HET Night Report Reader

Civil Date	Ephemerides
2025-10-15	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	00:31	01:17	01:44	11:39	12:07	12:53	08:23	-
Night Length	9:55		Sunset Temperature

On-Duty Personnel
Resident Astronomer	Telescope Operator
Amy Ray	Amy Westfall

Overlaps		none

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
00:29	19.4	17.6	04:22	dew point	03:53
06:52	15.2	15.4	12:18	twilight	05:26
Total Time Open					9:19

Program	Night Priority	Science
01:44	Science
04:00	Idle due to weather (Dew Point)
06:52	Science
07:15	Idle due to weather (Clouds)
07:18	Science
07:58	Idle due to weather (Clouds)
08:24	Science
08:47	Idle due to weather (Clouds)
08:54	Science
09:24	Idle due to weather (Clouds)
11:14	Science

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
00:56	01:16	0.40	0.61	200	+1716	17.8	18.0	17.8	140	6	First of Night
12:12	12:17	1.22	2.00	270	+2695	15.1	15.2	15.3	188	20	Post-Observing

Problem Reports					no PRs

TO Comments	Some high humidity/dew point and interruption by clouds.

RA Comments	none

Observations
File	Target/QID	Exp Start	Exposure	Overhead	Program	Instrument Configuration	Data Type	IQ	Dimm	SkySBrt	Skytrans	SNR	Comments	Charge
virus0000030_08	bias	00:00	0			VIRUS	cal							Yes
lrs20000027_09	bias	00:00	0			LRS2	cal							Yes
virus0000030_09	bias	00:01	0			VIRUS	cal							Yes
lrs20000027_10	bias	00:01	0			LRS2	cal							Yes
virus0000030_10	bias	00:01	0			VIRUS	cal							Yes
lrs20000027_11	bias	00:02	0			LRS2	cal							Yes
virus0000030_11	bias	00:02	0			VIRUS	cal							Yes
lrs20000028_01	dark	00:03	360			LRS2	cal							Yes
virus0000031_01	dark	00:03	360			VIRUS	cal							Yes
lrs20000028_02	dark	00:10	360			LRS2	cal							Yes
virus0000031_02	dark	00:10	360			VIRUS	cal							Yes
lrs20000028_03	dark	00:17	360			LRS2	cal							Yes
virus0000031_03	dark	00:17	360			VIRUS	cal							Yes
lrs20000001_01	skyflat	00:35	7			LRS2	cal							Yes
lrs20000002_01	skyflat	00:36	10			LRS2	cal							Yes
lrs20000003_01	skyflat	00:37	13			LRS2	cal							Yes
lrs20000004_01	skyflat	00:39	16			LRS2	cal							Yes
lrs20000005_01	skyflat	00:40	22			LRS2	cal							Yes
lrs20000006_01	skyflat	00:41	30			LRS2	cal							Yes
virus0000001_01	skyflat	00:44	7			VIRUS	cal							Yes
virus0000002_01	skyflat	00:45	10			VIRUS	cal							Yes
virus0000003_01	skyflat	00:47	14			VIRUS	cal							Yes
virus0000004_01	skyflat	00:48	18			VIRUS	cal							Yes
virus0000005_01	skyflat	00:50	26			VIRUS	cal							Yes
virus0000006_01	parallel	01:21	2671			VIRUS	sci							Yes
0001	QID 2026	01:22	138.5	5.7	UT25-3-013	HPF	sci	1.37	1.09	19.36	0.97	477		P4
0002	QID 2026	01:25	138.5	0.7	UT25-3-013	HPF	sci	1.26	1.04	19.59	0.97	504		P4
0003	QID 2026	01:27	138.5	0.7	UT25-3-013	HPF	sci	1.23	1.02	19.71	0.97	498		P4
0004	QID 2026	01:30	138.5	0.7	UT25-3-013	HPF	sci	1.15	0.88	19.84	0.96	545		P4
