HET Night Report Reader

Civil Date	Ephemerides
2025-10-28	Sunset			Sunrise			Moon
	Set	12°	18°	18°	12°	Rise	Rise	Set
	00:18	01:04	01:32	11:48	12:16	13:02	-	05:48
Night Length	10:16		Sunset Temperature

On-Duty Personnel
Resident Astronomer	Telescope Operator
Amy Ray	Cassie Crowe

Overlaps		none

Other Personnel	none

Guests	none

Open/Close Log
Open time	Outdoor temp	Truss temp	Close time	Reason	Time open
00:13	8.7	11.8	12:23	twilight	12:10
Total Time Open					12:10

Program	Night Priority	Science
01:32	Science
02:46	Idle due to weather (Poor IQ)
03:35	Science
04:24	Idle due to weather (Poor IQ)
06:12	Science
07:40	Idle due to weather (Poor IQ)
09:00	Science
09:10	Idle due to weather (Poor IQ)
09:39	Science

Stack Data
Start	Stop	ee50	ee80	Hefi Focus	Mars Focus	Outside Temp	Dome Temp	Truss Temp	Wind Direction	Wind Speed	Stack Type
00:51	01:30	0.44	0.71	190	+5888	8.2	9.1	9.5	36	8	First of Night
04:58	05:33				+6830	5.6	6.4	6.8	59	14	Stack/Re-stack
↪ Comments			Chasing temps
08:14	08:57	0.61	0.95	210	+7843	2.0	2.7	2.8	55	14	Stack/Re-stack
↪ Comments			Chasing temps
12:14	12:21	1.61	2.36	190	+7956	-0.3	0.7	0.8	32	10	Post-Observing

Problem Reports
PR Number	Times	Time Lost	Description	Response
6565	11:04-11:05, 11:10-11:10	00:01	GC2 'jumped' without user input.

TO Comments	Poor seeing all night as temps steadily drop to below freezing by EON.

