Exposure
ID
MATIS.2025-06-28T06:33:52.248_1
Header ID
MATIS.2025-06-28T06:33:52.248
Date updated
2025-06-28 06:41:30 UTC+0000
Release date
2026-06-28 06:41:30 UTC+0000
UTC Start
2025-06-28 06:33:52.248
UTC End
2025-06-28 06:34:52.256
MJD Start
60854.27352139
MJD End
60854.27421592704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.002143
Ambient temperature (°C)
4.25
Seeing (arcsec)
0.67
Observation
ID
68242
Category
science
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
50630
Name
V VX Sgr
RA
272.015659
DEC
-22.22406
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 24.2380 24.2280 159.4000 159.5000
A0-D0 28.1950 28.1330 81.8000 81.9000
A0-C1 20.3550 20.3250 132.6090 132.7830
B2-D0 33.0030 32.9840 35.9000 36.0000
B2-C1 10.9940 10.9880 35.9080 35.9580
D0-C1 22.0090 21.9960 215.9660 216.0170
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.27VC.005
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 60854.27352139
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME V VX Sgr
RA 272.015659
DEC -22.22406
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 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 24.238
HIERARCH ESO ISS PBL12 END 24.228
HIERARCH ESO ISS PBLA12 START 159.4
HIERARCH ESO ISS PBLA12 END 159.5
HIERARCH ESO ISS PBL13 START 28.195
HIERARCH ESO ISS PBL13 END 28.133
HIERARCH ESO ISS PBLA13 START 81.8
HIERARCH ESO ISS PBLA13 END 81.9
HIERARCH ESO ISS PBL14 START 20.355
HIERARCH ESO ISS PBL14 END 20.325
HIERARCH ESO ISS PBLA14 START 132.609
HIERARCH ESO ISS PBLA14 END 132.783
HIERARCH ESO ISS PBL23 START 33.003
HIERARCH ESO ISS PBL23 END 32.984
HIERARCH ESO ISS PBLA23 START 35.9
HIERARCH ESO ISS PBLA23 END 36.0
HIERARCH ESO ISS PBL24 START 10.994
HIERARCH ESO ISS PBL24 END 10.988
HIERARCH ESO ISS PBLA24 START 35.908
HIERARCH ESO ISS PBLA24 END 35.958
HIERARCH ESO ISS PBL34 START 22.009
HIERARCH ESO ISS PBL34 END 21.996
HIERARCH ESO ISS PBLA34 START 215.966
HIERARCH ESO ISS PBLA34 END 216.017
HIERARCH ESO ISS AMBI TAU0 START 0.002143
HIERARCH ESO ISS AMBI TAU0 END 0.002143
HIERARCH ESO ISS AMBI TEMP 4.25
HIERARCH ESO ISS AMBI FWHM START 0.67
HIERARCH ESO ISS AMBI FWHM END 0.67