0005	QID 2026	01:33	138.5	0.7	UT25-3-013	HPF	sci	1.12	0.83	19.89	0.95	563		P4
0006	QID 2026	01:36	138.5	-0.3	UT25-3-013	HPF	sci	1.15	0.90	19.93	0.95	560		P4
0007	QID 2026	01:39	138.5	0.7	UT25-3-013	HPF	sci	1.16	0.95	19.95	0.95	570		P4
0008	QID 2026	01:42	138.5	0.7	UT25-3-013	HPF	sci	1.24	1.00	19.95	0.95	557		P4
0009	QID 2026	01:45	138.5	0.7	UT25-3-013	HPF	sci	1.25	0.87	19.96	0.95	568		P4
0010	QID 2026	01:48	138.5	0.7	UT25-3-013	HPF	sci	1.29	0.88	19.94	0.96	564		P4
0011	QID 2026	01:51	138.5	0.7	UT25-3-013	HPF	sci	1.25	0.89	19.92	0.96	578		P4
0012	QID 2026	01:54	138.5	0.7	UT25-3-013	HPF	sci	1.27	0.87	19.91	0.97	572		P4
0013	QID 2026	01:57	138.5	0.7	UT25-3-013	HPF	sci	1.31	0.82	19.91	0.97	564		P4
0014	QID 2026	01:59	138.5	0.7	UT25-3-013	HPF	sci	1.35	0.90	19.89	0.97	545		P4
0015	QID 2026	02:02	138.5	0.7	UT25-3-013	HPF	sci	1.39	0.80	19.88	0.97	537		P4
0016	LFC Cal	02:06	106.5			HPF	cal							Yes
0017	QID 4067	02:11	617.7	5.7	UT25-3-002	HPF	sci	1.35	0.85	19.90	0.81	88		Yes
virus0000007_01	parallel	02:11	1984			VIRUS	sci							Yes
0018	QID 4067	02:22	617.7	0.7	UT25-3-002	HPF	sci	1.28	0.83	19.91	0.88	102		Yes
0019	QID 4067	02:33	617.7	1.7	UT25-3-002	HPF	sci	1.24	0.74	19.95	0.86	104		Yes
0020	LFC Cal	02:51	106.5			HPF	cal							Yes
lrs20000007_01	QID 183	02:51	180	7.0	UT25-3-015	LRS2-R	sci	1.51	0.79	20.54	1.06			P4
virus0000008_01	parallel	02:59	450			VIRUS	sci							Yes
0021	LFC Cal	03:00	106.5			HPF	cal							Yes
lrs20000008_01	QID 3046	03:00	450	5.5	PSU25-3-013	LRS2-B	sci	1.38	0.79	21.24	0.65			Yes
0022	LFC Cal	03:02	106.5			HPF	cal							Yes
0023	LFC Cal	03:04	106.5			HPF	cal							Yes
virus0000008_02	parallel	03:08	450			VIRUS	sci							Yes
lrs20000008_02	QID 3046	03:08	450	1.5	PSU25-3-013	LRS2-B	sci	1.39	0.72	21.21	0.67			Yes
0024	LFC Cal	03:20	106.5			HPF	cal							Yes
lrs20000009_01	parallel	03:20	360			LRS2	sci							Yes
virus0000009_01	QID 2261	03:20	360	4.0	UT25-3-017	VIRUS	sci	1.43	0.66	21.56	0.91			Yes
0025	LFC Cal	03:23	106.5			HPF	cal							Yes
lrs20000009_02	parallel	03:27	360			LRS2	sci							Yes
virus0000009_02	QID 2261	03:27	360	1.0	UT25-3-017	VIRUS	sci	1.48	0.64	21.55	0.89			Yes
lrs20000009_03	parallel	03:35	360			LRS2	sci							Yes
virus0000009_03	QID 2261	03:35	360	2.0	UT25-3-017	VIRUS	sci	1.53	0.71	21.49	0.90			Yes
virus0000010_01	parallel	03:46	360			VIRUS	sci							Yes
lrs20000010_01	QID 206	03:46	360	5.0	UT25-3-015	LRS2-R	sci	1.65	0.76	20.54	0.97			P4
0026	LFC Cal	03:47	106.5			HPF	cal							Yes
0027	LFC Cal	03:49	106.5			HPF	cal							Yes
0028	LFC Cal	03:57	106.5			HPF	cal							Yes
lrs20000011_01	QID 184	03:57	180	5.0	UT25-3-015	LRS2-R	sci	1.42	0.81	20.36	1.04			P4
0029	LFC Cal	04:06	106.5			HPF	cal							Yes
virus0000011_01	parallel	04:06	2700			VIRUS	sci							Yes
lrs20000012_01	QID 4065	04:06	2700	6.0	UT25-3-004	LRS2-B	sci	1.62	0.60	21.51	0.95		Dome closed 15 minutes into exposure due to dew point closure.	No
