HET Night Report Reader

Civil Date	Ephemerides
2026-07-29	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	02:00	02:50	03:23	10:41	11:14	12:05	02:17	-
Night Length	7:18		Sunset Temperature

On-Duty Personnel
Resident Astronomer	Telescope Operator	OPS Engineer	Day Ops
Sergey Rostopchin	Aiden Dillard	-	-

Overlaps		none

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
00:52	27.5	25.5	01:08	engineering	00:16
01:51	25.2	25.7	11:13	twilight	09:22
Total Time Open					9:38

Program	Night Priority	Science
03:23	Science
05:35	Engineering (hpf)
06:22	Science

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
02:25	02:51	0.41	0.61	-370	-1576	23.4	24.5	24.8	121	14	First of Night
06:22	06:49	0.41	0.61	-410	+528	22.6	22.7	22.7	158	5	Stack/Re-stack
11:07	11:13	0.50	0.76	-540	+1281	22.5	22.2	22.4	221	4	Post-Observing

Problem Reports
PR Number	Times	Time Lost	Description	Response
6554	02:55-03:08	00:13	HPFACQ not updating images	Restarted PAS server. Reopened TCS and started, stopped, and restarted all cameras as they also weren't at first reading metrology data.
6554	04:58-05:11	00:13	HPFACQ not updating images	Restarted PAS.
6698	10:35-10:43	00:08	HPF Unable to Activate Disabled Metrology Data	Restarted PAS but moved on to next target.

Ops Comments	none

TO Comments	Clear night.

