Exposure
ID
MATIS.2025-07-25T05:10:22.173_1
Header ID
MATIS.2025-07-25T05:10:22.173
Date updated
2025-07-25 05:20:54 UTC+0000
Release date
2025-07-25 05:10:22 UTC+0000
UTC Start
2025-07-25 05:10:22.173
UTC End
2025-07-25 05:11:22.181
MJD Start
60881.21553441
MJD End
60881.21622894704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0035135
Ambient temperature (°C)
12.38
Seeing (arcsec)
0.505
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 21.7110 21.6940 163.0000 163.2000
A0-D0 26.7230 26.6470 75.8000 75.8000
A0-C1 17.3480 17.3000 132.2240 132.4130
B2-D0 33.6180 33.6050 35.6000 35.6000
B2-C1 11.1990 11.1950 35.5790 35.5940
D0-C1 22.4190 22.4100 215.6280 215.6430
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 60881.21553441
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 21.711
HIERARCH ESO ISS PBL12 END 21.694
HIERARCH ESO ISS PBLA12 START 163.0
HIERARCH ESO ISS PBLA12 END 163.2
HIERARCH ESO ISS PBL13 START 26.723
HIERARCH ESO ISS PBL13 END 26.647
HIERARCH ESO ISS PBLA13 START 75.8
HIERARCH ESO ISS PBLA13 END 75.8
HIERARCH ESO ISS PBL14 START 17.348
HIERARCH ESO ISS PBL14 END 17.3
HIERARCH ESO ISS PBLA14 START 132.224
HIERARCH ESO ISS PBLA14 END 132.413
HIERARCH ESO ISS PBL23 START 33.618
HIERARCH ESO ISS PBL23 END 33.605
HIERARCH ESO ISS PBLA23 START 35.6
HIERARCH ESO ISS PBLA23 END 35.6
HIERARCH ESO ISS PBL24 START 11.199
HIERARCH ESO ISS PBL24 END 11.195
HIERARCH ESO ISS PBLA24 START 35.579
HIERARCH ESO ISS PBLA24 END 35.594
HIERARCH ESO ISS PBL34 START 22.419
HIERARCH ESO ISS PBL34 END 22.41
HIERARCH ESO ISS PBLA34 START 215.628
HIERARCH ESO ISS PBLA34 END 215.643
HIERARCH ESO ISS AMBI TAU0 START 0.003692
HIERARCH ESO ISS AMBI TAU0 END 0.003335
HIERARCH ESO ISS AMBI TEMP 12.38
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.5