HET Night Report Reader

Civil Date	Ephemerides
2025-10-08	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	00:39	01:24	01:52	11:35	12:03	12:48	01:24	-
Night Length	9:43		Sunset Temperature

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

Overlaps		none

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
00:35	18.3	16.5	06:13	dew point	05:38
Total Time Open					5:38

Program	Night Priority	Science
01:52	Science
06:10	Idle due to weather (dew point)

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
01:05	01:30	0.40	0.61	200	+2283	17.4	17.7	17.5	82	19	First of Night
05:49	06:10				+3961	13.6	14.8	14.9	132	11	Stack/Re-stack

Problem Reports					no PRs

TO Comments	Closed for last half of night due to humidity and dew point.

RA Comments	none

Observations
File	Target/QID	Exp Start	Exposure	Overhead	Program	Instrument Configuration	Data Type	IQ	Dimm	SkySBrt	Skytrans	SNR	Comments	Charge
lrs20000015_06	bias	00:00	0			LRS2	cal							Yes
virus0000015_06	bias	00:00	0			VIRUS	cal							Yes
lrs20000015_07	bias	00:01	0			LRS2	cal							Yes
virus0000015_07	bias	00:01	0			VIRUS	cal							Yes
lrs20000015_08	bias	00:02	0			LRS2	cal							Yes
virus0000015_08	bias	00:02	0			VIRUS	cal							Yes
lrs20000015_09	bias	00:02	0			LRS2	cal							Yes
virus0000015_09	bias	00:03	0			VIRUS	cal							Yes
lrs20000015_10	bias	00:03	0			LRS2	cal							Yes
virus0000015_10	bias	00:04	0			VIRUS	cal							Yes
lrs20000015_11	bias	00:04	0			LRS2	cal							Yes
virus0000015_11	bias	00:04	0			VIRUS	cal							Yes
lrs20000016_01	dark	00:05	360			LRS2	cal							Yes
virus0000016_01	dark	00:05	360			VIRUS	cal							Yes
lrs20000016_02	dark	00:12	360			LRS2	cal							Yes
virus0000016_02	dark	00:12	360			VIRUS	cal							Yes
lrs20000016_03	dark	00:19	360			LRS2	cal							Yes
virus0000016_03	dark	00:19	360			VIRUS	cal							Yes
0001	twilight	00:38	298.2			HPF	cal					448		Yes
lrs20000001_01	skyflat	00:44	7			LRS2	cal							Yes
lrs20000002_01	skyflat	00:45	10			LRS2	cal							Yes
lrs20000003_01	skyflat	00:46	13			LRS2	cal							Yes
lrs20000004_01	skyflat	00:48	16			LRS2	cal							Yes
lrs20000005_01	skyflat	00:49	22			LRS2	cal							Yes
lrs20000006_01	skyflat	00:50	30			LRS2	cal							Yes
virus0000001_01	skyflat	00:53	7			VIRUS	cal							Yes
virus0000002_01	skyflat	00:54	10			VIRUS	cal							Yes
virus0000003_01	skyflat	00:56	14			VIRUS	cal							Yes
virus0000004_01	skyflat	00:57	18			VIRUS	cal							Yes
virus0000005_01	skyflat	00:58	26			VIRUS	cal							Yes
0002	LFC Cal	01:05	106.5			HPF	cal							Yes
0003	LFC Cal	01:07	106.5			HPF	cal							Yes
0004	LFC Cal	01:10	106.5			HPF	cal							Yes
0005	QID 4036	01:36	969.1	4.8	UT25-3-009	HPF	sci	1.51	1.06	19.54	0.90	16		Yes
