	00:12	15			LRS2	cal							Yes
lrs20000002_01	flat_ldls_long_B	00:13	20			LRS2	cal							Yes
0004	UNe Slave Cal	00:14	426			HPF	cal							Yes
lrs20000002_02	flat_ldls_long_B	00:15	20			LRS2	cal							Yes
lrs20000002_03	flat_ldls_long_B	00:16	20			LRS2	cal							Yes
lrs20000003_01	Cd-A_B	00:17	38			LRS2	cal							Yes
lrs20000003_02	Cd-A_B	00:19	38			LRS2	cal							Yes
lrs20000003_03	Cd-A_B	00:21	38			LRS2	cal							Yes
0005	UNe Slave Cal	00:22	426			HPF	cal							Yes
lrs20000004_01	FeAr_R	00:22	15			LRS2	cal							Yes
lrs20000004_02	FeAr_R	00:23	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	00:27	20			LRS2	cal							Yes
lrs20000005_03	Hg_R	00:28	20			LRS2	cal							Yes
0006	UNe Slave Cal	00:30	426			HPF	cal							Yes
lrs20000006_01	Hg_B	00:30	15			LRS2	cal							Yes
lrs20000006_02	Hg_B	00:31	15			LRS2	cal							Yes
lrs20000006_03	Hg_B	00:32	15			LRS2	cal							Yes
0007	UNe Slave Cal	00:37	426			HPF	cal							Yes
virus0000001_01	flat_ldls_long	00:39	15			VIRUS	cal							Yes
virus0000001_02	flat_ldls_long	00:40	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	00:44	15			VIRUS	cal							Yes
0008	UNe Slave Cal	00:45	426			HPF	cal							Yes
virus0000002_03	Cd-A	00:46	15			VIRUS	cal							Yes
virus0000003_01	Hg	00:47	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	00:51	0			LRS2	cal							Yes
virus0000004_01	bias	00:51	0			VIRUS	cal							Yes
lrs20000007_02	bias	00:52	0			LRS2	cal							Yes
virus0000004_02	bias	00:52	0			VIRUS	cal							Yes
lrs20000007_03	bias	00:53	0			LRS2	cal							Yes
virus0000004_03	bias	00:53	0			VIRUS	cal							Yes
lrs20000007_04	bias	00:54	0			LRS2	cal							Yes
virus0000004_04	bias	00:54	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	00:56	0			LRS2	cal							Yes
virus0000004_07	bias	00:57	0			VIRUS	cal							Yes
lrs20000007_08	bias	00:57	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	00:58	0			VIRUS	cal							Yes
lrs20000007_10	bias	00:59	0			LRS2	cal							Yes
virus0000004_10	bias	00:59	0			VIRUS	cal							Yes
lrs20000007_11	bias	01:00	0			LRS2	cal							Yes
virus0000004_11	bias	01:00	0			VIRUS	cal							Yes
lrs20000008_01	dark	01:01	360			LRS2	cal							Yes
virus0000005_01	dark	01:01	360			VIRUS	cal							Yes
lrs20000008_02	dark	01:08	360			LRS2	cal							Yes
virus0000005_02	dark	01:08	360			VIRUS	cal							Yes
lrs20000008_03	dark	01:14	360			LRS2	cal							Yes
virus0000005_03	dark	01:15	360			VIRUS	cal							Yes
lrs20000009_01	skyflat	01:35	7			LRS2	cal							Yes
lrs20000010_01	skyflat	01:36	10			LRS2	cal							Yes
lrs20000011_01	skyflat	01:37	13			LRS2	cal							Yes
lrs20000012_01	skyflat	01:38	16			LRS2	cal							Yes
lrs20000013_01	skyflat	01:39	22			LRS2	cal							Yes
lrs20000014_01	skyflat	01:41	30			LRS2	cal							Yes
virus0000006_01	skyflat	01:43	7			VIRUS	cal							Yes
virus0000007_01	skyflat	01:45	10			VIRUS	cal							Yes
virus0000008_01	skyflat	01:46	14			VIRUS	cal							Yes
virus0000009_01	skyflat	01:47	18			VIRUS	cal							Yes
virus0000010_01	skyflat	01:49	26			VIRUS	cal							Yes
