Exposure
ID
MATIS.2025-07-25T05:04:16.376_1
Header ID
MATIS.2025-07-25T05:04:16.376
Date updated
2025-07-25 05:15:47 UTC+0000
Release date
2025-07-25 05:04:16 UTC+0000
UTC Start
2025-07-25 05:04:16.376
UTC End
2025-07-25 05:05:16.384
MJD Start
60881.21130065
MJD End
60881.21199518704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.003267
Ambient temperature (°C)
12.5
Seeing (arcsec)
0.49
Observation
ID
68240
Category
calibrator
Program ID
115.27VC.005
Program Title
UNVEILING THE MASS-LOSS PROCESS OF RED SUPERGIANTS: IMAGING THE RED SUPERGIANT VX SAGITARII WITH VLTI AND ALMA
Program Type
Normal
PI / COI
JADLOVSKY / WITTKOWSKI / CHIAVASSA / KRAVCHENKO / KRTICKA / PALADINI / HÖFNER / FREYTAG / HUMPHREYS
Target
ID
50715
Name
nu. Oph
RA
269.755462
DEC
-9.77429
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 21.8130 21.7950 161.9000 162.1000
A0-D0 27.1620 27.0900 75.8000 75.8000
A0-C1 17.6290 17.5820 131.1450 131.3230
B2-D0 33.6840 33.6740 35.5000 35.5000
B2-C1 11.2210 11.2180 35.4780 35.4970
D0-C1 22.4630 22.4560 215.5270 215.5460
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.27VC.005
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD
MJD-OBS 60881.21130065
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME nu. Oph
RA 269.755462
DEC -9.77429
HIERARCH ESO DET NAME MATISSE-N
HIERARCH ESO INS DIN NAME LOW
HIERARCH ESO INS DIN ID LOW
HIERARCH ESO INS MODE HYBRID
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 21.813
HIERARCH ESO ISS PBL12 END 21.795
HIERARCH ESO ISS PBLA12 START 161.9
HIERARCH ESO ISS PBLA12 END 162.1
HIERARCH ESO ISS PBL13 START 27.162
HIERARCH ESO ISS PBL13 END 27.09
HIERARCH ESO ISS PBLA13 START 75.8
HIERARCH ESO ISS PBLA13 END 75.8
HIERARCH ESO ISS PBL14 START 17.629
HIERARCH ESO ISS PBL14 END 17.582
HIERARCH ESO ISS PBLA14 START 131.145
HIERARCH ESO ISS PBLA14 END 131.323
HIERARCH ESO ISS PBL23 START 33.684
HIERARCH ESO ISS PBL23 END 33.674
HIERARCH ESO ISS PBLA23 START 35.5
HIERARCH ESO ISS PBLA23 END 35.5
HIERARCH ESO ISS PBL24 START 11.221
HIERARCH ESO ISS PBL24 END 11.218
HIERARCH ESO ISS PBLA24 START 35.478
HIERARCH ESO ISS PBLA24 END 35.497
HIERARCH ESO ISS PBL34 START 22.463
HIERARCH ESO ISS PBL34 END 22.456
HIERARCH ESO ISS PBLA34 START 215.527
HIERARCH ESO ISS PBLA34 END 215.546
HIERARCH ESO ISS AMBI TAU0 START 0.003267
HIERARCH ESO ISS AMBI TAU0 END 0.003267
HIERARCH ESO ISS AMBI TEMP 12.5
HIERARCH ESO ISS AMBI FWHM START 0.49
HIERARCH ESO ISS AMBI FWHM END 0.49