0030	LFC Cal	04:08	106.5			HPF	cal							Yes
0031	LFC Cal	04:11	106.5			HPF	cal							Yes
0032	LFC Cal	05:23	106.5			HPF	cal							Yes
0033	LFC Cal	05:26	106.5			HPF	cal							Yes
0034	LFC Cal	05:28	106.5			HPF	cal							Yes
0035	LFC Cal	06:23	106.5			HPF	cal							Yes
0036	LFC Cal	06:25	106.5			HPF	cal							Yes
0037	LFC Cal	06:27	106.5			HPF	cal							Yes
virus0000012_01	parallel	06:59	360			VIRUS	spec							Yes
lrs20000013_01	HZ4_056_E	06:59	360	7.0		LRS2	spec	2.53		21.54	0.73			Yes
virus0000013_01	parallel	07:09	360			VIRUS	spec							Yes
lrs20000014_01	HZ4_066_E	07:09	360	4.0		LRS2	spec	2.63		20.53	0.50			Yes
virus0000014_01	parallel	07:26	300			VIRUS	sci							Yes
0038	LFC Cal	07:27	106.5			HPF	cal							Yes
lrs20000015_01	QID 64	07:27	300	9.0	PSU25-3-002	LRS2-R	sci	2.31		20.53	0.50			P4
0039	LFC Cal	07:29	106.5			HPF	cal							Yes
0040	LFC Cal	07:38	106.5			HPF	cal							Yes
virus0000015_01	parallel	07:38	1200			VIRUS	sci							Yes
lrs20000016_01	QID 181	07:38	1200	6.0	UT25-3-015	LRS2-R	sci	2.12		20.42	0.65			P4
0041	LFC Cal	07:41	106.5			HPF	cal							Yes
0042	LFC Cal	07:43	106.5			HPF	cal							Yes
0043	LFC Cal	08:04	106.5			HPF	cal							Yes
lrs20000017_01	parallel	08:04	360			LRS2	sci							Yes
virus0000016_01	QID 2261	08:04	360	6.0	UT25-3-017	VIRUS	sci	2.15		21.59	0.48		Target was accidentally scheduled twice but clouds lowered transparency for most of observation anyway. East track was successful.	No
0044	LFC Cal	08:06	106.5			HPF	cal							Yes
lrs20000017_02	parallel	08:11	360			LRS2	sci							Yes
virus0000016_02	QID 2261	08:11	360	1.0	UT25-3-017	VIRUS	sci	2.09		21.59	0.60			No
lrs20000017_03	parallel	08:18	360			LRS2	sci							Yes
virus0000016_03	QID 2261	08:18	360	1.0	UT25-3-017	VIRUS	sci	2.17		21.50	0.38			No
virus0000017_01	parallel	08:30	300			VIRUS	sci							Yes
lrs20000018_01	QID 3012	08:30	300	6.0	UT25-3-010	LRS2-B	sci	2.07		21.45	0.58			Yes
0045	LFC Cal	08:31	106.5			HPF	cal							Yes
0046	LFC Cal	08:33	106.5			HPF	cal							Yes
0047	HR1565_tell_std	08:42	330.2	6.5		HPF	telluric	2.06		19.87	0.33			Yes
virus0000018_01	parallel	09:01	1387			VIRUS	sci							Yes
0048	QID 2212	09:02	639	7.4	UT25-3-008	HPF	sci	2.13		19.90	0.65	66		Yes
0049	QID 2212	09:13	639	1.4	UT25-3-008	HPF	sci	2.01		19.83	0.56	65		Yes
0050	LFC Cal	11:01	106.5			HPF	cal							Yes
0051	LFC Cal	11:03	106.5			HPF	cal							Yes
0052	LFC Cal	11:06	106.5			HPF	cal							Yes
0053	LFC Cal	11:14	106.5			HPF	cal							Yes
0054	QID 4071	11:19	617.7	5.7	UT25-3-019	HPF	sci	2.21		19.43	0.88	23		Yes
virus0000019_01	parallel	11:19	1984			VIRUS	sci							Yes
0055	QID 4071	11:31	617.7	0.7	UT25-3-019	HPF	sci	2.07		19.54	0.93	27		Yes
0056	QID 4071	11:42	617.7	0.7	UT25-3-019	HPF	sci	2.03		19.04	0.69	22		Yes
0057	LFC Cal	11:53	106.5			HPF	cal							Yes
virus0000020_01	parallel	11:59	594			VIRUS	sci							Yes
