HET Night Report Reader

Civil Date	Ephemerides
2026-08-21	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	01:39	02:26	02:56	11:01	11:32	12:20	-	07:03
Night Length	8:05		Sunset Temperature

On-Duty Personnel
Resident Astronomer	Telescope Operator	OPS Engineer	Day Ops
Zach Vanderbosch	Aiden Dillard	-	-

Overlaps		none

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
01:36	25.8	24.4	11:27	twilight	09:51
Total Time Open					9:51

Program	Night Priority	Science
02:56	Science

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
02:04	02:36	0.41	0.62	-410	-1179	24.7	25.1	24.9	113	12	First of Night
05:29	05:58	0.39	0.61	-395	-312	21.5	22.5	22.8	113	8	Stack/Re-stack
11:20	11:27	0.68	1.15	-280	-11	20.3	20.5	20.5	122	7	Post-Observing

Problem Reports					no PRs

Ops Comments	none

TO Comments	Calm and 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
lrs20000023_03	dark	00:00	360			LRS2	cal							Yes
virus0000027_03	dark	00:00	360			VIRUS	cal							Yes
lrs20000001_01	skyflat	01:43	7			LRS2	cal							Yes
lrs20000002_01	skyflat	01:45	10			LRS2	cal							Yes
lrs20000003_01	skyflat	01:46	13			LRS2	cal							Yes
lrs20000004_01	skyflat	01:47	16			LRS2	cal							Yes
lrs20000005_01	skyflat	01:48	22			LRS2	cal							Yes
lrs20000006_01	skyflat	01:49	30			LRS2	cal							Yes
virus0000001_01	skyflat	01:52	7			VIRUS	cal							Yes
virus0000002_01	skyflat	01:54	10			VIRUS	cal							Yes
virus0000003_01	skyflat	01:55	14			VIRUS	cal							Yes
virus0000004_01	skyflat	01:56	18			VIRUS	cal							Yes
virus0000005_01	skyflat	01:58	26			VIRUS	cal							Yes
0001	LFC Cal	02:41	106.5			HPF	cal							Yes
lrs20000007_01	QID 916	02:41	180	5.0	UT26-3-009	LRS2-B	sci	1.26	0.79	20.17	0.68			P4
0002	LFC Cal	02:48	106.5			HPF	cal							Yes
virus0000006_01	parallel	02:48	360			VIRUS	sci							Yes
lrs20000008_01	QID 917	02:48	360	4.0	UT26-3-009	LRS2-R	sci	1.43	0.76	19.88	0.75			P4
0003	LFC Cal	02:50	106.5			HPF	cal							Yes
0004	QID 823	03:04	969.1	9.8	PSU26-3-012	HPF	sci	1.35	0.76	19.63	0.95	203		Yes
virus0000007_01	parallel	03:04	2000			VIRUS	sci							Yes
0005	QID 823	03:21	969.1	1.8	PSU26-3-012	HPF	sci	1.47	0.76	19.61	0.96	208		Yes
0006	LFC Cal	03:39	106.5			HPF	cal							Yes
0007	LFC Cal	03:47	106.5			HPF	cal							Yes
virus0000008_01	parallel	03:47	1350			VIRUS	sci							Yes
lrs20000009_01	QID 920	03:47	1350	9.5	PSU26-3-003	LRS2-B	sci	1.57	1.01	20.28	0.76			Yes
0008	LFC Cal	03:50	106.5			HPF	cal							Yes
0009	LFC Cal	03:52	106.5			HPF	cal							Yes
virus0000008_02	parallel	04:11	1350			VIRUS	sci							Yes
lrs20000009_02	QID 920	04:11	1350	0.5	PSU26-3-003	LRS2-B	sci	1.55	0.92	20.32	0.79			Yes