RA Comments	none

Observations
File	Target/QID	Exp Start	Exposure	Overhead	Program	Instrument Configuration	Data Type	IQ	Dimm	SkySBrt	Skytrans	SNR	Comments	Charge
0001	twilight	00:15	298.2			HPF	cal					494		Yes
lrs20000001_01	skyflat	00:23	7			LRS2	cal							Yes
lrs20000002_01	skyflat	00:24	10			LRS2	cal							Yes
lrs20000003_01	skyflat	00:25	13			LRS2	cal							Yes
lrs20000004_01	skyflat	00:26	16			LRS2	cal							Yes
lrs20000005_01	skyflat	00:27	22			LRS2	cal							Yes
lrs20000006_01	skyflat	00:29	30			LRS2	cal							Yes
virus0000001_01	skyflat	00:31	7			VIRUS	cal							Yes
virus0000002_01	skyflat	00:33	10			VIRUS	cal							Yes
virus0000003_01	skyflat	00:34	14			VIRUS	cal							Yes
virus0000004_01	skyflat	00:35	18			VIRUS	cal							Yes
virus0000005_01	skyflat	00:37	26			VIRUS	cal							Yes
0002	parallel	01:34	969.1	3.8	PSU25-3-014	HPF	sci	2.46		19.57	0.79	56	Variable seeing throughout observation. Please check that data is useful.	Yes
virus0000006_01	parallel	01:34	2047			VIRUS	sci							Yes
0003	parallel	01:51	969.1	1.8	PSU25-3-014	HPF	sci	2.49		19.85	0.83	66		Yes
0004	LFC Cal	02:09	106.5			HPF	cal							Yes
virus0000007_01	parallel	02:13	1984			VIRUS	sci							Yes
0005	parallel	02:14	617.7	5.7	UT25-3-019	HPF	sci	2.64		19.85	0.90	13	Variable seeing throughout observation. Please check that data is useful.	Yes
0006	parallel	02:25	617.7	0.7	UT25-3-019	HPF	sci	2.49		19.85	0.94	15		Yes
0007	parallel	02:36	617.7	0.7	UT25-3-019	HPF	sci	2.49		19.80	0.91	15		Yes
0008	LFC Cal	02:48	106.5			HPF	cal							Yes
virus0000008_01	parallel	02:52	2047			VIRUS	sci							Yes
0009	parallel	02:53	969.1	6.8	PSU25-3-014	HPF	sci	2.84		19.75	0.76	110	Seeing degraded after setup in first exposure.	No
0010	parallel	03:10	969.1	0.8	PSU25-3-014	HPF	sci	2.63		19.84	0.76	122		No
0011	LFC Cal	03:28	106.5			HPF	cal							Yes
0012	LFC Cal	03:32	106.5			HPF	cal							Yes
lrs20000007_01	parallel	03:32	180	6.0	UT25-3-015	LRS2-B	sci	3.12		20.83	0.80		Seeing degraded significantly.	No
0013	LFC Cal	03:39	106.5			HPF	cal							Yes
lrs20000008_01	parallel	03:39	1200	4.0	UT25-3-015	LRS2-R	sci	2.77		20.31	1.07			P4
virus0000009_01	parallel	03:39	1200			VIRUS	sci							Yes
0014	LFC Cal	03:42	106.5			HPF	cal							Yes
0015	LFC Cal	03:44	106.5			HPF	cal							Yes
virus0000010_01	FEIGE110_052_E	04:05	60	6.0		VIRUS	spec	2.63		20.52	0.80			Yes
virus0000010_02	FEIGE110_052_E	04:07	60	1.0		VIRUS	spec	2.88		20.47	0.82			Yes
virus0000010_03	FEIGE110_052_E	04:10	60	2.0		VIRUS	spec	2.94		20.41	0.85			Yes
0016	HR502_tell_std	04:19	330.2	7.5		HPF	telluric	3.15		19.80	0.77			Yes
0017	LFC Cal	04:32	106.5			HPF	cal							Yes
virus0000011_01	parallel	04:32	1500			VIRUS	sci							Yes
lrs20000009_01	parallel	04:32	1500	8.0	PSU25-3-002	LRS2-B	sci	3.72		20.91	0.67		Seeing degraded significantly.	No
0018	LFC Cal	04:34	106.5			HPF	cal							Yes
0019	LFC Cal	04:37	106.5			HPF	cal							Yes
