Exposure
ID
MATIS.2025-06-18T04:26:24.154_1
Header ID
MATIS.2025-06-18T04:26:24.154
Date updated
2025-06-18 04:35:59 UTC+0000
Release date
2025-06-18 04:26:24 UTC+0000
UTC Start
2025-06-18 04:26:24.154
UTC End
2025-06-18 04:27:24.162
MJD Start
60844.18500178
MJD End
60844.18569631704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.002661
Ambient temperature (°C)
6.59
Seeing (arcsec)
0.825
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 88.3700 88.4400 110.1000 110.2000
A0-J2 126.7120 126.8090 86.4000 86.5000
A0-K0 126.5480 126.6140 64.4600 64.6010
G1-J2 57.9340 57.9510 48.6000 48.8000
G1-K0 90.4830 90.4820 20.1690 20.2950
J2-K0 48.2380 48.2440 345.2500 345.3490
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 60844.18500178
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 88.37
HIERARCH ESO ISS PBL12 END 88.44
HIERARCH ESO ISS PBLA12 START 110.1
HIERARCH ESO ISS PBLA12 END 110.2
HIERARCH ESO ISS PBL13 START 126.712
HIERARCH ESO ISS PBL13 END 126.809
HIERARCH ESO ISS PBLA13 START 86.4
HIERARCH ESO ISS PBLA13 END 86.5
HIERARCH ESO ISS PBL14 START 126.548
HIERARCH ESO ISS PBL14 END 126.614
HIERARCH ESO ISS PBLA14 START 64.46
HIERARCH ESO ISS PBLA14 END 64.601
HIERARCH ESO ISS PBL23 START 57.934
HIERARCH ESO ISS PBL23 END 57.951
HIERARCH ESO ISS PBLA23 START 48.6
HIERARCH ESO ISS PBLA23 END 48.8
HIERARCH ESO ISS PBL24 START 90.483
HIERARCH ESO ISS PBL24 END 90.482
HIERARCH ESO ISS PBLA24 START 20.169
HIERARCH ESO ISS PBLA24 END 20.295
HIERARCH ESO ISS PBL34 START 48.238
HIERARCH ESO ISS PBL34 END 48.244
HIERARCH ESO ISS PBLA34 START 345.25
HIERARCH ESO ISS PBLA34 END 345.349
HIERARCH ESO ISS AMBI TAU0 START 0.003237
HIERARCH ESO ISS AMBI TAU0 END 0.002085
HIERARCH ESO ISS AMBI TEMP 6.59
HIERARCH ESO ISS AMBI FWHM START 0.79
HIERARCH ESO ISS AMBI FWHM END 0.86