HET Night Report Reader

Civil Date	Ephemerides
2025-06-16	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	02:08	03:02	03:39	10:15	10:52	11:46	06:07	-
Night Length	6:36		Sunset Temperature

On-Duty Personnel
Resident Astronomer	Telescope Operator
Sergey Rostopchin	Amy Westfall

Overlaps
TO Overlap	RA Overlap
Cassie Crowe	-

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
01:00	27.9	25.0	01:16	engineering	00:16
02:02	26.9	24.6	10:57	twilight	08:55
Total Time Open					9:11

Program	Night Priority	Science
03:39	Science
05:09	Idle due to weather (bad seeing)
05:15	Science

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
02:37	03:14	0.47	0.82	210	+300	26.3	26.2	26.1	117	10	First of Night
06:14	06:32					23.7	24.0	24.2	188	16	Stack/Re-stack
10:50	10:56	0.89	1.66	20	+2413	21.2	21.7	21.9	192	18	Post-Observing

Problem Reports
PR Number	Times	Time Lost	Description	Response
6497	08:00-08:00	00:00	AXIS Camera Station computer displays "Alert! TPM device is not detected"

TO Comments	Clear and calm night. Some rough seeing.

RA Comments	none

Observations
File	Target/QID	Exp Start	Exposure	Overhead	Program	Instrument Configuration	Data Type	IQ	Dimm	SkySBrt	Skytrans	SNR	Comments	Charge
lrs20000034_03	dark	00:01	360			LRS2	cal							Yes
virus0000030_03	dark	00:01	360			VIRUS	cal							Yes
0001	twilight	02:05	298.2			HPF	cal							Yes
lrs20000001_01	skyflat	02:15	7			LRS2	cal							Yes
lrs20000002_01	skyflat	02:16	10			LRS2	cal							Yes
lrs20000003_01	skyflat	02:17	13			LRS2	cal							Yes
lrs20000004_01	skyflat	02:18	16			LRS2	cal							Yes
lrs20000005_01	skyflat	02:19	22			LRS2	cal							Yes
lrs20000006_01	skyflat	02:21	30			LRS2	cal							Yes
virus0000001_01	skyflat	02:25	7			VIRUS	cal							Yes
virus0000002_01	skyflat	02:26	10			VIRUS	cal							Yes
virus0000003_01	skyflat	02:27	14			VIRUS	cal							Yes
virus0000004_01	skyflat	02:29	18			VIRUS	cal							Yes
virus0000005_01	skyflat	02:30	26			VIRUS	cal							Yes
0002	LFC Cal	03:22	106.5			HPF	cal							Yes
lrs20000007_01	parallel	03:22	180	6.0	UT25-2-018	LRS2-B	sci	1.86	1.28	21.83	0.64			P4
0003	LFC Cal	03:29	106.5			HPF	cal							Yes
virus0000006_01	parallel	03:29	360			VIRUS	sci							Yes
lrs20000008_01	parallel	03:29	360	4.0	UT25-2-018	LRS2-R	sci	1.78	1.30	21.11	0.75			P4
0004	LFC Cal	03:31	106.5			HPF	cal							Yes
0005	LFC Cal	03:36	106.5			HPF	cal							Yes
virus0000007_01	parallel	03:40	900			VIRUS	sci							Yes
0006	LFC Cal	03:41	106.5			HPF	cal							Yes
lrs20000009_01	parallel	03:41	900	6.0	UT25-2-003	LRS2-B	sci	1.84	1.21	21.42	0.86			Yes
0007	LFC Cal	03:43	106.5			HPF	cal							Yes
