Exposure
ID
MATIS.2025-08-16T04:17:11.074_1
Header ID
MATIS.2025-08-16T04:17:11.074
Date updated
2025-08-16 04:25:50 UTC+0000
Release date
2025-08-16 04:17:11 UTC+0000
UTC Start
2025-08-16 04:17:11.074
UTC End
2025-08-16 04:18:11.082
MJD Start
60903.17860039
MJD End
60903.17929492704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.002636
Ambient temperature (°C)
9.59
Seeing (arcsec)
0.94
Observation
ID
70030
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
51956
Name
nu. Oph
RA
269.756589
DEC
-9.7743
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 45.8210 45.6040 283.2000 283.3000
K0-D0 72.0420 71.7720 255.7000 255.6000
K0-J3 50.7690 50.7660 358.5280 358.6940
G2-D0 37.9160 37.8790 221.6000 221.6000
G2-J3 59.1340 59.0510 47.0840 47.0520
D0-J3 96.9450 96.8260 44.9550 44.9260
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 60903.17860039
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME nu. Oph
RA 269.756589
DEC -9.7743
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 45.821
HIERARCH ESO ISS PBL12 END 45.604
HIERARCH ESO ISS PBLA12 START 283.2
HIERARCH ESO ISS PBLA12 END 283.3
HIERARCH ESO ISS PBL13 START 72.042
HIERARCH ESO ISS PBL13 END 71.772
HIERARCH ESO ISS PBLA13 START 255.7
HIERARCH ESO ISS PBLA13 END 255.6
HIERARCH ESO ISS PBL14 START 50.769
HIERARCH ESO ISS PBL14 END 50.766
HIERARCH ESO ISS PBLA14 START 358.528
HIERARCH ESO ISS PBLA14 END 358.694
HIERARCH ESO ISS PBL23 START 37.916
HIERARCH ESO ISS PBL23 END 37.879
HIERARCH ESO ISS PBLA23 START 221.6
HIERARCH ESO ISS PBLA23 END 221.6
HIERARCH ESO ISS PBL24 START 59.134
HIERARCH ESO ISS PBL24 END 59.051
HIERARCH ESO ISS PBLA24 START 47.084
HIERARCH ESO ISS PBLA24 END 47.052
HIERARCH ESO ISS PBL34 START 96.945
HIERARCH ESO ISS PBL34 END 96.826
HIERARCH ESO ISS PBLA34 START 44.955
HIERARCH ESO ISS PBLA34 END 44.926
HIERARCH ESO ISS AMBI TAU0 START 0.002636
HIERARCH ESO ISS AMBI TAU0 END 0.002636
HIERARCH ESO ISS AMBI TEMP 9.59
HIERARCH ESO ISS AMBI FWHM START 0.94
HIERARCH ESO ISS AMBI FWHM END 0.94