0009	test_drk_donotuse	02:33	10.7			HPF	cal							Yes
0010	HR2966_tell_std	02:37	330.2	8.5		HPF	telluric	1.49	0.75	19.26	0.77			Yes
0011	LFC Cal	02:48	106.5			HPF	cal							Yes
virus0000011_01	parallel	02:48	900			VIRUS	sci							Yes
lrs20000015_01	parallel	02:48	900	5.0	PSU25-2-003	LRS2-R	sci	1.47	0.73	18.21	0.72		Lost last two minutes of exposure due to accident with new scheduling program	No
0012	LFC Cal	02:50	106.5			HPF	cal							Yes
0013	LFC Cal	02:53	106.5			HPF	cal							Yes
0014	LFC Cal	02:55	106.5			HPF	cal							Yes
0015	test_drk_donotuse	03:05	10.7			HPF	cal							Yes
0016	parallel	03:09	95.9	5.4	PSU25-2-005	HPF	sci	1.44		18.56	0.49	381	slightlt below Sspectroscopic transparecy, please check data quality	Yes
0017	test_drk_donotuse	03:13	10.7			HPF	cal							Yes
none	parallel	03:25	0	15.0	UT25-2-012	HPF	sci						Heavy clouds move in from west during setup	No
lrs20000016_01	BD+262606_056_E	05:06	60	6.0		LRS2	spec	1.67	0.76	17.85	0.35			Yes
lrs20000017_01	BD+262606_066_E	05:11	30	4.5		LRS2	spec	1.43	0.88	17.55	0.44			Yes
0018	test_drk_donotuse	05:24	10.7			HPF	cal							Yes
0019	parallel	05:26	95.9	3.4	PSU25-2-005	HPF	sci	1.45	0.78	18.58	0.79	483		P4
0020	test_drk_donotuse	05:30	10.7			HPF	cal							Yes
virus0000012_01	parallel	05:33	2047			VIRUS	sci							Yes
0021	parallel	05:34	969.1	6.8	PSU25-2-009	HPF	sci	1.36	0.76	17.65	0.44	43	clouds increasing	No
0022	parallel	05:51	969.1	0.8	PSU25-2-009	HPF	sci	1.34	0.89	17.78	0.50	44		No
0023	LFC Cal	06:09	106.5			HPF	cal							Yes
0024	test_drk_donotuse	06:34	10.7			HPF	cal							Yes
0025	parallel	06:40	330.2	4.5	UT25-2-008	HPF	sci	1.63	1.00	17.35	0.45	309	clouds from west	No
virus0000013_01	parallel	06:40	2203			VIRUS	sci							Yes
0026	parallel	06:46	330.2	1.5	UT25-2-008	HPF	sci	1.67	0.99	16.98	0.26	149		No
0027	parallel	06:52	330.2	0.5	UT25-2-008	HPF	sci	1.63	0.95	18.44	0.83	293		No
0028	parallel	06:58	330.2	0.5	UT25-2-008	HPF	sci	1.56	0.97	18.44	0.85	430		No
0029	parallel	07:04	330.2	0.5	UT25-2-008	HPF	sci	1.50	0.87	18.42	0.86	420		No
0030	parallel	07:11	330.2	0.5	UT25-2-008	HPF	sci	1.45	0.94	18.21	0.79	382		No
0031	LFC Cal	07:18	106.5			HPF	cal							Yes
0032	test_drk_donotuse	07:25	10.7			HPF	cal							Yes
0033	test_drk_donotuse	08:58	10.7			HPF	cal							Yes
0034	parallel	09:02	969.1	6.8	PSU25-2-015	HPF	sci	1.65	1.18	18.36	0.69	107		Yes
virus0000014_01	parallel	09:02	2047			VIRUS	sci							Yes
0035	parallel	09:19	969.1	0.8	PSU25-2-015	HPF	sci	1.46	0.96	18.54	0.71	126		Yes
0036	LFC Cal	09:37	106.5			HPF	cal							Yes
0037	LFC Cal	09:40	106.5			HPF	cal							Yes
0038	LFC Cal	10:40	106.5			HPF	cal							Yes
0039	parallel	10:43	617.7	4.7	UT25-2-013	HPF	sci	1.53	0.60	18.95	0.71	32		Yes
virus0000015_01	parallel	10:43	1984			VIRUS	sci							Yes
0040	parallel	10:54	617.7	1.7	UT25-2-013	HPF	sci	1.52	0.64	18.99	0.72	30		Yes
0041	parallel	11:05	617.7	0.7	UT25-2-013	HPF	sci	1.41	0.58	18.98	0.76	31		Yes
0042	LFC Cal	11:17	106.5			HPF	cal							Yes
0043	test_drk_donotuse	11:21	10.7			HPF	cal							Yes
0044	parallel	11:23	74.5	6.8	PSU25-2-005	HPF	sci	1.39	0.66	18.76	0.80	601		P4