0020	parallel	05:39	617.7	6.7	UT25-3-002	HPF	sci	4.74		20.20	0.75	21	Seeing degraded significantly.	No
virus0000012_01	parallel	05:39	1984			VIRUS	sci							Yes
0021	parallel	05:51	617.7	0.7	UT25-3-002	HPF	sci	3.83		20.25	0.78	27		No
0022	parallel	06:02	617.7	0.7	UT25-3-002	HPF	sci	3.21		20.14	0.73	32		No
virus0000013_01	parallel	06:17	360			VIRUS	spec							Yes
lrs20000010_01	HZ4_056_E	06:17	360	5.0		LRS2	spec	2.99		21.69	0.88			Yes
virus0000014_01	parallel	06:27	360			VIRUS	spec							Yes
lrs20000011_01	HZ4_066_E	06:27	360	4.0		LRS2	spec	2.98		20.67	0.91			Yes
0023	LFC Cal	06:38	106.5			HPF	cal							Yes
virus0000015_01	parallel	06:38	1200			VIRUS	sci							Yes
lrs20000012_01	parallel	06:38	1200	5.0	UT25-3-015	LRS2-R	sci	2.65		20.66	0.89			P4
0024	LFC Cal	06:41	106.5			HPF	cal							Yes
0025	LFC Cal	06:43	106.5			HPF	cal							Yes
virus0000016_01	parallel	07:02	100	4.3	M25-3-004	VIRUS	sci	2.71		21.79	0.72			Yes
virus0000016_02	parallel	07:05	100	1.3	M25-3-004	VIRUS	sci	2.77		21.76	0.78			Yes
virus0000016_03	parallel	07:08	100	1.3	M25-3-004	VIRUS	sci	2.41		21.73	0.84			Yes
virus0000017_01	parallel	07:13	100	3.3	M25-3-004	VIRUS	sci	2.53		21.72	0.81			Yes
virus0000017_02	parallel	07:16	100	1.3	M25-3-004	VIRUS	sci	2.34		21.73	0.83			Yes
virus0000017_03	parallel	07:19	100	0.3	M25-3-004	VIRUS	sci	2.21		21.76	0.83			Yes
virus0000018_01	parallel	07:23	100	3.3	M25-3-004	VIRUS	sci	2.91		21.91	0.80			Yes
virus0000018_02	parallel	07:26	100	0.3	M25-3-004	VIRUS	sci	2.75		21.90	0.83			Yes
virus0000018_03	parallel	07:29	100	1.3	M25-3-004	VIRUS	sci	2.25		21.91	0.87			Yes
virus0000019_01	parallel	07:33	100	3.3	M25-3-004	VIRUS	sci	2.51		21.78	0.84			Yes
virus0000019_02	parallel	07:36	100	0.3	M25-3-004	VIRUS	sci	2.39		21.75	0.84			Yes
virus0000019_03	parallel	07:39	100	1.3	M25-3-004	VIRUS	sci	2.11		21.72	0.89			Yes
0026	LFC Cal	07:47	106.5			HPF	cal							Yes
lrs20000013_01	parallel	07:47	480			LRS2	sci							Yes
virus0000020_01	parallel	07:47	480	7.0	UT25-3-012	VIRUS	sci	2.68		21.72	0.85		Seeing degraded significantly in second and third dithers.	No
0027	LFC Cal	07:50	106.5			HPF	cal							Yes
0028	LFC Cal	07:52	106.5			HPF	cal							Yes
lrs20000013_02	parallel	07:56	480			LRS2	sci							Yes
virus0000020_02	parallel	07:56	480	1.0	UT25-3-012	VIRUS	sci	2.92		21.59	0.84			No
lrs20000013_03	parallel	08:06	480			LRS2	sci							Yes
virus0000020_03	parallel	08:06	480	2.0	UT25-3-012	VIRUS	sci	2.89		21.42	0.97			No
0029	LFC Cal	09:05	106.5			HPF	cal							Yes
virus0000021_01	parallel	09:05	300			VIRUS	sci							Yes
lrs20000014_01	parallel	09:05	300	5.0	PSU25-3-002	LRS2-R	sci	3.16		20.68	0.72			P4
0030	LFC Cal	09:07	106.5			HPF	cal							Yes
0031	LFC Cal	09:43	106.5			HPF	cal							Yes
virus0000022_01	parallel	09:43	300			VIRUS	sci							Yes
lrs20000015_01	parallel	09:43	300	4.0	PSU25-3-002	LRS2-R	sci	3.28		20.90	0.78			P4