0008	LFC Cal	03:45	106.5			HPF	cal							Yes
0009	LFC Cal	03:59	106.5			HPF	cal							Yes
0010	test_drk_donotuse	04:03	10.7			HPF	cal							Yes
virus0000008_01	parallel	04:03	979			VIRUS	sci							Yes
0011	parallel	04:04	915.9	7.7	UT25-2-012	HPF	sci	1.65	1.15	20.38	0.79	172		P4
0012	LFC Cal	04:21	106.5			HPF	cal							Yes
0013	test_drk_donotuse	04:25	10.7			HPF	cal							Yes
0014	parallel	04:26	915.9	6.7	G25-2-002	HPF	sci	1.98	1.50	20.44	0.66	27		Yes
virus0000009_01	parallel	04:26	1959			VIRUS	sci							Yes
0015	parallel	04:42	915.9	1.7	G25-2-002	HPF	sci	1.87	1.38	20.41	0.67	32		Yes
virus0000010_01	parallel	05:04	300			VIRUS	sci							Yes
lrs20000010_01	parallel	05:04	300	6.0	UT25-2-018	LRS2-B	sci	2.42	1.80	21.93	0.69			P4
0016	LFC Cal	05:05	106.5			HPF	cal							Yes
0017	LFC Cal	05:07	106.5			HPF	cal							Yes
0018	LFC Cal	05:13	106.5			HPF	cal							Yes
virus0000011_01	parallel	05:13	600			VIRUS	sci							Yes
lrs20000011_01	parallel	05:13	0	6.0	UT25-2-018	LRS2-R	sci	3.05	2.56	21.13	0.76		sudden seeing degradation. aborted	No
0019	LFC Cal	05:16	106.5			HPF	cal							Yes
0020	LFC Cal	05:18	106.5			HPF	cal							Yes
0021	LFC Cal	05:20	106.5			HPF	cal							Yes
lrs20000012_01	parallel	05:22	1000			LRS2	sci							Yes
virus0000012_01	parallel	05:22	1000	7.3	UT25-2-014	VIRUS	sci	2.32	1.65	22.16	0.86			Yes
lrs20000012_02	parallel	05:40	1000			LRS2	sci							Yes
virus0000012_02	parallel	05:40	1000	0.3	UT25-2-014	VIRUS	sci	2.26	1.49	22.05	0.91			Yes
lrs20000012_03	parallel	05:58	1000			LRS2	sci							Yes
virus0000012_03	parallel	05:58	1000	0.3	UT25-2-014	VIRUS	sci	2.28	1.39	21.90	0.89			Yes
virus0000013_01	1740346_034_E	06:38	60	6.0		VIRUS	spec	2.15	1.22	20.95	0.83			Yes
virus0000013_02	1740346_034_E	06:40	60	1.0		VIRUS	spec	2.27	1.56	20.87	0.83			Yes
virus0000013_03	1740346_034_E	06:43	60	2.0		VIRUS	spec	2.26	1.92	20.81	0.83			Yes
lrs20000013_01	BD+262606_056_W	06:48	60	4.0		LRS2	spec	2.67	1.93	20.61	0.73			Yes
lrs20000014_01	BD+262606_066_W	06:51	30	2.5		LRS2	spec	2.33	2.30	20.19	0.88			Yes
0022	LFC Cal	06:53	106.5			HPF	cal							Yes
0023	test_drk_donotuse	07:02	10.7			HPF	cal							Yes
0024	parallel	07:03	308.9	10.9	UT25-2-012	HPF	sci	1.93	1.33	19.74	0.90	175		P4
virus0000014_01	parallel	07:03	352			VIRUS	sci							Yes
0025	LFC Cal	07:13	106.5			HPF	cal							Yes
0026	test_drk_donotuse	07:18	10.7			HPF	cal							Yes
0027	parallel	07:18	969.1	10.8	UT25-2-023	HPF	sci	1.76	1.69	19.56	0.61	26		Yes
virus0000015_01	parallel	07:18	2047			VIRUS	sci							Yes
0028	parallel	07:36	969.1	0.8	UT25-2-023	HPF	sci	1.78	1.56	19.60	0.66	31		Yes
0029	LFC Cal	07:57	106.5			HPF	cal							Yes