0010	HR8553_tell_std	04:40	330.2	6.5		HPF	telluric	1.54	0.83	19.71	0.74			Yes
lrs20000010_01	1802271_056_W	04:55	120	10.0		LRS2	spec	1.77	0.82	20.40	0.87			Yes
lrs20000011_01	1802271_066_W	05:01	120	4.0		LRS2	spec	1.79	0.83	20.12	0.98			Yes
virus0000009_01	parallel	05:10	1051			VIRUS	sci							Yes
0011	QID 791	05:11	308.9	7.9	UT26-3-001	HPF	sci	1.49	0.86	19.44	0.96	206		P4
0012	QID 791	05:16	308.9	0.9	UT26-3-001	HPF	sci	1.55	0.74	19.48	0.95	197		P4
0013	QID 791	05:22	308.9	0.9	UT26-3-001	HPF	sci	1.64	0.79	19.51	0.90	180		P4
0014	LFC Cal	06:02	106.5			HPF	cal							Yes
lrs20000012_01	QID 884	06:02	180	4.0	UT26-3-009	LRS2-B	sci	1.24	0.97	20.79	0.54			P4
virus0000010_01	parallel	06:08	360			VIRUS	sci							Yes
lrs20000013_01	QID 885	06:08	360	3.0	UT26-3-009	LRS2-R	sci	1.35	0.90	20.24	0.87			P4
0015	LFC Cal	06:09	106.5			HPF	cal							Yes
0016	LFC Cal	06:11	106.5			HPF	cal							Yes
virus0000011_01	parallel	06:19	2000			VIRUS	sci							Yes
0017	QID 817	06:20	969.1	5.8	PSU26-3-012	HPF	sci	1.41	1.02	19.75	0.99	143		Yes
0018	QID 817	06:37	969.1	0.8	PSU26-3-012	HPF	sci	1.38	0.94	19.80	1.00	152		Yes
0019	LFC Cal	06:55	106.5			HPF	cal							Yes
virus0000012_01	parallel	07:01	1000			VIRUS	sci							Yes
0020	QID 960	07:02	969.1	8.8	UT26-3-012	HPF	sci	1.42	0.96	19.90	0.82	416		Yes
0021	LFC Cal	07:20	106.5			HPF	cal							Yes
lrs20000014_01	parallel	07:23	360			LRS2	sci							Yes
virus0000013_01	QID 845	07:23	360	5.0	UT26-3-014	VIRUS	sci	1.65	1.13	21.80	0.89			Yes
0022	LFC Cal	07:24	106.5			HPF	cal							Yes
0023	LFC Cal	07:26	106.5			HPF	cal							Yes
lrs20000014_02	parallel	07:31	360			LRS2	sci							Yes
virus0000013_02	QID 845	07:31	360	2.0	UT26-3-014	VIRUS	sci	1.71	0.99	21.81	0.87			Yes
lrs20000014_03	parallel	07:38	360			LRS2	sci							Yes
virus0000013_03	QID 845	07:38	360	1.0	UT26-3-014	VIRUS	sci	1.73	0.94	21.82	0.87			Yes
virus0000014_01	FEIGE110_042_E	07:49	60	5.0		VIRUS	spec	1.52	1.02	21.82	0.76			Yes
virus0000014_02	FEIGE110_042_E	07:51	60	1.0		VIRUS	spec	1.55	0.91	21.78	0.79			Yes
virus0000014_03	FEIGE110_042_E	07:53	60	1.0		VIRUS	spec	1.54	0.95	21.76	0.81			Yes
virus0000015_01	parallel	07:59	1800			VIRUS	sci							Yes
lrs20000015_01	QID 128	07:59	1800	5.0	UT26-3-013	LRS2-B	sci	1.71	1.20	22.02	0.81			Yes
0024	LFC Cal	08:00	106.5			HPF	cal							Yes
0025	LFC Cal	08:02	106.5			HPF	cal							Yes
0026	LFC Cal	08:04	106.5			HPF	cal							Yes
0027	LFC Cal	08:33	106.5			HPF	cal							Yes
virus0000016_01	parallel	08:33	900			VIRUS	sci							Yes
lrs20000016_01	QID 129	08:33	900	4.0	UT26-3-013	LRS2-R	sci	1.63	0.95	21.04	0.96			Yes
0028	LFC Cal	08:35	106.5			HPF	cal							Yes
0029	LFC Cal	08:37	106.5			HPF	cal							Yes