0032	LFC Cal	09:45	106.5			HPF	cal							Yes
virus0000023_01	parallel	09:52	300			VIRUS	sci							Yes
0033	LFC Cal	09:53	106.5			HPF	cal							Yes
lrs20000016_01	parallel	09:53	300	5.0	PSU25-3-002	LRS2-R	sci	2.91		20.92	0.69			P4
0034	LFC Cal	09:55	106.5			HPF	cal							Yes
0035	LFC Cal	10:04	106.5			HPF	cal							Yes
virus0000024_01	parallel	10:04	300			VIRUS	sci							Yes
lrs20000017_01	parallel	10:04	300	6.0	PSU25-3-002	LRS2-R	sci	2.83		20.87	0.70			P4
0036	LFC Cal	10:07	106.5			HPF	cal							Yes
lrs20000018_01	parallel	10:13	60	4.0	PSU25-3-002	LRS2-B	sci	2.82		21.85	0.78			P4
virus0000025_01	parallel	10:19	100	5.3	M25-3-004	VIRUS	sci	2.24		21.84	0.84			Yes
virus0000025_02	parallel	10:22	100	0.3	M25-3-004	VIRUS	sci	2.11		21.86	0.83			Yes
virus0000025_03	parallel	10:25	100	1.3	M25-3-004	VIRUS	sci	2.37		21.89	0.80			Yes
virus0000026_01	parallel	10:30	100	3.3	M25-3-004	VIRUS	sci	2.37		21.69	0.92			Yes
virus0000026_02	parallel	10:33	100	1.3	M25-3-004	VIRUS	sci	2.41		21.67	0.94			Yes
virus0000026_03	parallel	10:35	100	1.3	M25-3-004	VIRUS	sci	2.46		21.67	0.95			Yes
virus0000027_01	parallel	10:39	100	2.3	M25-3-004	VIRUS	sci	2.35		21.85	0.85			Yes
virus0000027_02	parallel	10:42	100	1.3	M25-3-004	VIRUS	sci	2.37		21.82	0.86			Yes
virus0000027_03	parallel	10:45	100	1.3	M25-3-004	VIRUS	sci	2.31		21.83	0.86			Yes
virus0000028_01	parallel	10:49	100	2.3	M25-3-004	VIRUS	sci	2.39		21.68	0.82			Yes
virus0000028_02	parallel	10:52	100	1.3	M25-3-004	VIRUS	sci	2.44		21.66	0.82			Yes
virus0000028_03	parallel	10:55	100	1.3	M25-3-004	VIRUS	sci	2.45		21.63	0.81			Yes
virus0000029_01	parallel	11:02	1060			VIRUS	sci							Yes
0037	parallel	11:03	308.9	5.9	UT25-3-019	HPF	sci	2.17		20.45	0.96	64		Yes
0038	parallel	11:08	308.9	0.9	UT25-3-019	HPF	sci	2.24		20.44	0.92	74		Yes
0039	parallel	11:14	308.9	-0.1	UT25-3-019	HPF	sci	2.29		20.41	0.89	69		Yes
0040	LFC Cal	11:26	106.5			HPF	cal							Yes
virus0000030_01	parallel	11:26	300			VIRUS	sci							Yes
lrs20000019_01	parallel	11:26	300	7.0	UT25-3-010	LRS2-B	sci	2.40		20.99	0.91			Yes
0041	LFC Cal	11:28	106.5			HPF	cal							Yes
virus0000031_01	parallel	11:38	2047			VIRUS	sci							Yes
0042	parallel	11:39	969.1	7.8	PSU25-3-014	HPF	sci	2.37		20.05	0.97	261	Seeing degraded significantly in second exposure.	No
0043	parallel	11:56	969.1	0.8	PSU25-3-014	HPF	sci	3.22		19.81	0.95	210		No
0044	LFC Cal	12:14	106.5			HPF	cal							Yes
lrs20000020_01	bias	12:14	0			LRS2	cal							Yes
virus0000032_01	bias	12:15	0			VIRUS	cal							Yes
virus0000033_01	Cd-A	12:19	15		ENG25-3-002	VIRUS	cal							Yes
virus0000034_01	Hg	12:20	15		ENG25-3-002	VIRUS	cal							Yes
0045	Dark	12:24	319.5			HPF	cal							Yes
0046	Quartz FCU	12:36	74.5			HPF	cal							Yes
0047	Quartz FCU	12:37	74.5			HPF	cal							Yes
0048	Quartz FCU	12:39	74.5			HPF	cal							Yes
0049	Quartz FCU	12:41	74.5			HPF	cal							Yes
0050	Quartz FCU	12:43	74.5			HPF	cal							Yes
