Exposure
ID
MATIS.2025-06-23T03:51:59.444_1
Header ID
MATIS.2025-06-23T03:51:59.444
Date updated
2025-06-23 04:01:08 UTC+0000
Release date
2025-06-23 03:51:59 UTC+0000
UTC Start
2025-06-23 03:51:59.444
UTC End
2025-06-23 03:52:59.452
MJD Start
60849.16110468
MJD End
60849.16179921704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0046689999999999995
Ambient temperature (°C)
11.53
Seeing (arcsec)
0.44
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 66.1940 66.2590 263.3000 263.4000
K0-D0 94.0650 94.1300 242.4000 242.5000
K0-J3 55.3510 55.3760 326.3730 326.4590
G2-D0 39.9350 39.9390 206.2000 206.3000
G2-J3 64.2830 64.2940 33.0750 33.2140
D0-J3 104.0380 104.0530 30.4230 30.5610
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 60849.16110468
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 66.194
HIERARCH ESO ISS PBL12 END 66.259
HIERARCH ESO ISS PBLA12 START 263.3
HIERARCH ESO ISS PBLA12 END 263.4
HIERARCH ESO ISS PBL13 START 94.065
HIERARCH ESO ISS PBL13 END 94.13
HIERARCH ESO ISS PBLA13 START 242.4
HIERARCH ESO ISS PBLA13 END 242.5
HIERARCH ESO ISS PBL14 START 55.351
HIERARCH ESO ISS PBL14 END 55.376
HIERARCH ESO ISS PBLA14 START 326.373
HIERARCH ESO ISS PBLA14 END 326.459
HIERARCH ESO ISS PBL23 START 39.935
HIERARCH ESO ISS PBL23 END 39.939
HIERARCH ESO ISS PBLA23 START 206.2
HIERARCH ESO ISS PBLA23 END 206.3
HIERARCH ESO ISS PBL24 START 64.283
HIERARCH ESO ISS PBL24 END 64.294
HIERARCH ESO ISS PBLA24 START 33.075
HIERARCH ESO ISS PBLA24 END 33.214
HIERARCH ESO ISS PBL34 START 104.038
HIERARCH ESO ISS PBL34 END 104.053
HIERARCH ESO ISS PBLA34 START 30.423
HIERARCH ESO ISS PBLA34 END 30.561
HIERARCH ESO ISS AMBI TAU0 START 0.004372
HIERARCH ESO ISS AMBI TAU0 END 0.004966
HIERARCH ESO ISS AMBI TEMP 11.53
HIERARCH ESO ISS AMBI FWHM START 0.48
HIERARCH ESO ISS AMBI FWHM END 0.4