lrs20000017_01	parallel	08:51	360			LRS2	sci							Yes
0030	LFC Cal	08:52	106.5			HPF	cal							Yes
virus0000017_01	QID 830	08:52	360	4.0	UT26-3-014	VIRUS	sci	1.82	1.35	21.84	0.88			Yes
0031	LFC Cal	08:54	106.5			HPF	cal							Yes
lrs20000017_02	parallel	08:59	360			LRS2	sci							Yes
virus0000017_02	QID 830	08:59	360	1.0	UT26-3-014	VIRUS	sci	1.76	0.82	21.82	0.88			Yes
lrs20000017_03	parallel	09:06	360			LRS2	sci							Yes
virus0000017_03	QID 830	09:06	360	1.0	UT26-3-014	VIRUS	sci	1.84	1.10	21.71	0.91			Yes
virus0000018_01	parallel	09:17	2041.5			VIRUS	sci							Yes
0032	QID 785	09:18	649.6	5.2	UT26-3-008	HPF	sci	1.58	0.97	20.25	0.95	312		Yes
0033	QID 785	09:29	649.6	1.2	UT26-3-008	HPF	sci	1.62	1.05	20.30	0.96	356		Yes
0034	QID 785	09:41	649.6	1.2	UT26-3-008	HPF	sci	1.70	0.82	20.28	0.97	355		Yes
0035	LFC Cal	09:53	106.5			HPF	cal							Yes
0036	QID 762	09:58	713.6	6.1	UT26-3-001	HPF	sci	1.53	0.95	20.24	0.64	54		Yes
virus0000019_01	parallel	09:58	3020.2			VIRUS	sci							Yes
0037	QID 762	10:11	713.6	1.1	UT26-3-001	HPF	sci	1.62	0.76	20.16	0.71	63		Yes
0038	QID 762	10:24	713.6	1.1	UT26-3-001	HPF	sci	1.69	0.96	20.15	0.74	68		Yes
0039	QID 762	10:36	713.6	0.1	UT26-3-001	HPF	sci	1.68	0.86	20.09	0.77	63		Yes
0040	QID 932	10:56	276.9	8.4	UT26-3-012	HPF	sci	1.89	0.93	20.16	0.90	450		P4
virus0000020_01	parallel	10:56	318.4			VIRUS	sci							Yes
0041	LFC Cal	11:02	106.5			HPF	cal							Yes
0042	LFC Cal	11:07	106.5			HPF	cal							Yes
lrs20000018_01	QID 886	11:07	180	6.0	UT26-3-009	LRS2-B	sci	1.88	0.98	21.60	0.87			P4
0043	LFC Cal	11:13	106.5			HPF	cal							Yes
virus0000021_01	parallel	11:13	360			VIRUS	sci							Yes
lrs20000019_01	QID 887	11:13	360	3.0	UT26-3-009	LRS2-R	sci	1.83		20.77	1.02			P4
0044	LFC Cal	11:15	106.5			HPF	cal							Yes
lrs20000020_01	bias	11:20	0			LRS2	cal							Yes
virus0000022_01	bias	11:21	0			VIRUS	cal							Yes
virus0000023_01	Cd-A	11:25	15		ENG26-3-002	VIRUS	cal							Yes
virus0000024_01	Hg	11:26	15		ENG26-3-002	VIRUS	cal							Yes
0045	Dark	11:35	319.5			HPF	cal							Yes
0046	Quartz FCU	11:46	74.5			HPF	cal							Yes
0047	Quartz FCU	11:48	74.5			HPF	cal							Yes
0048	Quartz FCU	11:50	74.5			HPF	cal							Yes
0049	Quartz FCU	11:52	74.5			HPF	cal							Yes
0050	Quartz FCU	11:54	74.5			HPF	cal							Yes
0051	Quartz FCU	11:55	74.5			HPF	cal							Yes
0052	Quartz FCU	11:57	74.5			HPF	cal							Yes
0053	Alpha Bright Cal	11:59	85.2			HPF	cal							Yes
0054	Alpha Bright Cal	12:01	85.2			HPF	cal							Yes
0055	Alpha Bright Cal	12:03	85.2			HPF	cal							Yes
0056	Alpha Bright Cal	12:05	85.2			HPF	cal							Yes
0057	LFC FCU	12:08	106.5			HPF	cal							Yes