0051	Quartz FCU	12:44	74.5			HPF	cal							Yes
0052	Quartz FCU	12:46	74.5			HPF	cal							Yes
0053	Alpha Bright Cal	12:48	85.2			HPF	cal							Yes
0054	Alpha Bright Cal	12:50	85.2			HPF	cal							Yes
0055	Alpha Bright Cal	12:52	85.2			HPF	cal							Yes
0056	Alpha Bright Cal	12:54	85.2			HPF	cal							Yes
0057	LFC FCU	12:57	106.5			HPF	cal							Yes
0058	LFC FCU	12:59	106.5			HPF	cal							Yes
0059	LFC FCU	13:02	106.5			HPF	cal							Yes
0060	LFC FCU	13:04	106.5			HPF	cal							Yes
0061	LFC FCU	13:06	106.5			HPF	cal							Yes
0062	LFC FCU	13:09	106.5			HPF	cal							Yes
0063	LFC Cal	13:12	106.5			HPF	cal							Yes
0064	LFC Cal	13:14	106.5			HPF	cal							Yes
0065	Etalon Cal	13:22	159.8			HPF	cal							Yes
0066	Etalon Cal	13:25	159.8			HPF	cal							Yes
0067	Etalon Cal	13:28	159.8			HPF	cal							Yes
0068	Etalon Cal	13:31	159.8			HPF	cal							Yes
0069	UNe Slave Cal	13:35	426			HPF	cal							Yes
0070	UNe Slave Cal	13:42	426			HPF	cal							Yes
0071	UNe Slave Cal	13:50	426			HPF	cal							Yes
0072	UNe Slave Cal	13:58	426			HPF	cal							Yes
0073	UNe Slave Cal	14:06	426			HPF	cal							Yes
0074	UNe Slave Cal	14:14	426			HPF	cal							Yes
0088	LFC Cal	21:44	106.5			HPF	cal							Yes
lrs20009900_01	bias	21:51	0			LRS2	cal							Yes
virus0009900_01	flat_Qth	21:52	20			VIRUS	cal							Yes
virus0009901_01	bias	21:53	0			VIRUS	cal							Yes
lrs20009901_01	flat_ldls_long_B	21:54	20			LRS2	cal							Yes
virus0009902_01	dark	21:55	15			VIRUS	cal							Yes
lrs20009902_01	Cd-A_B	21:56	29			LRS2	cal							Yes
lrs20009903_01	FeAr_R	21:58	15			LRS2	cal							Yes
lrs20009904_01	Hg_B	21:59	15			LRS2	cal							Yes
0089	Dark	22:04	319.5			HPF	cal							Yes
0090	Quartz FCU	22:10	74.5			HPF	cal							Yes
0091	Quartz FCU	22:12	74.5			HPF	cal							Yes
0092	Quartz FCU	22:14	74.5			HPF	cal							Yes
0093	Quartz FCU	22:15	74.5			HPF	cal							Yes
0094	Quartz FCU	22:17	74.5			HPF	cal							Yes
0095	Quartz FCU	22:19	74.5			HPF	cal							Yes
0096	Quartz FCU	22:21	74.5			HPF	cal							Yes
0097	Alpha Bright Cal	22:23	85.2			HPF	cal							Yes
0098	Alpha Bright Cal	22:25	85.2			HPF	cal							Yes
0099	Alpha Bright Cal	22:27	85.2			HPF	cal							Yes
0100	Alpha Bright Cal	22:29	85.2			HPF	cal							Yes
0101	LFC FCU	22:32	106.5			HPF	cal							Yes
0102	LFC FCU	22:34	106.5			HPF	cal							Yes
0103	LFC Cal	22:37	106.5			HPF	cal							Yes
0104	LFC Cal	22:39	106.5			HPF	cal							Yes
0105	Etalon Cal	22:42	159.8			HPF	cal							Yes
0106	UNe Slave Cal	22:45	426			HPF	cal							Yes
lrs20000019_01	flat_Qth_R	22:47	15			LRS2	cal							Yes
lrs20000019_02	flat_Qth_R	22:48	15			LRS2	cal							Yes
lrs20000019_03	flat_Qth_R	22:50	15			LRS2	cal							Yes
lrs20000019_04	flat_Qth_R	22:51	15			LRS2	cal							Yes
lrs20000019_05	flat_Qth_R	22:52	15			LRS2	cal							Yes
0107	UNe Slave Cal	22:53	426			HPF	cal							Yes
lrs20000020_01	flat_ldls_long_B	22:53	20			LRS2	cal							Yes
