Exposure
ID
MATIS.2025-06-21T07:24:27.272_1
Header ID
MATIS.2025-06-21T07:24:27.272
Date updated
2025-06-21 07:30:48 UTC+0000
Release date
2026-06-21 07:30:48 UTC+0000
UTC Start
2025-06-21 07:24:27.272
UTC End
2025-06-21 07:25:27.280
MJD Start
60847.30864898
MJD End
60847.30934351704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.003105
Ambient temperature (°C)
11.43
Seeing (arcsec)
0.5549999999999999
Observation
ID
68183
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
50684
Name
V VX Sgr
RA
272.016859
DEC
-22.22406
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 56.1960 56.0440 288.4000 288.6000
K0-D0 79.9980 79.7800 263.6000 263.6000
K0-J3 55.1240 55.1170 352.3330 352.4830
G2-D0 37.4090 37.3680 224.4000 224.4000
G2-J3 58.9360 58.8520 51.2590 51.2890
D0-J3 96.1810 96.0560 48.5950 48.6260
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 60847.30864898
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME V VX Sgr
RA 272.016859
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 56.196
HIERARCH ESO ISS PBL12 END 56.044
HIERARCH ESO ISS PBLA12 START 288.4
HIERARCH ESO ISS PBLA12 END 288.6
HIERARCH ESO ISS PBL13 START 79.998
HIERARCH ESO ISS PBL13 END 79.78
HIERARCH ESO ISS PBLA13 START 263.6
HIERARCH ESO ISS PBLA13 END 263.6
HIERARCH ESO ISS PBL14 START 55.124
HIERARCH ESO ISS PBL14 END 55.117
HIERARCH ESO ISS PBLA14 START 352.333
HIERARCH ESO ISS PBLA14 END 352.483
HIERARCH ESO ISS PBL23 START 37.409
HIERARCH ESO ISS PBL23 END 37.368
HIERARCH ESO ISS PBLA23 START 224.4
HIERARCH ESO ISS PBLA23 END 224.4
HIERARCH ESO ISS PBL24 START 58.936
HIERARCH ESO ISS PBL24 END 58.852
HIERARCH ESO ISS PBLA24 START 51.259
HIERARCH ESO ISS PBLA24 END 51.289
HIERARCH ESO ISS PBL34 START 96.181
HIERARCH ESO ISS PBL34 END 96.056
HIERARCH ESO ISS PBLA34 START 48.595
HIERARCH ESO ISS PBLA34 END 48.626
HIERARCH ESO ISS AMBI TAU0 START 0.003138
HIERARCH ESO ISS AMBI TAU0 END 0.003072
HIERARCH ESO ISS AMBI TEMP 11.43
HIERARCH ESO ISS AMBI FWHM START 0.53
HIERARCH ESO ISS AMBI FWHM END 0.58