Exposure
ID
MATIS.2025-07-16T04:50:15.515_1
Header ID
MATIS.2025-07-16T04:50:15.515
Date updated
2025-07-16 05:01:03 UTC+0000
Release date
2025-07-16 04:50:15 UTC+0000
UTC Start
2025-07-16 04:50:15.515
UTC End
2025-07-16 04:51:15.523
MJD Start
60872.20156846
MJD End
60872.20226299704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0046
Ambient temperature (°C)
11.98
Seeing (arcsec)
0.62
Observation
ID
68814
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
51196
Name
del Sgr
RA
275.247446
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 88.1520 88.0890 127.2000 127.4000
A0-J2 123.2080 123.0610 103.6000 103.8000
A0-K0 120.8950 120.7340 80.7000 80.8130
G1-J2 55.2150 55.1510 63.9000 63.9000
G1-K0 87.8970 87.8510 33.9840 34.0630
J2-K0 48.5580 48.5580 359.4850 359.5960
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 60872.20156846
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.247446
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 88.152
HIERARCH ESO ISS PBL12 END 88.089
HIERARCH ESO ISS PBLA12 START 127.2
HIERARCH ESO ISS PBLA12 END 127.4
HIERARCH ESO ISS PBL13 START 123.208
HIERARCH ESO ISS PBL13 END 123.061
HIERARCH ESO ISS PBLA13 START 103.6
HIERARCH ESO ISS PBLA13 END 103.8
HIERARCH ESO ISS PBL14 START 120.895
HIERARCH ESO ISS PBL14 END 120.734
HIERARCH ESO ISS PBLA14 START 80.7
HIERARCH ESO ISS PBLA14 END 80.813
HIERARCH ESO ISS PBL23 START 55.215
HIERARCH ESO ISS PBL23 END 55.151
HIERARCH ESO ISS PBLA23 START 63.9
HIERARCH ESO ISS PBLA23 END 63.9
HIERARCH ESO ISS PBL24 START 87.897
HIERARCH ESO ISS PBL24 END 87.851
HIERARCH ESO ISS PBLA24 START 33.984
HIERARCH ESO ISS PBLA24 END 34.063
HIERARCH ESO ISS PBL34 START 48.558
HIERARCH ESO ISS PBL34 END 48.558
HIERARCH ESO ISS PBLA34 START 359.485
HIERARCH ESO ISS PBLA34 END 359.596
HIERARCH ESO ISS AMBI TAU0 START 0.00484
HIERARCH ESO ISS AMBI TAU0 END 0.00436
HIERARCH ESO ISS AMBI TEMP 11.98
HIERARCH ESO ISS AMBI FWHM START 0.62
HIERARCH ESO ISS AMBI FWHM END 0.62