Exposure
ID
MATIS.2025-06-23T04:38:39.623_1
Header ID
MATIS.2025-06-23T04:38:39.623
Date updated
2025-06-23 04:50:50 UTC+0000
Release date
2025-06-23 04:38:39 UTC+0000
UTC Start
2025-06-23 04:38:39.623
UTC End
2025-06-23 04:39:39.631
MJD Start
60849.19351416
MJD End
60849.19420869704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0061600000000000005
Ambient temperature (°C)
11.07
Seeing (arcsec)
0.425
Observation
ID
68181
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
50683
Name
nu. Oph
RA
269.756589
DEC
-9.77429
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 68.3340 68.3270 271.7000 271.7000
K0-D0 95.7350 95.7630 251.8000 251.8000
K0-J3 54.9930 54.9660 332.3930 332.4970
G2-D0 39.1400 39.1610 215.3000 215.4000
G2-J3 63.4070 63.4420 42.4820 42.5670
D0-J3 102.3570 102.4120 39.7410 39.8290
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 60849.19351416
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME nu. Oph
RA 269.756589
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 68.334
HIERARCH ESO ISS PBL12 END 68.327
HIERARCH ESO ISS PBLA12 START 271.7
HIERARCH ESO ISS PBLA12 END 271.7
HIERARCH ESO ISS PBL13 START 95.735
HIERARCH ESO ISS PBL13 END 95.763
HIERARCH ESO ISS PBLA13 START 251.8
HIERARCH ESO ISS PBLA13 END 251.8
HIERARCH ESO ISS PBL14 START 54.993
HIERARCH ESO ISS PBL14 END 54.966
HIERARCH ESO ISS PBLA14 START 332.393
HIERARCH ESO ISS PBLA14 END 332.497
HIERARCH ESO ISS PBL23 START 39.14
HIERARCH ESO ISS PBL23 END 39.161
HIERARCH ESO ISS PBLA23 START 215.3
HIERARCH ESO ISS PBLA23 END 215.4
HIERARCH ESO ISS PBL24 START 63.407
HIERARCH ESO ISS PBL24 END 63.442
HIERARCH ESO ISS PBLA24 START 42.482
HIERARCH ESO ISS PBLA24 END 42.567
HIERARCH ESO ISS PBL34 START 102.357
HIERARCH ESO ISS PBL34 END 102.412
HIERARCH ESO ISS PBLA34 START 39.741
HIERARCH ESO ISS PBLA34 END 39.829
HIERARCH ESO ISS AMBI TAU0 START 0.006339
HIERARCH ESO ISS AMBI TAU0 END 0.005981
HIERARCH ESO ISS AMBI TEMP 11.07
HIERARCH ESO ISS AMBI FWHM START 0.42
HIERARCH ESO ISS AMBI FWHM END 0.43