Exposure
ID
MATIS.2025-08-16T01:45:23.812_1
Header ID
MATIS.2025-08-16T01:45:23.812
Date updated
2025-08-16 01:50:41 UTC+0000
Release date
2025-08-16 01:45:23 UTC+0000
UTC Start
2025-08-16 01:45:23.812
UTC End
2025-08-16 01:46:23.872
MJD Start
60903.07319227
MJD End
60903.073887408886
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.001951
Ambient temperature (°C)
9.34
Seeing (arcsec)
1.1099999999999999
Observation
ID
70029
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
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 67.1400 67.0840 273.4000 273.4000
K0-D0 95.5930 95.5560 253.4000 253.4000
K0-J3 53.8840 53.8550 336.5020 336.6170
G2-D0 39.7660 39.7770 218.2000 218.2000
G2-J3 64.3570 64.3700 45.0430 45.0970
D0-J3 103.9460 103.9710 42.4250 42.4820
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 60903.07319227
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME nu. Oph
RA 269.756589
DEC -9.7743
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME LOW
HIERARCH ESO INS DIL 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 0.111056
HIERARCH ESO DET SEQ1 PERIOD 0.273
HIERARCH ESO DET NDIT 220
HIERARCH ESO ISS PBL12 START 67.14
HIERARCH ESO ISS PBL12 END 67.084
HIERARCH ESO ISS PBLA12 START 273.4
HIERARCH ESO ISS PBLA12 END 273.4
HIERARCH ESO ISS PBL13 START 95.593
HIERARCH ESO ISS PBL13 END 95.556
HIERARCH ESO ISS PBLA13 START 253.4
HIERARCH ESO ISS PBLA13 END 253.4
HIERARCH ESO ISS PBL14 START 53.884
HIERARCH ESO ISS PBL14 END 53.855
HIERARCH ESO ISS PBLA14 START 336.502
HIERARCH ESO ISS PBLA14 END 336.617
HIERARCH ESO ISS PBL23 START 39.766
HIERARCH ESO ISS PBL23 END 39.777
HIERARCH ESO ISS PBLA23 START 218.2
HIERARCH ESO ISS PBLA23 END 218.2
HIERARCH ESO ISS PBL24 START 64.357
HIERARCH ESO ISS PBL24 END 64.37
HIERARCH ESO ISS PBLA24 START 45.043
HIERARCH ESO ISS PBLA24 END 45.097
HIERARCH ESO ISS PBL34 START 103.946
HIERARCH ESO ISS PBL34 END 103.971
HIERARCH ESO ISS PBLA34 START 42.425
HIERARCH ESO ISS PBLA34 END 42.482
HIERARCH ESO ISS AMBI TAU0 START 0.001951
HIERARCH ESO ISS AMBI TAU0 END 0.001951
HIERARCH ESO ISS AMBI TEMP 9.34
HIERARCH ESO ISS AMBI FWHM START 1.21
HIERARCH ESO ISS AMBI FWHM END 1.01