RA Comments	none

Observations
File	Target/QID	Exp Start	Exposure	Overhead	Program	Instrument Configuration	Data Type	IQ	Dimm	SkySBrt	Skytrans	SNR	Comments	Charge
lrs20000016_11	bias	00:00	0			LRS2	cal							Yes
virus0000026_11	bias	00:00	0			VIRUS	cal							Yes
lrs20000017_01	dark	00:01	360			LRS2	cal							Yes
virus0000027_01	dark	00:01	360			VIRUS	cal							Yes
lrs20000017_02	dark	00:08	360			LRS2	cal							Yes
virus0000027_02	dark	00:08	360			VIRUS	cal							Yes
lrs20000017_03	dark	00:15	360			LRS2	cal							Yes
virus0000027_03	dark	00:15	360			VIRUS	cal							Yes
0001	twilight	01:57	298.2			HPF	cal					366		Yes
lrs20000001_01	skyflat	02:05	7			LRS2	cal							Yes
lrs20000002_01	skyflat	02:06	10			LRS2	cal							Yes
lrs20000003_01	skyflat	02:07	13			LRS2	cal							Yes
lrs20000004_01	skyflat	02:08	16			LRS2	cal							Yes
lrs20000005_01	skyflat	02:10	22			LRS2	cal							Yes
lrs20000006_01	skyflat	02:11	30			LRS2	cal							Yes
virus0000001_01	skyflat	02:15	7			VIRUS	cal							Yes
virus0000002_01	skyflat	02:16	10			VIRUS	cal							Yes
virus0000003_01	skyflat	02:17	14			VIRUS	cal							Yes
virus0000004_01	skyflat	02:18	18			VIRUS	cal							Yes
virus0000005_01	skyflat	02:20	26			VIRUS	cal							Yes
0002	Etalon Cal	02:32	159.8			HPF	cal							Yes
0003	Etalon Cal	02:35	159.8			HPF	cal							Yes
0004	Etalon Cal	02:39	159.8			HPF	cal							Yes
0005	HR6827_tell_std	03:09	330.2	17.5		HPF	telluric	1.81	1.33	19.26				Yes
0006	parallel	03:22	308.9	7.9	UT26-2-005	HPF	sci	1.65	1.04	19.28	0.88	205		P4
virus0000006_01	parallel	03:22	1051			VIRUS	sci							Yes
0007	parallel	03:28	308.9	-0.1	UT26-2-005	HPF	sci	1.47	1.04	19.25	0.88	242		P4
0008	parallel	03:34	308.9	0.9	UT26-2-005	HPF	sci	1.55	1.13	19.25	0.87	240		P4
0009	Etalon Cal	03:40	159.8			HPF	cal							Yes
0010	Etalon Cal	03:46	159.8			HPF	cal							Yes
lrs20000007_01	parallel	03:46	180	7.0	UT26-2-017	LRS2-B	sci	1.53	1.16	18.77	0.69			P4
0011	Etalon Cal	03:53	159.8			HPF	cal							Yes
virus0000007_01	parallel	03:53	360			VIRUS	sci							Yes
lrs20000008_01	parallel	03:53	360	4.0	UT26-2-017	LRS2-R	sci	1.49	1.20	18.69	0.86			P4
0012	Etalon Cal	03:56	159.8			HPF	cal							Yes
virus0000008_01	parallel	04:06	807.2			VIRUS	sci							Yes
0013	parallel	04:07	362.1	8.0	UT26-2-007	HPF	sci	1.71	1.11	19.24	0.87	357		P4
0014	parallel	04:14	362.1	1.0	UT26-2-007	HPF	sci	1.85	1.40	19.22	0.89	361		P4
0015	Etalon Cal	04:21	159.8			HPF	cal							Yes
virus0000009_01	parallel	04:27	1000			VIRUS	sci							Yes
0016	parallel	04:28	969.1	7.8	UT26-2-007	HPF	sci	1.74	1.01	18.99	0.90	67		P4
0017	Etalon Cal	04:46	159.8			HPF	cal							Yes
virus0000010_01	parallel	04:51	382.3			VIRUS	sci							Yes
0018	parallel	04:52	340.8	8.3	PSU26-2-014	HPF	sci	1.63	1.06	19.16	0.92	507		P4
0019	parallel	05:19	969.1	7.8	UT26-2-007	HPF	sci	1.73	0.88	19.17	0.88	232		P4
virus0000011_01	parallel	05:19	1000			VIRUS	sci							Yes
0020	Etalon Cal	05:37	159.8			HPF	cal							Yes
virus0000012_01	parallel	05:42	2438.5			VIRUS	eng							Yes