0030	test_drk_donotuse	08:01	10.7			HPF	cal							Yes
0031	parallel	08:02	969.1	9.8	UT25-2-008	HPF	sci	1.72	1.33	19.41	0.79	293		Yes
virus0000016_01	parallel	08:02	2047			VIRUS	sci							Yes
0032	parallel	08:19	969.1	0.8	UT25-2-008	HPF	sci	1.70	1.37	19.42	0.80	271		Yes
0033	LFC Cal	08:37	106.5			HPF	cal							Yes
0034	test_drk_donotuse	08:43	10.7			HPF	cal							Yes
0035	parallel	08:44	969.1	8.8	UT25-2-023	HPF	sci	2.19	1.34	19.52	0.87	32		Yes
virus0000017_01	parallel	08:44	2047			VIRUS	sci							Yes
0036	parallel	09:01	969.1	1.8	UT25-2-023	HPF	sci	1.97	1.11	19.22	0.90	27		Yes
0037	LFC Cal	09:23	106.5			HPF	cal							Yes
0038	test_drk_donotuse	09:27	10.7			HPF	cal							Yes
virus0000018_01	parallel	09:27	2047			VIRUS	sci							Yes
0039	parallel	09:28	969.1	9.8	UT25-2-023	HPF	sci	1.83	1.09	18.07	0.79	33		Yes
0040	parallel	09:45	969.1	0.8	UT25-2-023	HPF	sci	1.80	1.04	17.81	0.86	27		Yes
0041	LFC Cal	10:05	106.5			HPF	cal							Yes
0042	test_drk_donotuse	10:11	10.7			HPF	cal							Yes
virus0000019_01	parallel	10:11	2203			VIRUS	sci							Yes
0043	parallel	10:12	330.2	10.5	UT25-2-008	HPF	sci	1.76	1.29	19.38	0.56	236		Yes
0044	parallel	10:18	330.2	0.5	UT25-2-008	HPF	sci	1.74	1.58	19.39	0.57	222		Yes
0045	parallel	10:24	330.2	0.5	UT25-2-008	HPF	sci	1.68	1.02	19.36	0.59	217		Yes
0046	parallel	10:30	330.2	1.5	UT25-2-008	HPF	sci	1.70	1.00	19.30	0.61	199		Yes
0047	parallel	10:36	330.2	0.5	UT25-2-008	HPF	sci	1.76	1.05	19.19	0.62	188		Yes
0048	parallel	10:42	330.2	0.5	UT25-2-008	HPF	sci	2.04	1.38	19.00	0.62	152		Yes
lrs20000015_01	bias	10:49	0			LRS2	cal							Yes
virus0000020_01	bias	10:50	0			VIRUS	cal							Yes
virus0000021_01	Cd-A	10:53	15		ENG25-2-002	VIRUS	cal							Yes
virus0000022_01	Hg	10:54	15		ENG25-2-002	VIRUS	cal							Yes
0049	Dark	11:03	319.5			HPF	cal							Yes
0050	Quartz FCU	11:15	74.5			HPF	cal							Yes
0051	Quartz FCU	11:16	74.5			HPF	cal							Yes
0052	Quartz FCU	11:18	74.5			HPF	cal							Yes
0053	Quartz FCU	11:20	74.5			HPF	cal							Yes
0054	Quartz FCU	11:22	74.5			HPF	cal							Yes
0055	Quartz FCU	11:23	74.5			HPF	cal							Yes
0056	Quartz FCU	11:25	74.5			HPF	cal							Yes
0057	Alpha Bright Cal	11:28	85.2			HPF	cal							Yes
0058	Alpha Bright Cal	11:29	85.2			HPF	cal							Yes
0059	Alpha Bright Cal	11:31	85.2			HPF	cal							Yes
0060	Alpha Bright Cal	11:33	85.2			HPF	cal							Yes
0061	LFC FCU	11:36	106.5			HPF	cal							Yes
0062	LFC FCU	11:38	106.5			HPF	cal							Yes
0063	LFC FCU	11:41	106.5			HPF	cal							Yes
0064	LFC FCU	11:43	106.5			HPF	cal							Yes
0065	LFC FCU	11:45	106.5			HPF	cal							Yes
0066	LFC FCU	11:48	106.5			HPF	cal							Yes