virus0000006_01	parallel	01:36	2047			VIRUS	sci							Yes
0006	QID 4036	01:53	969.1	1.8	UT25-3-009	HPF	sci	1.41	0.78	19.05	0.94	16		Yes
0007	QID 1848	02:16	32	5.5	PSU25-3-008	HPF	sci	1.39	0.73	18.97	0.89	574		P4
virus0000007_01	parallel	02:24	2047			VIRUS	sci							Yes
0008	QID 1989	02:25	969.1	8.8	UT25-3-013	HPF	sci	1.39	0.68	19.26	0.92	131		Yes
0009	QID 1989	02:42	969.1	0.8	UT25-3-013	HPF	sci	1.37	0.51	18.99	0.92	132		Yes
0010	LFC Cal	03:00	106.5			HPF	cal							Yes
0011	HR6903_tell_std	03:07	117.2	9.0		HPF	telluric	1.40	0.62	19.21	0.79			Yes
virus0000008_01	parallel	03:14	360			VIRUS	sci							Yes
lrs20000007_01	QID 799	03:14	360	5.0	UT25-3-015	LRS2-R	sci	1.67	0.74	19.20	1.00			P4
0012	LFC Cal	03:15	106.5			HPF	cal							Yes
0013	LFC Cal	03:17	106.5			HPF	cal							Yes
virus0000009_01	parallel	03:25	2047			VIRUS	sci							Yes
0014	QID 4037	03:26	969.1	5.8	UT25-3-009	HPF	sci	1.49	0.80	19.31	0.83	19		Yes
0015	QID 4037	03:43	969.1	0.8	UT25-3-009	HPF	sci	1.44	0.67	19.08	0.83	19		Yes
0016	LFC Cal	04:05	106.5			HPF	cal							Yes
virus0000010_01	parallel	04:05	1500			VIRUS	sci							Yes
lrs20000008_01	QID 3023	04:05	1500	6.0	UT25-3-010	LRS2-B	sci	1.60	0.73	19.07	0.79			Yes
0017	LFC Cal	04:08	106.5			HPF	cal							Yes
0018	LFC Cal	04:10	106.5			HPF	cal							Yes
0019	LFC Cal	04:31	106.5			HPF	cal							Yes
virus0000011_01	parallel	04:35	1984			VIRUS	sci							Yes
0020	QID 3027	04:36	617.7	5.7	UT25-3-019	HPF	sci	1.62	0.77	19.12	0.83	34		Yes
0021	QID 3027	04:47	617.7	0.7	UT25-3-019	HPF	sci	1.60	0.68	19.05	0.78	31		Yes
0022	QID 3027	04:58	617.7	0.7	UT25-3-019	HPF	sci	1.57	0.80	18.98	0.73	28		Yes
0023	LFC Cal	05:10	106.5			HPF	cal							Yes
0024	QID 1889	05:16	915.9	8.7	PSU25-3-010	HPF	sci	1.82	0.74	19.04	0.85	122		Yes
virus0000012_01	parallel	05:16	1959			VIRUS	sci							Yes
0025	QID 1889	05:32	915.9	0.7	PSU25-3-010	HPF	sci	1.88		18.96	0.81	102		Yes
0026	LFC Cal	06:23	106.5			HPF	cal							Yes
0027	LFC Cal	06:26	106.5			HPF	cal							Yes
0028	LFC Cal	06:28	106.5			HPF	cal							Yes
lrs20000009_01	FeAr_long_R	06:41	65		ENG25-3-002	LRS2	cal							Yes
lrs20000009_02	FeAr_long_R	06:43	65		ENG25-3-002	LRS2	cal							Yes
lrs20000009_03	FeAr_long_R	06:45	65		ENG25-3-002	LRS2	cal							Yes
lrs20000009_04	FeAr_long_R	06:47	65		ENG25-3-002	LRS2	cal							Yes
lrs20000010_01	FeAr_long_B	06:52	150		ENG25-3-002	LRS2	cal							Yes
lrs20000010_02	FeAr_long_B	06:55	150		ENG25-3-002	LRS2	cal							Yes
lrs20000010_03	FeAr_long_B	06:59	150		ENG25-3-002	LRS2	cal							Yes
lrs20000010_04	FeAr_long_B	07:02	150		ENG25-3-002	LRS2	cal							Yes
0029	LFC Cal	07:28	106.5			HPF	cal							Yes
0030	LFC Cal	07:30	106.5			HPF	cal							Yes
0031	LFC Cal	07:32	106.5			HPF	cal							Yes
0032	LFC Cal	08:45	106.5			HPF	cal							Yes