0021	GJ_699	05:43	202.3	7.6	ENG26-2-000	HPF	eng	1.49	0.79	18.57	0.89	425		Yes
0022	GJ_699	05:47	202.3	0.6	ENG26-2-000	HPF	eng	1.52	0.79	18.57	0.89	438		Yes
0023	GJ_699	05:51	202.3	0.6	ENG26-2-000	HPF	eng	1.57	0.66	18.58	0.91	449		Yes
0024	GJ_699	05:55	202.3	0.6	ENG26-2-000	HPF	eng	1.70	0.59	18.58	0.96	468		Yes
0025	GJ_699	05:59	202.3	0.6	ENG26-2-000	HPF	eng	1.73	0.75	18.55	0.98	469		Yes
0026	GJ_699	06:03	202.3	0.6	ENG26-2-000	HPF	eng	1.82	0.71	18.51	0.99	448		Yes
0027	GJ_699	06:07	202.3	0.6	ENG26-2-000	HPF	eng	1.84	0.81	18.46	0.96	433		Yes
0028	GJ_699	06:11	202.3	0.6	ENG26-2-000	HPF	eng	1.83	0.89	18.39	0.94	402		Yes
0029	GJ_699	06:15	202.3	0.6	ENG26-2-000	HPF	eng	1.78	0.98	18.34	0.90	394		Yes
0030	GJ_699	06:19	202.3	0.6	ENG26-2-000	HPF	eng	1.68	0.85	18.27	0.86	376		Yes
0031	Etalon Cal	06:23	159.8			HPF	cal							Yes
0032	Etalon Cal	06:33	159.8			HPF	cal							Yes
0033	Etalon Cal	06:36	159.8			HPF	cal							Yes
0034	parallel	06:54	436.7	4.7	UT26-2-007	HPF	sci	1.39	0.72	19.00	1.01	441		P4
virus0000013_01	parallel	06:54	956.3			VIRUS	sci							Yes
0035	parallel	07:02	436.7	0.7	UT26-2-007	HPF	sci	1.41	0.70	18.98	1.00	417		P4
0036	Etalon Cal	07:10	159.8			HPF	cal							Yes
0037	parallel	07:16	308.9	6.9	PSU26-2-016	HPF	sci	1.14	0.76	17.82	0.96	256		Yes
virus0000014_01	parallel	07:16	350.4			VIRUS	sci							Yes
0038	Etalon Cal	07:23	159.8			HPF	cal							Yes
virus0000015_01	parallel	07:28	1000			VIRUS	sci							Yes
0039	parallel	07:29	969.1	7.8	UT26-2-007	HPF	sci	1.17	0.70	18.87	0.90	394		P4
0040	Etalon Cal	07:47	159.8			HPF	cal							Yes
none	parallel	07:51	945	-0.8	UT26-2-007	HPF	sci						cannot id the star. spend some time and go to a next target.	No
0041	parallel	08:06	926.6	6.6	UT26-2-009	HPF	sci	1.11	0.71	18.65	0.93	107		P4
virus0000016_01	parallel	08:06	2904.2			VIRUS	sci							Yes
0042	parallel	08:23	926.6	0.6	UT26-2-009	HPF	sci	1.27	0.69	18.70	0.94	112		P4
0043	parallel	08:39	926.6	1.6	UT26-2-009	HPF	sci	1.27	0.75	18.64	0.92	104		P4
virus0000017_01	parallel	09:02	600			VIRUS	sci							Yes
lrs20000009_01	parallel	09:02	600	7.0	UT26-2-017	LRS2-B	sci	1.64	0.78	17.90	0.92			P4
0044	Etalon Cal	09:03	159.8			HPF	cal							Yes
0045	Etalon Cal	09:06	159.8			HPF	cal							Yes
0046	Etalon Cal	09:09	159.8			HPF	cal							Yes
0047	Etalon Cal	09:17	159.8			HPF	cal							Yes
virus0000018_01	parallel	09:17	1200			VIRUS	sci							Yes
lrs20000010_01	parallel	09:17	1200	5.0	UT26-2-017	LRS2-R	sci	1.87	1.62	17.90	0.93			P4
0048	Etalon Cal	09:20	159.8			HPF	cal							Yes
0049	Etalon Cal	09:23	159.8			HPF	cal							Yes
0050	Etalon Cal	09:43	159.8			HPF	cal							Yes
lrs20000011_01	parallel	09:43	180	6.0	UT26-2-017	LRS2-B	sci	1.74	1.91	18.83	0.69			P4
0051	Etalon Cal	09:49	159.8			HPF	cal							Yes
virus0000019_01	parallel	09:49	360			VIRUS	sci							Yes
lrs20000012_01	parallel	09:49	360	3.0	UT26-2-017	LRS2-R	sci	1.68	1.31	18.90	0.85			P4
0052	Etalon Cal	09:53	159.8			HPF	cal							Yes
0053	Etalon Cal	10:00	159.8			HPF	cal							Yes