0045	test_drk_donotuse	11:26	10.7			HPF	cal							Yes
0046	parallel	11:30	74.5	5.8	PSU25-2-005	HPF	sci	1.39	0.64	18.16	0.76	636		P4
lrs20000018_01	bias	11:45	0			LRS2	cal							Yes
virus0000016_01	bias	11:45	0			VIRUS	cal							Yes
virus0000017_01	Cd-A	11:50	15		ENG25-2-002	VIRUS	cal							Yes
virus0000018_01	Hg	11:51	15		ENG25-2-002	VIRUS	cal							Yes
0047	Dark	11:59	319.5			HPF	cal							Yes
0048	Quartz FCU	12:10	74.5			HPF	cal							Yes
0049	Quartz FCU	12:12	74.5			HPF	cal							Yes
0050	Quartz FCU	12:14	74.5			HPF	cal							Yes
0051	Quartz FCU	12:16	74.5			HPF	cal							Yes
0052	Quartz FCU	12:17	74.5			HPF	cal							Yes
0053	Quartz FCU	12:19	74.5			HPF	cal							Yes
0054	Quartz FCU	12:21	74.5			HPF	cal							Yes
0055	Alpha Bright Cal	12:23	85.2			HPF	cal							Yes
0056	Alpha Bright Cal	12:25	85.2			HPF	cal							Yes
0057	Alpha Bright Cal	12:27	85.2			HPF	cal							Yes
0058	Alpha Bright Cal	12:29	85.2			HPF	cal							Yes
0059	LFC FCU	12:32	106.5			HPF	cal							Yes
0060	LFC FCU	12:34	106.5			HPF	cal							Yes
0061	LFC FCU	12:36	106.5			HPF	cal							Yes
0062	LFC FCU	12:39	106.5			HPF	cal							Yes
0063	LFC FCU	12:41	106.5			HPF	cal							Yes
0064	LFC FCU	12:43	106.5			HPF	cal							Yes
0065	LFC Cal	12:46	106.5			HPF	cal							Yes
0066	LFC Cal	12:49	106.5			HPF	cal							Yes
0067	Etalon Cal	12:56	159.8			HPF	cal							Yes
0068	Etalon Cal	13:00	159.8			HPF	cal							Yes
0069	Etalon Cal	13:03	159.8			HPF	cal							Yes
0070	Etalon Cal	13:06	159.8			HPF	cal							Yes
0071	UNe Slave Cal	13:10	426			HPF	cal							Yes
0072	UNe Slave Cal	13:17	426			HPF	cal							Yes
0073	UNe Slave Cal	13:25	426			HPF	cal							Yes
0074	UNe Slave Cal	13:33	426			HPF	cal							Yes
0075	UNe Slave Cal	13:41	426			HPF	cal							Yes
0076	UNe Slave Cal	13:48	426			HPF	cal							Yes
0124	LFC Cal	22:57	106.5			HPF	cal							Yes
lrs20009900_01	bias	23:12	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	23:13	20			VIRUS	cal							Yes
virus0009901_01	bias	23:15	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	23:15	20			LRS2	cal							Yes
virus0009902_01	dark	23:17	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	23:17	38			LRS2	cal							Yes
lrs20009903_01	FeAr_R	23:19	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	23:21	15			LRS2	cal							Yes
0125	Dark	23:25	319.5			HPF	cal							Yes
0126	Quartz FCU	23:31	74.5			HPF	cal							Yes
0127	Quartz FCU	23:33	74.5			HPF	cal							Yes
0128	Quartz FCU	23:35	74.5			HPF	cal							Yes
0129	Quartz FCU	23:37	74.5			HPF	cal							Yes
0130	Quartz FCU	23:38	74.5			HPF	cal							Yes
0131	Quartz FCU	23:40	74.5			HPF	cal							Yes
0132	Quartz FCU	23:42	74.5			HPF	cal							Yes
0133	Alpha Bright Cal	23:44	85.2			HPF	cal							Yes
0134	Alpha Bright Cal	23:46	85.2			HPF	cal							Yes
0135	Alpha Bright Cal	23:48	85.2			HPF	cal							Yes
0136	Alpha Bright Cal	23:50	85.2			HPF	cal							Yes
0137	LFC FCU	23:53	106.5			HPF	cal							Yes
0138	LFC FCU	23:55	106.5			HPF	cal							Yes
0139	LFC Cal	23:58	106.5			HPF	cal							Yes