lrs20000020_02	flat_ldls_long_B	22:55	20			LRS2	cal							Yes
lrs20000020_03	flat_ldls_long_B	22:56	20			LRS2	cal							Yes
lrs20000021_01	Cd-A_B	22:57	29			LRS2	cal							Yes
lrs20000021_02	Cd-A_B	22:59	29			LRS2	cal							Yes
lrs20000021_03	Cd-A_B	23:00	29			LRS2	cal							Yes
0108	UNe Slave Cal	23:01	426			HPF	cal							Yes
lrs20000022_01	FeAr_R	23:02	15			LRS2	cal							Yes
lrs20000022_02	FeAr_R	23:03	15			LRS2	cal							Yes
lrs20000022_03	FeAr_R	23:04	15			LRS2	cal							Yes
lrs20000023_01	Hg_R	23:05	20			LRS2	cal							Yes
lrs20000023_02	Hg_R	23:07	20			LRS2	cal							Yes
lrs20000023_03	Hg_R	23:08	20			LRS2	cal							Yes
0109	UNe Slave Cal	23:09	426			HPF	cal							Yes
lrs20000024_01	Hg_B	23:09	15			LRS2	cal							Yes
lrs20000024_02	Hg_B	23:10	15			LRS2	cal							Yes
lrs20000024_03	Hg_B	23:12	15			LRS2	cal							Yes
0110	UNe Slave Cal	23:17	426			HPF	cal							Yes
virus0000038_01	flat_ldls_long	23:18	15			VIRUS	cal							Yes
virus0000038_02	flat_ldls_long	23:20	15			VIRUS	cal							Yes
virus0000038_03	flat_ldls_long	23:21	15			VIRUS	cal							Yes
virus0000039_01	Cd-A	23:22	15			VIRUS	cal							Yes
0111	UNe Slave Cal	23:24	426			HPF	cal							Yes
virus0000039_02	Cd-A	23:24	15			VIRUS	cal							Yes
virus0000039_03	Cd-A	23:25	15			VIRUS	cal							Yes
virus0000040_01	Hg	23:27	15			VIRUS	cal							Yes
virus0000040_02	Hg	23:28	15			VIRUS	cal							Yes
virus0000040_03	Hg	23:29	15			VIRUS	cal							Yes
lrs20000025_01	bias	23:31	0			LRS2	cal							Yes
virus0000041_01	bias	23:31	0			VIRUS	cal							Yes
lrs20000025_02	bias	23:32	0			LRS2	cal							Yes
virus0000041_02	bias	23:32	0			VIRUS	cal							Yes
lrs20000025_03	bias	23:32	0			LRS2	cal							Yes
lrs20000025_04	bias	23:33	0			LRS2	cal							Yes
virus0000041_03	bias	23:33	0			VIRUS	cal							Yes
virus0000041_04	bias	23:33	0			VIRUS	cal							Yes
lrs20000025_05	bias	23:34	0			LRS2	cal							Yes
virus0000041_05	bias	23:34	0			VIRUS	cal							Yes
lrs20000025_06	bias	23:35	0			LRS2	cal							Yes
virus0000041_06	bias	23:35	0			VIRUS	cal							Yes
lrs20000025_07	bias	23:36	0			LRS2	cal							Yes
virus0000041_07	bias	23:36	0			VIRUS	cal							Yes
lrs20000025_08	bias	23:37	0			LRS2	cal							Yes
virus0000041_08	bias	23:37	0			VIRUS	cal							Yes
lrs20000025_09	bias	23:38	0			LRS2	cal							Yes
virus0000041_09	bias	23:38	0			VIRUS	cal							Yes
lrs20000025_10	bias	23:38	0			LRS2	cal							Yes
virus0000041_10	bias	23:39	0			VIRUS	cal							Yes
lrs20000025_11	bias	23:39	0			LRS2	cal							Yes
virus0000041_11	bias	23:40	0			VIRUS	cal							Yes
lrs20000026_01	dark	23:40	360			LRS2	cal							Yes
virus0000042_01	dark	23:40	360			VIRUS	cal							Yes
lrs20000026_02	dark	23:47	360			LRS2	cal							Yes
virus0000042_02	dark	23:47	360			VIRUS	cal							Yes
lrs20000026_03	dark	23:54	360			LRS2	cal							Yes
virus0000042_03	dark	23:54	360			VIRUS	cal							Yes