0033	LFC Cal	08:48	106.5			HPF	cal							Yes
0034	LFC Cal	08:50	106.5			HPF	cal							Yes
lrs20000011_01	bias	09:58	0			LRS2	cal							Yes
virus0000013_01	bias	09:59	0			VIRUS	cal							Yes
virus0000014_01	Cd-A	10:02	15		ENG25-3-002	VIRUS	cal							Yes
virus0000015_01	Hg	10:03	15		ENG25-3-002	VIRUS	cal							Yes
0035	Dark	10:12	319.5			HPF	cal							Yes
0036	Quartz FCU	10:24	74.5			HPF	cal							Yes
0037	Quartz FCU	10:26	74.5			HPF	cal							Yes
0038	Quartz FCU	10:28	74.5			HPF	cal							Yes
0039	Quartz FCU	10:29	74.5			HPF	cal							Yes
0040	Quartz FCU	10:31	74.5			HPF	cal							Yes
0041	Quartz FCU	10:33	74.5			HPF	cal							Yes
0042	Quartz FCU	10:35	74.5			HPF	cal							Yes
0043	Alpha Bright Cal	10:37	85.2			HPF	cal							Yes
0044	Alpha Bright Cal	10:39	85.2			HPF	cal							Yes
0045	Alpha Bright Cal	10:41	85.2			HPF	cal							Yes
0046	Alpha Bright Cal	10:43	85.2			HPF	cal							Yes
0047	LFC FCU	10:45	106.5			HPF	cal							Yes
0048	LFC FCU	10:48	106.5			HPF	cal							Yes
0049	LFC FCU	10:50	106.5			HPF	cal							Yes
0050	LFC FCU	10:52	106.5			HPF	cal							Yes
0051	LFC FCU	10:55	106.5			HPF	cal							Yes
0052	LFC FCU	10:57	106.5			HPF	cal							Yes
0053	LFC Cal	11:00	106.5			HPF	cal							Yes
0054	LFC Cal	11:02	106.5			HPF	cal							Yes
0055	Etalon Cal	11:10	159.8			HPF	cal							Yes
0056	Etalon Cal	11:13	159.8			HPF	cal							Yes
0057	Etalon Cal	11:16	159.8			HPF	cal							Yes
0058	Etalon Cal	11:20	159.8			HPF	cal							Yes
0059	UNe Slave Cal	11:23	426			HPF	cal							Yes
0060	UNe Slave Cal	11:31	426			HPF	cal							Yes
0061	UNe Slave Cal	11:39	426			HPF	cal							Yes
0062	UNe Slave Cal	11:46	426			HPF	cal							Yes
0063	UNe Slave Cal	11:54	426			HPF	cal							Yes
0064	UNe Slave Cal	12:02	426			HPF	cal							Yes
0054	LFC Cal	21:53	106.5			HPF	cal							Yes
lrs20009900_01	bias	22:16	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	22:16	20			VIRUS	cal							Yes
virus0009901_01	bias	22:18	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	22:19	20			LRS2	cal							Yes
virus0009902_01	dark	22:20	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	22:21	38			LRS2	cal							Yes
lrs20009903_01	FeAr_R	22:23	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	22:24	15			LRS2	cal							Yes
0055	Dark	22:27	319.5			HPF	cal							Yes
0056	Quartz FCU	22:34	74.5			HPF	cal							Yes
0057	Quartz FCU	22:35	74.5			HPF	cal							Yes
0058	Quartz FCU	22:37	74.5			HPF	cal							Yes
0059	Quartz FCU	22:39	74.5			HPF	cal							Yes
0060	Quartz FCU	22:41	74.5			HPF	cal							Yes
0061	Quartz FCU	22:43	74.5			HPF	cal							Yes
0062	Quartz FCU	22:44	74.5			HPF	cal							Yes
0063	Alpha Bright Cal	22:47	85.2			HPF	cal							Yes
0064	Alpha Bright Cal	22:49	85.2			HPF	cal							Yes
