Exposure
ID
MATIS.2025-06-25T00:53:13.942_1
Header ID
MATIS.2025-06-25T00:53:13.942
Date updated
2025-06-25 01:00:58 UTC+0000
Release date
2026-06-25 01:00:58 UTC+0000
UTC Start
2025-06-25 00:53:13.942
UTC End
2025-06-25 00:54:13.950
MJD Start
60851.03696692
MJD End
60851.03766145704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.002635
Ambient temperature (°C)
7.95
Seeing (arcsec)
1.01
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 20.8090 20.8530 131.7000 131.7000
A0-D0 23.3320 23.3830 34.7000 35.0000
A0-C1 15.0560 15.1250 100.9130 100.9590
B2-D0 33.0910 33.0890 356.1000 356.3000
B2-C1 11.0240 11.0240 356.1040 356.2540
D0-C1 22.0660 22.0650 176.1460 176.2960
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 60851.03696692
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 20.809
HIERARCH ESO ISS PBL12 END 20.853
HIERARCH ESO ISS PBLA12 START 131.7
HIERARCH ESO ISS PBLA12 END 131.7
HIERARCH ESO ISS PBL13 START 23.332
HIERARCH ESO ISS PBL13 END 23.383
HIERARCH ESO ISS PBLA13 START 34.7
HIERARCH ESO ISS PBLA13 END 35.0
HIERARCH ESO ISS PBL14 START 15.056
HIERARCH ESO ISS PBL14 END 15.125
HIERARCH ESO ISS PBLA14 START 100.913
HIERARCH ESO ISS PBLA14 END 100.959
HIERARCH ESO ISS PBL23 START 33.091
HIERARCH ESO ISS PBL23 END 33.089
HIERARCH ESO ISS PBLA23 START 356.1
HIERARCH ESO ISS PBLA23 END 356.3
HIERARCH ESO ISS PBL24 START 11.024
HIERARCH ESO ISS PBL24 END 11.024
HIERARCH ESO ISS PBLA24 START 356.104
HIERARCH ESO ISS PBLA24 END 356.254
HIERARCH ESO ISS PBL34 START 22.066
HIERARCH ESO ISS PBL34 END 22.065
HIERARCH ESO ISS PBLA34 START 176.146
HIERARCH ESO ISS PBLA34 END 176.296
HIERARCH ESO ISS AMBI TAU0 START 0.002635
HIERARCH ESO ISS AMBI TAU0 END 0.002635
HIERARCH ESO ISS AMBI TEMP 7.95
HIERARCH ESO ISS AMBI FWHM START 1.01
HIERARCH ESO ISS AMBI FWHM END 1.01