Exposure
ID
MATIS.2025-06-23T03:49:34.828_1
Header ID
MATIS.2025-06-23T03:49:34.828
Date updated
2025-06-23 04:01:08 UTC+0000
Release date
2025-06-23 03:49:34 UTC+0000
UTC Start
2025-06-23 03:49:34.828
UTC End
2025-06-23 03:50:34.836
MJD Start
60849.15943088
MJD End
60849.16012541704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.004035
Ambient temperature (°C)
11.52
Seeing (arcsec)
0.48
Observation
ID
68185
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
50685
Name
del Sgr
RA
275.248725
DEC
-29.82826
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 66.0360 66.1030 262.9000 263.1000
K0-D0 93.9080 93.9750 242.0000 242.2000
K0-J3 55.2910 55.3170 326.1630 326.2520
G2-D0 39.9270 39.9300 205.8000 206.0000
G2-J3 64.2550 64.2670 32.7330 32.8780
D0-J3 104.0030 104.0180 30.0860 30.2300
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 60849.15943088
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.248725
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 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 66.036
HIERARCH ESO ISS PBL12 END 66.103
HIERARCH ESO ISS PBLA12 START 262.9
HIERARCH ESO ISS PBLA12 END 263.1
HIERARCH ESO ISS PBL13 START 93.908
HIERARCH ESO ISS PBL13 END 93.975
HIERARCH ESO ISS PBLA13 START 242.0
HIERARCH ESO ISS PBLA13 END 242.2
HIERARCH ESO ISS PBL14 START 55.291
HIERARCH ESO ISS PBL14 END 55.317
HIERARCH ESO ISS PBLA14 START 326.163
HIERARCH ESO ISS PBLA14 END 326.252
HIERARCH ESO ISS PBL23 START 39.927
HIERARCH ESO ISS PBL23 END 39.93
HIERARCH ESO ISS PBLA23 START 205.8
HIERARCH ESO ISS PBLA23 END 206.0
HIERARCH ESO ISS PBL24 START 64.255
HIERARCH ESO ISS PBL24 END 64.267
HIERARCH ESO ISS PBLA24 START 32.733
HIERARCH ESO ISS PBLA24 END 32.878
HIERARCH ESO ISS PBL34 START 104.003
HIERARCH ESO ISS PBL34 END 104.018
HIERARCH ESO ISS PBLA34 START 30.086
HIERARCH ESO ISS PBLA34 END 30.23
HIERARCH ESO ISS AMBI TAU0 START 0.004035
HIERARCH ESO ISS AMBI TAU0 END 0.004035
HIERARCH ESO ISS AMBI TEMP 11.52
HIERARCH ESO ISS AMBI FWHM START 0.48
HIERARCH ESO ISS AMBI FWHM END 0.48