lrs20000013_01	parallel	10:00	180	5.0	UT26-2-017	LRS2-B	sci	1.72	1.28	18.71	0.87			P4
0054	Etalon Cal	10:07	159.8			HPF	cal							Yes
virus0000020_01	parallel	10:07	360			VIRUS	sci							Yes
lrs20000014_01	parallel	10:07	360	4.0	UT26-2-017	LRS2-R	sci	1.69	1.86	18.77	1.04			P4
0055	Etalon Cal	10:10	159.8			HPF	cal							Yes
virus0000021_01	parallel	10:18	1000			VIRUS	sci							Yes
0056	parallel	10:19	969.1	5.8	UT26-2-007	HPF	sci	1.52	0.96	18.80	0.96	24		P4
0057	parallel	10:49	969.1	5.8	UT26-2-007	HPF	sci	1.37		18.60	0.99	35		P4
virus0000022_01	parallel	10:49	1000			VIRUS	sci							Yes
lrs20000015_01	bias	11:08	0			LRS2	cal							Yes
virus0000023_01	bias	11:08	0			VIRUS	cal							Yes
virus0000024_01	Cd-A	11:12	15		ENG26-2-002	VIRUS	cal							Yes
virus0000025_01	Hg	11:14	15		ENG26-2-002	VIRUS	cal							Yes
0058	Dark	11:22	319.5			HPF	cal							Yes
0059	Quartz FCU	11:33	74.5			HPF	cal							Yes
0060	Quartz FCU	11:35	74.5			HPF	cal							Yes
0061	Quartz FCU	11:37	74.5			HPF	cal							Yes
0062	Quartz FCU	11:39	74.5			HPF	cal							Yes
0063	Quartz FCU	11:40	74.5			HPF	cal							Yes
0064	Quartz FCU	11:42	74.5			HPF	cal							Yes
0065	Quartz FCU	11:44	74.5			HPF	cal							Yes
0066	Alpha Bright Cal	11:46	85.2			HPF	cal							Yes
0067	Alpha Bright Cal	11:48	85.2			HPF	cal							Yes
0068	Alpha Bright Cal	11:50	85.2			HPF	cal							Yes
0069	Alpha Bright Cal	11:52	85.2			HPF	cal							Yes
0070	Etalon Cal	12:05	159.8			HPF	cal							Yes
0071	Etalon Cal	12:08	159.8			HPF	cal							Yes
0072	Etalon Cal	12:11	159.8			HPF	cal							Yes
0073	Etalon Cal	12:14	159.8			HPF	cal							Yes
0074	UNe Slave Cal	12:18	852			HPF	cal							Yes
0075	UNe Slave Cal	12:33	852			HPF	cal							Yes
0076	UNe Slave Cal	12:48	852			HPF	cal							Yes
0111	Etalon Cal	21:55	159.8			HPF	cal							Yes
lrs20009900_01	bias	22:03	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	22:04	20			VIRUS	cal							Yes
virus0009901_01	bias	22:06	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	22:06	20			LRS2	cal							Yes
virus0009902_01	dark	22:08	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	22:08	29			LRS2	cal							Yes
lrs20009903_01	FeAr_R	22:10	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	22:11	15			LRS2	cal							Yes
0112	Dark	22:15	319.5			HPF	cal							Yes
0113	Quartz FCU	22:22	74.5			HPF	cal							Yes
0114	Quartz FCU	22:23	74.5			HPF	cal							Yes
0115	Quartz FCU	22:25	74.5			HPF	cal							Yes
0116	Quartz FCU	22:27	74.5			HPF	cal							Yes
0117	Quartz FCU	22:29	74.5			HPF	cal							Yes
0118	Quartz FCU	22:31	74.5			HPF	cal							Yes
0119	Quartz FCU	22:32	74.5			HPF	cal							Yes
0120	Alpha Bright Cal	22:35	85.2			HPF	cal							Yes
0121	Alpha Bright Cal	22:37	85.2			HPF	cal							Yes
0122	Alpha Bright Cal	22:39	85.2			HPF	cal							Yes
0123	Alpha Bright Cal	22:40	85.2			HPF	cal							Yes
0124	Etalon Cal	22:53	159.8			HPF	cal							Yes
0125	Etalon Cal	22:56	159.8			HPF	cal							Yes
0126	Etalon Cal	22:59	159.8			HPF	cal							Yes