0067	LFC Cal	11:50	106.5			HPF	cal							Yes
0068	LFC Cal	11:53	106.5			HPF	cal							Yes
0069	Etalon Cal	12:01	159.8			HPF	cal							Yes
0070	Etalon Cal	12:04	159.8			HPF	cal							Yes
0071	Etalon Cal	12:07	159.8			HPF	cal							Yes
0072	Etalon Cal	12:10	159.8			HPF	cal							Yes
0073	UNe Slave Cal	12:14	426			HPF	cal							Yes
0074	UNe Slave Cal	12:21	426			HPF	cal							Yes
0075	UNe Slave Cal	12:29	426			HPF	cal							Yes
0076	UNe Slave Cal	12:37	426			HPF	cal							Yes
0077	UNe Slave Cal	12:45	426			HPF	cal							Yes
0078	UNe Slave Cal	12:53	426			HPF	cal							Yes
0116	LFC Cal	21:34	106.5			HPF	cal							Yes
lrs20009909_01	bias	21:49	0			LRS2	cal							Yes
virus0009907_01	flat_Qth	21:50	20			VIRUS	cal							Yes
virus0009908_01	bias	21:51	0			VIRUS	cal							Yes
lrs20009910_01	flat_ldls_long_B	21:52	20			LRS2	cal							Yes
virus0009909_01	dark	21:53	15			VIRUS	cal							Yes
lrs20009911_01	Cd-A_B	21:54	38			LRS2	cal							Yes
lrs20009912_01	FeAr_R	21:56	15			LRS2	cal							Yes
lrs20009913_01	Hg_B	21:57	15			LRS2	cal							Yes
virus0009914_01	flat_Qth	22:00	20			VIRUS	cal							Yes
virus0009915_01	bias	22:01	0			VIRUS	cal							Yes
virus0009916_01	dark	22:02	15			VIRUS	cal							Yes
0117	Dark	22:09	319.5			HPF	cal							Yes
0118	Quartz FCU	22:15	74.5			HPF	cal							Yes
0119	Quartz FCU	22:17	74.5			HPF	cal							Yes
0120	Quartz FCU	22:19	74.5			HPF	cal							Yes
0121	Quartz FCU	22:20	74.5			HPF	cal							Yes
0122	Quartz FCU	22:22	74.5			HPF	cal							Yes
0123	Quartz FCU	22:24	74.5			HPF	cal							Yes
0124	Quartz FCU	22:26	74.5			HPF	cal							Yes
0125	Alpha Bright Cal	22:28	85.2			HPF	cal							Yes
0126	Alpha Bright Cal	22:30	85.2			HPF	cal							Yes
0127	Alpha Bright Cal	22:32	85.2			HPF	cal							Yes
0128	Alpha Bright Cal	22:34	85.2			HPF	cal							Yes
0129	LFC FCU	22:37	106.5			HPF	cal							Yes
0130	LFC FCU	22:39	106.5			HPF	cal							Yes
0131	LFC Cal	22:42	106.5			HPF	cal							Yes
0132	LFC Cal	22:44	106.5			HPF	cal							Yes
0133	Etalon Cal	22:47	159.8			HPF	cal							Yes
0134	UNe Slave Cal	22:50	426			HPF	cal							Yes
lrs20000027_01	flat_Qth_R	22:53	15			LRS2	cal							Yes
lrs20000027_02	flat_Qth_R	22:54	15			LRS2	cal							Yes
lrs20000027_03	flat_Qth_R	22:56	15			LRS2	cal							Yes
lrs20000027_04	flat_Qth_R	22:57	15			LRS2	cal							Yes
0135	UNe Slave Cal	22:58	426			HPF	cal							Yes
lrs20000027_05	flat_Qth_R	22:58	15			LRS2	cal							Yes
lrs20000028_01	flat_ldls_long_B	22:59	20			LRS2	cal							Yes
lrs20000028_02	flat_ldls_long_B	23:01	20			LRS2	cal							Yes
lrs20000028_03	flat_ldls_long_B	23:02	20			LRS2	cal							Yes
