Exposure
ID
MATIS.2025-08-16T01:44:10.777_1
Header ID
MATIS.2025-08-16T01:44:10.777
Date updated
2025-08-16 01:50:41 UTC+0000
Release date
2025-08-16 01:44:10 UTC+0000
UTC Start
2025-08-16 01:44:10.777
UTC End
2025-08-16 01:45:10.837
MJD Start
60903.07234696
MJD End
60903.073042098884
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.001951
Ambient temperature (°C)
9.36
Seeing (arcsec)
1.21
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 67.2060 67.1520 273.3000 273.4000
K0-D0 95.6350 95.6000 253.4000 253.4000
K0-J3 53.9200 53.8910 336.3730 336.4870
G2-D0 39.7520 39.7630 218.1000 218.2000
G2-J3 64.3400 64.3540 44.9860 45.0410
D0-J3 103.9150 103.9410 42.3650 42.4230
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 60903.07234696
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 67.206
HIERARCH ESO ISS PBL12 END 67.152
HIERARCH ESO ISS PBLA12 START 273.3
HIERARCH ESO ISS PBLA12 END 273.4
HIERARCH ESO ISS PBL13 START 95.635
HIERARCH ESO ISS PBL13 END 95.6
HIERARCH ESO ISS PBLA13 START 253.4
HIERARCH ESO ISS PBLA13 END 253.4
HIERARCH ESO ISS PBL14 START 53.92
HIERARCH ESO ISS PBL14 END 53.891
HIERARCH ESO ISS PBLA14 START 336.373
HIERARCH ESO ISS PBLA14 END 336.487
HIERARCH ESO ISS PBL23 START 39.752
HIERARCH ESO ISS PBL23 END 39.763
HIERARCH ESO ISS PBLA23 START 218.1
HIERARCH ESO ISS PBLA23 END 218.2
HIERARCH ESO ISS PBL24 START 64.34
HIERARCH ESO ISS PBL24 END 64.354
HIERARCH ESO ISS PBLA24 START 44.986
HIERARCH ESO ISS PBLA24 END 45.041
HIERARCH ESO ISS PBL34 START 103.915
HIERARCH ESO ISS PBL34 END 103.941
HIERARCH ESO ISS PBLA34 START 42.365
HIERARCH ESO ISS PBLA34 END 42.423
HIERARCH ESO ISS AMBI TAU0 START 0.001951
HIERARCH ESO ISS AMBI TAU0 END 0.001951
HIERARCH ESO ISS AMBI TEMP 9.36
HIERARCH ESO ISS AMBI FWHM START 1.21
HIERARCH ESO ISS AMBI FWHM END 1.21