Exposure
ID
MATIS.2025-06-18T04:19:02.099_1
Header ID
MATIS.2025-06-18T04:19:02.099
Date updated
2025-06-18 04:26:20 UTC+0000
Release date
2025-06-18 04:19:02 UTC+0000
UTC Start
2025-06-18 04:19:02.099
UTC End
2025-06-18 04:20:02.107
MJD Start
60844.1798854
MJD End
60844.18057993704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.003167
Ambient temperature (°C)
6.86
Seeing (arcsec)
0.78
Observation
ID
68122
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
50633
Name
del Sgr
RA
275.247445
DEC
-29.82826
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 87.8240 87.9030 109.3000 109.4000
A0-J2 125.9540 126.0650 85.5000 85.6000
A0-K0 126.0290 126.1050 63.4270 63.5710
G1-J2 57.7990 57.8190 47.6000 47.7000
G1-K0 90.4830 90.4830 19.2530 19.3800
J2-K0 48.1910 48.1970 344.5410 344.6380
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 60844.1798854
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.247445
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 A0
HIERARCH ESO ISS CONF STATION2 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 87.824
HIERARCH ESO ISS PBL12 END 87.903
HIERARCH ESO ISS PBLA12 START 109.3
HIERARCH ESO ISS PBLA12 END 109.4
HIERARCH ESO ISS PBL13 START 125.954
HIERARCH ESO ISS PBL13 END 126.065
HIERARCH ESO ISS PBLA13 START 85.5
HIERARCH ESO ISS PBLA13 END 85.6
HIERARCH ESO ISS PBL14 START 126.029
HIERARCH ESO ISS PBL14 END 126.105
HIERARCH ESO ISS PBLA14 START 63.427
HIERARCH ESO ISS PBLA14 END 63.571
HIERARCH ESO ISS PBL23 START 57.799
HIERARCH ESO ISS PBL23 END 57.819
HIERARCH ESO ISS PBLA23 START 47.6
HIERARCH ESO ISS PBLA23 END 47.7
HIERARCH ESO ISS PBL24 START 90.483
HIERARCH ESO ISS PBL24 END 90.483
HIERARCH ESO ISS PBLA24 START 19.253
HIERARCH ESO ISS PBLA24 END 19.38
HIERARCH ESO ISS PBL34 START 48.191
HIERARCH ESO ISS PBL34 END 48.197
HIERARCH ESO ISS PBLA34 START 344.541
HIERARCH ESO ISS PBLA34 END 344.638
HIERARCH ESO ISS AMBI TAU0 START 0.003167
HIERARCH ESO ISS AMBI TAU0 END 0.003167
HIERARCH ESO ISS AMBI TEMP 6.86
HIERARCH ESO ISS AMBI FWHM START 0.78
HIERARCH ESO ISS AMBI FWHM END 0.78