0058	LFC FCU	12:10	106.5			HPF	cal							Yes
0059	LFC FCU	12:13	106.5			HPF	cal							Yes
0060	LFC FCU	12:15	106.5			HPF	cal							Yes
0061	LFC FCU	12:17	106.5			HPF	cal							Yes
0062	LFC FCU	12:20	106.5			HPF	cal							Yes
0063	LFC Cal	12:23	106.5			HPF	cal							Yes
0064	LFC Cal	12:25	106.5			HPF	cal							Yes
0065	Etalon Cal	12:33	159.8			HPF	cal							Yes
0066	Etalon Cal	12:36	159.8			HPF	cal							Yes
0067	Etalon Cal	12:39	159.8			HPF	cal							Yes
0068	Etalon Cal	12:43	159.8			HPF	cal							Yes
0069	UNe Slave Cal	12:46	426			HPF	cal							Yes
0070	UNe Slave Cal	12:54	426			HPF	cal							Yes
0071	UNe Slave Cal	13:02	426			HPF	cal							Yes
0072	UNe Slave Cal	13:09	426			HPF	cal							Yes
0073	UNe Slave Cal	13:17	426			HPF	cal							Yes
0074	UNe Slave Cal	13:25	426			HPF	cal							Yes
lrs20009900_01	bias	21:56	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	21:57	20			VIRUS	cal							Yes
virus0009901_01	bias	21:58	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	21:59	20			LRS2	cal							Yes
0124	LFC Cal	22:00	106.5			HPF	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	22:03	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	22:04	15			LRS2	cal							Yes
0125	LFC Cal	22:06	106.5			HPF	cal							Yes
0126	Dark	22:10	319.5			HPF	cal							Yes
0127	Quartz FCU	22:16	74.5			HPF	cal							Yes
0128	Quartz FCU	22:18	74.5			HPF	cal							Yes
0129	Quartz FCU	22:20	74.5			HPF	cal							Yes
0130	Quartz FCU	22:22	74.5			HPF	cal							Yes
0131	Quartz FCU	22:23	74.5			HPF	cal							Yes
0132	Quartz FCU	22:25	74.5			HPF	cal							Yes
0133	Quartz FCU	22:27	74.5			HPF	cal							Yes
0134	Alpha Bright Cal	22:29	85.2			HPF	cal							Yes
0135	Alpha Bright Cal	22:31	85.2			HPF	cal							Yes
0136	Alpha Bright Cal	22:33	85.2			HPF	cal							Yes
0137	Alpha Bright Cal	22:35	85.2			HPF	cal							Yes
0138	LFC FCU	22:38	106.5			HPF	cal							Yes
0139	LFC FCU	22:40	106.5			HPF	cal							Yes
0140	LFC Cal	22:43	106.5			HPF	cal							Yes
0141	LFC Cal	22:45	106.5			HPF	cal							Yes
0142	Etalon Cal	22:48	159.8			HPF	cal							Yes
0143	UNe Slave Cal	22:52	426			HPF	cal							Yes
lrs20000016_01	flat_Qth_R	22:53	15			LRS2	cal							Yes
lrs20000016_02	flat_Qth_R	22:54	15			LRS2	cal							Yes
lrs20000016_03	flat_Qth_R	22:56	15			LRS2	cal							Yes
lrs20000016_04	flat_Qth_R	22:57	15			LRS2	cal							Yes
lrs20000016_05	flat_Qth_R	22:58	15			LRS2	cal							Yes
lrs20000017_01	flat_ldls_long_B	22:59	20			LRS2	cal							Yes
0144	UNe Slave Cal	23:00	426			HPF	cal							Yes
lrs20000017_02	flat_ldls_long_B	23:01	20			LRS2	cal							Yes
lrs20000017_03	flat_ldls_long_B	23:02	20			LRS2	cal							Yes
lrs20000018_01	Cd-A_B	23:03	29			LRS2	cal							Yes