0058	QID 2236	12:00	553.8	7.8	UT25-3-008	HPF	sci	2.13		18.24	0.71	141		Yes
lrs20000019_01	bias	12:11	0			LRS2	cal							Yes
virus0000021_01	bias	12:11	0			VIRUS	cal							Yes
virus0000022_01	Cd-A	12:16	15		ENG25-3-002	VIRUS	cal							Yes
virus0000023_01	Hg	12:17	15		ENG25-3-002	VIRUS	cal							Yes
0059	Dark	12:20	319.5			HPF	cal							Yes
0060	Quartz FCU	12:32	74.5			HPF	cal							Yes
0061	Quartz FCU	12:33	74.5			HPF	cal							Yes
0062	Quartz FCU	12:35	74.5			HPF	cal							Yes
0063	Quartz FCU	12:37	74.5			HPF	cal							Yes
0064	Quartz FCU	12:39	74.5			HPF	cal							Yes
0065	Quartz FCU	12:40	74.5			HPF	cal							Yes
0066	Quartz FCU	12:42	74.5			HPF	cal							Yes
0067	Alpha Bright Cal	12:45	85.2			HPF	cal							Yes
0068	Alpha Bright Cal	12:46	85.2			HPF	cal							Yes
0069	Alpha Bright Cal	12:48	85.2			HPF	cal							Yes
0070	Alpha Bright Cal	12:50	85.2			HPF	cal							Yes
0071	LFC FCU	12:53	106.5			HPF	cal							Yes
0072	LFC FCU	12:55	106.5			HPF	cal							Yes
0073	LFC FCU	12:58	106.5			HPF	cal							Yes
0074	LFC FCU	13:00	106.5			HPF	cal							Yes
0075	LFC FCU	13:02	106.5			HPF	cal							Yes
0076	LFC FCU	13:05	106.5			HPF	cal							Yes
0077	LFC Cal	13:08	106.5			HPF	cal							Yes
0078	LFC Cal	13:10	106.5			HPF	cal							Yes
0079	Etalon Cal	13:18	159.8			HPF	cal							Yes
0080	Etalon Cal	13:21	159.8			HPF	cal							Yes
0081	Etalon Cal	13:24	159.8			HPF	cal							Yes
0082	Etalon Cal	13:27	159.8			HPF	cal							Yes
0083	UNe Slave Cal	13:31	426			HPF	cal							Yes
0084	UNe Slave Cal	13:39	426			HPF	cal							Yes
0085	UNe Slave Cal	13:46	426			HPF	cal							Yes
0086	UNe Slave Cal	13:54	426			HPF	cal							Yes
0087	UNe Slave Cal	14:02	426			HPF	cal							Yes
0088	UNe Slave Cal	14:10	426			HPF	cal							Yes
0081	LFC Cal	21:29	106.5			HPF	cal							Yes
lrs20009900_01	bias	21:54	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	21:58	20			VIRUS	cal							Yes
virus0009901_01	bias	21:59	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	22:00	20			LRS2	cal							Yes
virus0009902_01	dark	22:01	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	22:02	38			LRS2	cal							Yes
lrs20009903_01	FeAr_R	22:04	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	22:05	15			LRS2	cal							Yes
0082	Dark	22:26	319.5			HPF	cal							Yes
0083	Quartz FCU	22:33	74.5			HPF	cal							Yes
0084	Quartz FCU	22:35	74.5			HPF	cal							Yes
0085	Quartz FCU	22:36	74.5			HPF	cal							Yes
0086	Quartz FCU	22:38	74.5			HPF	cal							Yes
0087	Quartz FCU	22:40	74.5			HPF	cal							Yes
0088	Quartz FCU	22:42	74.5			HPF	cal							Yes
0089	Quartz FCU	22:44	74.5			HPF	cal							Yes
0090	Alpha Bright Cal	22:46	85.2			HPF	cal							Yes
0091	Alpha Bright Cal	22:48	85.2			HPF	cal							Yes
0092	Alpha Bright Cal	22:50	85.2			HPF	cal							Yes
0093	Alpha Bright Cal	22:52	85.2			HPF	cal							Yes
