Exposure
ID
MATIS.2025-06-16T03:51:47.086_1
Header ID
MATIS.2025-06-16T03:51:47.086
Date updated
2025-06-16 04:00:58 UTC+0000
Release date
2025-06-16 03:51:47 UTC+0000
UTC Start
2025-06-16 03:51:47.086
UTC End
2025-06-16 03:52:47.094
MJD Start
60842.16096164
MJD End
60842.16165617704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0061785
Ambient temperature (°C)
5.96
Seeing (arcsec)
0.52
Observation
ID
68122
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
50633
Name
del Sgr
RA
275.247445
DEC
-29.82826
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 84.3400 84.4620 105.7000 105.8000
A0-J2 121.0330 121.2050 80.8000 81.0000
A0-K0 122.5890 122.7090 58.1580 58.3210
G1-J2 56.8780 56.9110 42.3000 42.5000
G1-K0 90.3990 90.4030 14.6960 14.8330
J2-K0 47.8920 47.9030 341.3170 341.4090
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 60842.16096164
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.247445
DEC -29.82826
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 84.34
HIERARCH ESO ISS PBL12 END 84.462
HIERARCH ESO ISS PBLA12 START 105.7
HIERARCH ESO ISS PBLA12 END 105.8
HIERARCH ESO ISS PBL13 START 121.033
HIERARCH ESO ISS PBL13 END 121.205
HIERARCH ESO ISS PBLA13 START 80.8
HIERARCH ESO ISS PBLA13 END 81.0
HIERARCH ESO ISS PBL14 START 122.589
HIERARCH ESO ISS PBL14 END 122.709
HIERARCH ESO ISS PBLA14 START 58.158
HIERARCH ESO ISS PBLA14 END 58.321
HIERARCH ESO ISS PBL23 START 56.878
HIERARCH ESO ISS PBL23 END 56.911
HIERARCH ESO ISS PBLA23 START 42.3
HIERARCH ESO ISS PBLA23 END 42.5
HIERARCH ESO ISS PBL24 START 90.399
HIERARCH ESO ISS PBL24 END 90.403
HIERARCH ESO ISS PBLA24 START 14.696
HIERARCH ESO ISS PBLA24 END 14.833
HIERARCH ESO ISS PBL34 START 47.892
HIERARCH ESO ISS PBL34 END 47.903
HIERARCH ESO ISS PBLA34 START 341.317
HIERARCH ESO ISS PBLA34 END 341.409
HIERARCH ESO ISS AMBI TAU0 START 0.007034
HIERARCH ESO ISS AMBI TAU0 END 0.005323
HIERARCH ESO ISS AMBI TEMP 5.96
HIERARCH ESO ISS AMBI FWHM START 0.45
HIERARCH ESO ISS AMBI FWHM END 0.59