lrs20000029_01	Cd-A_B	23:03	38			LRS2	cal							Yes
lrs20000029_02	Cd-A_B	23:05	38			LRS2	cal							Yes
0136	UNe Slave Cal	23:06	426			HPF	cal							Yes
lrs20000029_03	Cd-A_B	23:07	38			LRS2	cal							Yes
lrs20000030_01	FeAr_R	23:08	15			LRS2	cal							Yes
lrs20000030_02	FeAr_R	23:09	15			LRS2	cal							Yes
lrs20000030_03	FeAr_R	23:11	15			LRS2	cal							Yes
lrs20000031_01	Hg_R	23:12	20			LRS2	cal							Yes
0137	UNe Slave Cal	23:13	426			HPF	cal							Yes
lrs20000031_02	Hg_R	23:13	20			LRS2	cal							Yes
lrs20000031_03	Hg_R	23:15	20			LRS2	cal							Yes
lrs20000032_01	Hg_B	23:16	15			LRS2	cal							Yes
lrs20000032_02	Hg_B	23:17	15			LRS2	cal							Yes
lrs20000032_03	Hg_B	23:18	15			LRS2	cal							Yes
0138	UNe Slave Cal	23:21	426			HPF	cal							Yes
virus0000026_01	flat_ldls_long	23:25	15			VIRUS	cal							Yes
virus0000026_02	flat_ldls_long	23:26	15			VIRUS	cal							Yes
virus0000026_03	flat_ldls_long	23:28	15			VIRUS	cal							Yes
0139	UNe Slave Cal	23:29	426			HPF	cal							Yes
virus0000027_01	Cd-A	23:29	15			VIRUS	cal							Yes
virus0000027_02	Cd-A	23:31	15			VIRUS	cal							Yes
virus0000027_03	Cd-A	23:32	15			VIRUS	cal							Yes
virus0000028_01	Hg	23:33	15			VIRUS	cal							Yes
virus0000028_02	Hg	23:35	15			VIRUS	cal							Yes
virus0000028_03	Hg	23:36	15			VIRUS	cal							Yes
lrs20000033_01	bias	23:38	0			LRS2	cal							Yes
virus0000029_01	bias	23:38	0			VIRUS	cal							Yes
lrs20000033_02	bias	23:38	0			LRS2	cal							Yes
virus0000029_02	bias	23:39	0			VIRUS	cal							Yes
lrs20000033_03	bias	23:39	0			LRS2	cal							Yes
virus0000029_03	bias	23:39	0			VIRUS	cal							Yes
lrs20000033_04	bias	23:40	0			LRS2	cal							Yes
virus0000029_04	bias	23:40	0			VIRUS	cal							Yes
lrs20000033_05	bias	23:41	0			LRS2	cal							Yes
virus0000029_05	bias	23:41	0			VIRUS	cal							Yes
lrs20000033_06	bias	23:42	0			LRS2	cal							Yes
virus0000029_06	bias	23:42	0			VIRUS	cal							Yes
lrs20000033_07	bias	23:43	0			LRS2	cal							Yes
virus0000029_07	bias	23:43	0			VIRUS	cal							Yes
lrs20000033_08	bias	23:44	0			LRS2	cal							Yes
virus0000029_08	bias	23:44	0			VIRUS	cal							Yes
lrs20000033_09	bias	23:44	0			LRS2	cal							Yes
virus0000029_09	bias	23:45	0			VIRUS	cal							Yes
lrs20000033_10	bias	23:45	0			LRS2	cal							Yes
virus0000029_10	bias	23:46	0			VIRUS	cal							Yes
lrs20000033_11	bias	23:46	0			LRS2	cal							Yes
virus0000029_11	bias	23:46	0			VIRUS	cal							Yes
lrs20000034_01	dark	23:47	360			LRS2	cal							Yes
virus0000030_01	dark	23:47	360			VIRUS	cal							Yes
lrs20000034_02	dark	23:54	360			LRS2	cal							Yes
virus0000030_02	dark	23:54	360			VIRUS	cal							Yes