Exposure
ID
MATIS.2025-08-16T02:28:48.522_1
Header ID
MATIS.2025-08-16T02:28:48.522
Date updated
2025-08-16 02:35:50 UTC+0000
Release date
2025-08-16 02:28:48 UTC+0000
UTC Start
2025-08-16 02:28:48.522
UTC End
2025-08-16 02:29:48.530
MJD Start
60903.10333937
MJD End
60903.10403390704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.001555
Ambient temperature (°C)
9.33
Seeing (arcsec)
0.92
Observation
ID
70032
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
51957
Name
del Sgr
RA
275.248726
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 66.4440 66.3830 279.7000 279.8000
K0-D0 92.7200 92.6250 258.5000 258.6000
K0-J3 56.5570 56.5550 340.3320 340.4560
G2-D0 39.0130 38.9900 220.5000 220.6000
G2-J3 62.7020 62.6580 47.8230 47.9080
D0-J3 101.5200 101.4540 45.0300 45.1140
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 60903.10333937
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.248726
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 66.444
HIERARCH ESO ISS PBL12 END 66.383
HIERARCH ESO ISS PBLA12 START 279.7
HIERARCH ESO ISS PBLA12 END 279.8
HIERARCH ESO ISS PBL13 START 92.72
HIERARCH ESO ISS PBL13 END 92.625
HIERARCH ESO ISS PBLA13 START 258.5
HIERARCH ESO ISS PBLA13 END 258.6
HIERARCH ESO ISS PBL14 START 56.557
HIERARCH ESO ISS PBL14 END 56.555
HIERARCH ESO ISS PBLA14 START 340.332
HIERARCH ESO ISS PBLA14 END 340.456
HIERARCH ESO ISS PBL23 START 39.013
HIERARCH ESO ISS PBL23 END 38.99
HIERARCH ESO ISS PBLA23 START 220.5
HIERARCH ESO ISS PBLA23 END 220.6
HIERARCH ESO ISS PBL24 START 62.702
HIERARCH ESO ISS PBL24 END 62.658
HIERARCH ESO ISS PBLA24 START 47.823
HIERARCH ESO ISS PBLA24 END 47.908
HIERARCH ESO ISS PBL34 START 101.52
HIERARCH ESO ISS PBL34 END 101.454
HIERARCH ESO ISS PBLA34 START 45.03
HIERARCH ESO ISS PBLA34 END 45.114
HIERARCH ESO ISS AMBI TAU0 START 0.001555
HIERARCH ESO ISS AMBI TAU0 END 0.001555
HIERARCH ESO ISS AMBI TEMP 9.33
HIERARCH ESO ISS AMBI FWHM START 0.92
HIERARCH ESO ISS AMBI FWHM END 0.92