lrs20000018_02	Cd-A_B	23:05	29			LRS2	cal							Yes
lrs20000018_03	Cd-A_B	23:06	29			LRS2	cal							Yes
0145	UNe Slave Cal	23:07	426			HPF	cal							Yes
lrs20000019_01	FeAr_R	23:08	15			LRS2	cal							Yes
lrs20000019_02	FeAr_R	23:09	15			LRS2	cal							Yes
lrs20000019_03	FeAr_R	23:10	15			LRS2	cal							Yes
lrs20000020_01	Hg_R	23:11	20			LRS2	cal							Yes
lrs20000020_02	Hg_R	23:13	20			LRS2	cal							Yes
lrs20000020_03	Hg_R	23:14	20			LRS2	cal							Yes
0146	UNe Slave Cal	23:15	426			HPF	cal							Yes
lrs20000021_01	Hg_B	23:15	15			LRS2	cal							Yes
lrs20000021_02	Hg_B	23:16	15			LRS2	cal							Yes
lrs20000021_03	Hg_B	23:18	15			LRS2	cal							Yes
0147	UNe Slave Cal	23:23	426			HPF	cal							Yes
virus0000023_01	flat_ldls_long	23:24	15			VIRUS	cal							Yes
virus0000023_02	flat_ldls_long	23:26	15			VIRUS	cal							Yes
virus0000023_03	flat_ldls_long	23:27	15			VIRUS	cal							Yes
virus0000024_01	Cd-A	23:28	15			VIRUS	cal							Yes
virus0000024_02	Cd-A	23:30	15			VIRUS	cal							Yes
0148	UNe Slave Cal	23:31	426			HPF	cal							Yes
virus0000024_03	Cd-A	23:31	15			VIRUS	cal							Yes
virus0000025_01	Hg	23:33	15			VIRUS	cal							Yes
virus0000025_02	Hg	23:34	15			VIRUS	cal							Yes
virus0000025_03	Hg	23:35	15			VIRUS	cal							Yes
lrs20000022_01	bias	23:37	0			LRS2	cal							Yes
virus0000026_01	bias	23:37	0			VIRUS	cal							Yes
lrs20000022_02	bias	23:38	0			LRS2	cal							Yes
virus0000026_02	bias	23:38	0			VIRUS	cal							Yes
lrs20000022_03	bias	23:38	0			LRS2	cal							Yes
lrs20000022_04	bias	23:39	0			LRS2	cal							Yes
virus0000026_03	bias	23:39	0			VIRUS	cal							Yes
lrs20000022_05	bias	23:40	0			LRS2	cal							Yes
virus0000026_04	bias	23:40	0			VIRUS	cal							Yes
virus0000026_05	bias	23:40	0			VIRUS	cal							Yes
lrs20000022_06	bias	23:41	0			LRS2	cal							Yes
virus0000026_06	bias	23:41	0			VIRUS	cal							Yes
lrs20000022_07	bias	23:42	0			LRS2	cal							Yes
virus0000026_07	bias	23:42	0			VIRUS	cal							Yes
lrs20000022_08	bias	23:43	0			LRS2	cal							Yes
virus0000026_08	bias	23:43	0			VIRUS	cal							Yes
lrs20000022_09	bias	23:44	0			LRS2	cal							Yes
virus0000026_09	bias	23:44	0			VIRUS	cal							Yes
lrs20000022_10	bias	23:45	0			LRS2	cal							Yes
virus0000026_10	bias	23:45	0			VIRUS	cal							Yes
lrs20000022_11	bias	23:45	0			LRS2	cal							Yes
virus0000026_11	bias	23:46	0			VIRUS	cal							Yes
lrs20000023_01	dark	23:46	360			LRS2	cal							Yes
virus0000027_01	dark	23:47	360			VIRUS	cal							Yes
lrs20000023_02	dark	23:53	360			LRS2	cal							Yes
virus0000027_02	dark	23:53	360			VIRUS	cal							Yes

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