0127	Etalon Cal	23:02	159.8			HPF	cal							Yes
0128	UNe Slave Cal	23:06	426			HPF	cal							Yes
lrs20000010_01	flat_Qth_R	23:08	15			LRS2	cal							Yes
lrs20000010_02	flat_Qth_R	23:09	15			LRS2	cal							Yes
lrs20000010_03	flat_Qth_R	23:11	15			LRS2	cal							Yes
lrs20000010_04	flat_Qth_R	23:12	15			LRS2	cal							Yes
lrs20000010_05	flat_Qth_R	23:13	15			LRS2	cal							Yes
0129	UNe Slave Cal	23:14	426			HPF	cal							Yes
lrs20000011_01	flat_ldls_long_B	23:14	20			LRS2	cal							Yes
lrs20000011_02	flat_ldls_long_B	23:16	20			LRS2	cal							Yes
lrs20000011_03	flat_ldls_long_B	23:17	20			LRS2	cal							Yes
lrs20000012_01	Cd-A_B	23:18	29			LRS2	cal							Yes
lrs20000012_02	Cd-A_B	23:20	29			LRS2	cal							Yes
lrs20000012_03	Cd-A_B	23:21	29			LRS2	cal							Yes
0130	UNe Slave Cal	23:22	426			HPF	cal							Yes
lrs20000013_01	FeAr_R	23:23	15			LRS2	cal							Yes
lrs20000013_02	FeAr_R	23:24	15			LRS2	cal							Yes
lrs20000013_03	FeAr_R	23:25	15			LRS2	cal							Yes
lrs20000014_01	Hg_R	23:26	20			LRS2	cal							Yes
lrs20000014_02	Hg_R	23:28	20			LRS2	cal							Yes
0131	UNe Slave Cal	23:29	426			HPF	cal							Yes
lrs20000014_03	Hg_R	23:29	20			LRS2	cal							Yes
lrs20000015_01	Hg_B	23:30	15			LRS2	cal							Yes
lrs20000015_02	Hg_B	23:31	15			LRS2	cal							Yes
lrs20000015_03	Hg_B	23:33	15			LRS2	cal							Yes
0132	UNe Slave Cal	23:37	426			HPF	cal							Yes
virus0000023_01	flat_ldls_long	23:39	15			VIRUS	cal							Yes
virus0000023_02	flat_ldls_long	23:41	15			VIRUS	cal							Yes
virus0000023_03	flat_ldls_long	23:42	15			VIRUS	cal							Yes
virus0000024_01	Cd-A	23:43	15			VIRUS	cal							Yes
0133	UNe Slave Cal	23:45	426			HPF	cal							Yes
virus0000024_02	Cd-A	23:45	15			VIRUS	cal							Yes
virus0000024_03	Cd-A	23:46	15			VIRUS	cal							Yes
virus0000025_01	Hg	23:47	15			VIRUS	cal							Yes
virus0000025_02	Hg	23:49	15			VIRUS	cal							Yes
virus0000025_03	Hg	23:50	15			VIRUS	cal							Yes
lrs20000016_01	bias	23:52	0			LRS2	cal							Yes
virus0000026_01	bias	23:52	0			VIRUS	cal							Yes
lrs20000016_02	bias	23:52	0			LRS2	cal							Yes
virus0000026_02	bias	23:53	0			VIRUS	cal							Yes
lrs20000016_03	bias	23:53	0			LRS2	cal							Yes
virus0000026_03	bias	23:54	0			VIRUS	cal							Yes
lrs20000016_04	bias	23:54	0			LRS2	cal							Yes
virus0000026_04	bias	23:54	0			VIRUS	cal							Yes
lrs20000016_05	bias	23:55	0			LRS2	cal							Yes
virus0000026_05	bias	23:55	0			VIRUS	cal							Yes
lrs20000016_06	bias	23:56	0			LRS2	cal							Yes
virus0000026_06	bias	23:56	0			VIRUS	cal							Yes
lrs20000016_07	bias	23:57	0			LRS2	cal							Yes
virus0000026_07	bias	23:57	0			VIRUS	cal							Yes
lrs20000016_08	bias	23:57	0			LRS2	cal							Yes
virus0000026_08	bias	23:58	0			VIRUS	cal							Yes
lrs20000016_09	bias	23:58	0			LRS2	cal							Yes
virus0000026_09	bias	23:59	0			VIRUS	cal							Yes
lrs20000016_10	bias	23:59	0			LRS2	cal							Yes
virus0000026_10	bias	23:59	0			VIRUS	cal							Yes

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