0065	Alpha Bright Cal	22:51	85.2			HPF	cal							Yes
0066	Alpha Bright Cal	22:52	85.2			HPF	cal							Yes
0067	LFC FCU	22:55	106.5			HPF	cal							Yes
0068	LFC FCU	22:57	106.5			HPF	cal							Yes
0069	LFC Cal	23:00	106.5			HPF	cal							Yes
0070	LFC Cal	23:03	106.5			HPF	cal							Yes
0071	Etalon Cal	23:05	159.8			HPF	cal							Yes
0072	UNe Slave Cal	23:09	426			HPF	cal							Yes
lrs20000009_01	flat_Qth_R	23:11	15			LRS2	cal							Yes
lrs20000009_02	flat_Qth_R	23:12	15			LRS2	cal							Yes
lrs20000009_03	flat_Qth_R	23:14	15			LRS2	cal							Yes
lrs20000009_04	flat_Qth_R	23:15	15			LRS2	cal							Yes
lrs20000009_05	flat_Qth_R	23:16	15			LRS2	cal							Yes
0073	UNe Slave Cal	23:17	426			HPF	cal							Yes
lrs20000010_01	flat_ldls_long_B	23:17	20			LRS2	cal							Yes
lrs20000010_02	flat_ldls_long_B	23:19	20			LRS2	cal							Yes
lrs20000010_03	flat_ldls_long_B	23:20	20			LRS2	cal							Yes
lrs20000011_01	Cd-A_B	23:21	38			LRS2	cal							Yes
lrs20000011_02	Cd-A_B	23:23	38			LRS2	cal							Yes
0074	UNe Slave Cal	23:25	426			HPF	cal							Yes
lrs20000011_03	Cd-A_B	23:25	38			LRS2	cal							Yes
lrs20000012_01	FeAr_R	23:26	15			LRS2	cal							Yes
lrs20000012_02	FeAr_R	23:28	15			LRS2	cal							Yes
lrs20000012_03	FeAr_R	23:29	15			LRS2	cal							Yes
lrs20000013_01	Hg_R	23:30	20			LRS2	cal							Yes
lrs20000013_02	Hg_R	23:31	20			LRS2	cal							Yes
0075	UNe Slave Cal	23:32	426			HPF	cal							Yes
lrs20000013_03	Hg_R	23:33	20			LRS2	cal							Yes
lrs20000014_01	Hg_B	23:34	15			LRS2	cal							Yes
lrs20000014_02	Hg_B	23:35	15			LRS2	cal							Yes
lrs20000014_03	Hg_B	23:36	15			LRS2	cal							Yes
0076	UNe Slave Cal	23:40	426			HPF	cal							Yes
virus0000012_01	flat_ldls_long	23:43	15			VIRUS	cal							Yes
virus0000012_02	flat_ldls_long	23:44	15			VIRUS	cal							Yes
virus0000012_03	flat_ldls_long	23:46	15			VIRUS	cal							Yes
virus0000013_01	Cd-A	23:47	15			VIRUS	cal							Yes
0077	UNe Slave Cal	23:48	426			HPF	cal							Yes
virus0000013_02	Cd-A	23:49	15			VIRUS	cal							Yes
virus0000013_03	Cd-A	23:50	15			VIRUS	cal							Yes
virus0000014_01	Hg	23:51	15			VIRUS	cal							Yes
virus0000014_02	Hg	23:53	15			VIRUS	cal							Yes
virus0000014_03	Hg	23:54	15			VIRUS	cal							Yes
lrs20000015_01	bias	23:56	0			LRS2	cal							Yes
virus0000015_01	bias	23:56	0			VIRUS	cal							Yes
lrs20000015_02	bias	23:56	0			LRS2	cal							Yes
virus0000015_02	bias	23:57	0			VIRUS	cal							Yes
lrs20000015_03	bias	23:57	0			LRS2	cal							Yes
virus0000015_03	bias	23:57	0			VIRUS	cal							Yes
lrs20000015_04	bias	23:58	0			LRS2	cal							Yes
virus0000015_04	bias	23:58	0			VIRUS	cal							Yes
lrs20000015_05	bias	23:59	0			LRS2	cal							Yes
virus0000015_05	bias	23:59	0			VIRUS	cal							Yes