Exposure
ID
MATIS.2025-06-23T04:16:54.389_1
Header ID
MATIS.2025-06-23T04:16:54.389
Date updated
2025-06-23 04:26:04 UTC+0000
Release date
2026-06-23 04:26:04 UTC+0000
UTC Start
2025-06-23 04:16:54.389
UTC End
2025-06-23 04:17:54.397
MJD Start
60849.17840728
MJD End
60849.17910181704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.003597
Ambient temperature (°C)
11.38
Seeing (arcsec)
0.51
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 67.9210 67.9520 268.9000 269.0000
K0-D0 95.2930 95.3360 248.2000 248.3000
K0-J3 56.5560 56.5570 330.1850 330.2730
G2-D0 39.8040 39.8120 211.2000 211.3000
G2-J3 64.1590 64.1760 38.3290 38.4390
D0-J3 103.7710 103.7960 35.5840 35.6940
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 60849.17840728
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 67.921
HIERARCH ESO ISS PBL12 END 67.952
HIERARCH ESO ISS PBLA12 START 268.9
HIERARCH ESO ISS PBLA12 END 269.0
HIERARCH ESO ISS PBL13 START 95.293
HIERARCH ESO ISS PBL13 END 95.336
HIERARCH ESO ISS PBLA13 START 248.2
HIERARCH ESO ISS PBLA13 END 248.3
HIERARCH ESO ISS PBL14 START 56.556
HIERARCH ESO ISS PBL14 END 56.557
HIERARCH ESO ISS PBLA14 START 330.185
HIERARCH ESO ISS PBLA14 END 330.273
HIERARCH ESO ISS PBL23 START 39.804
HIERARCH ESO ISS PBL23 END 39.812
HIERARCH ESO ISS PBLA23 START 211.2
HIERARCH ESO ISS PBLA23 END 211.3
HIERARCH ESO ISS PBL24 START 64.159
HIERARCH ESO ISS PBL24 END 64.176
HIERARCH ESO ISS PBLA24 START 38.329
HIERARCH ESO ISS PBLA24 END 38.439
HIERARCH ESO ISS PBL34 START 103.771
HIERARCH ESO ISS PBL34 END 103.796
HIERARCH ESO ISS PBLA34 START 35.584
HIERARCH ESO ISS PBLA34 END 35.694
HIERARCH ESO ISS AMBI TAU0 START 0.003597
HIERARCH ESO ISS AMBI TAU0 END 0.003597
HIERARCH ESO ISS AMBI TEMP 11.38
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.51