0094	LFC FCU	22:55	106.5			HPF	cal							Yes
0095	LFC FCU	22:57	106.5			HPF	cal							Yes
0096	LFC Cal	23:00	106.5			HPF	cal							Yes
0097	LFC Cal	23:02	106.5			HPF	cal							Yes
0098	Etalon Cal	23:05	159.8			HPF	cal							Yes
0099	UNe Slave Cal	23:08	426			HPF	cal							Yes
lrs20000021_01	flat_Qth_R	23:09	15			LRS2	cal							Yes
lrs20000021_02	flat_Qth_R	23:10	15			LRS2	cal							Yes
lrs20000021_03	flat_Qth_R	23:12	15			LRS2	cal							Yes
lrs20000021_04	flat_Qth_R	23:13	15			LRS2	cal							Yes
lrs20000021_05	flat_Qth_R	23:14	15			LRS2	cal							Yes
lrs20000022_01	flat_ldls_long_B	23:15	20			LRS2	cal							Yes
0100	UNe Slave Cal	23:16	426			HPF	cal							Yes
lrs20000022_02	flat_ldls_long_B	23:17	20			LRS2	cal							Yes
lrs20000022_03	flat_ldls_long_B	23:18	20			LRS2	cal							Yes
lrs20000023_01	Cd-A_B	23:19	38			LRS2	cal							Yes
lrs20000023_02	Cd-A_B	23:21	38			LRS2	cal							Yes
lrs20000023_03	Cd-A_B	23:22	38			LRS2	cal							Yes
0101	UNe Slave Cal	23:24	426			HPF	cal							Yes
lrs20000024_01	FeAr_R	23:24	15			LRS2	cal							Yes
lrs20000024_02	FeAr_R	23:25	15			LRS2	cal							Yes
lrs20000024_03	FeAr_R	23:27	15			LRS2	cal							Yes
lrs20000025_01	Hg_R	23:28	20			LRS2	cal							Yes
lrs20000025_02	Hg_R	23:29	20			LRS2	cal							Yes
lrs20000025_03	Hg_R	23:30	20			LRS2	cal							Yes
0102	UNe Slave Cal	23:32	426			HPF	cal							Yes
lrs20000026_01	Hg_B	23:32	15			LRS2	cal							Yes
lrs20000026_02	Hg_B	23:33	15			LRS2	cal							Yes
lrs20000026_03	Hg_B	23:34	15			LRS2	cal							Yes
0103	UNe Slave Cal	23:40	426			HPF	cal							Yes
virus0000027_01	flat_ldls_long	23:41	15			VIRUS	cal							Yes
virus0000027_02	flat_ldls_long	23:42	15			VIRUS	cal							Yes
virus0000027_03	flat_ldls_long	23:44	15			VIRUS	cal							Yes
virus0000028_01	Cd-A	23:45	15			VIRUS	cal							Yes
virus0000028_02	Cd-A	23:46	15			VIRUS	cal							Yes
0104	UNe Slave Cal	23:47	426			HPF	cal							Yes
virus0000028_03	Cd-A	23:48	15			VIRUS	cal							Yes
virus0000029_01	Hg	23:49	15			VIRUS	cal							Yes
virus0000029_02	Hg	23:51	15			VIRUS	cal							Yes
virus0000029_03	Hg	23:52	15			VIRUS	cal							Yes
lrs20000027_01	bias	23:54	0			LRS2	cal							Yes
virus0000030_01	bias	23:54	0			VIRUS	cal							Yes
lrs20000027_02	bias	23:54	0			LRS2	cal							Yes
virus0000030_02	bias	23:54	0			VIRUS	cal							Yes
lrs20000027_03	bias	23:55	0			LRS2	cal							Yes
virus0000030_03	bias	23:55	0			VIRUS	cal							Yes
lrs20000027_04	bias	23:56	0			LRS2	cal							Yes
virus0000030_04	bias	23:56	0			VIRUS	cal							Yes
lrs20000027_05	bias	23:57	0			LRS2	cal							Yes
virus0000030_05	bias	23:57	0			VIRUS	cal							Yes
lrs20000027_06	bias	23:58	0			LRS2	cal							Yes
virus0000030_06	bias	23:58	0			VIRUS	cal							Yes
lrs20000027_07	bias	23:58	0			LRS2	cal							Yes
virus0000030_07	bias	23:59	0			VIRUS	cal							Yes
lrs20000027_08	bias	23:59	0			LRS2	cal							Yes