Exposure
ID
MATIS.2025-06-28T06:50:17.083_1
Header ID
MATIS.2025-06-28T06:50:17.083
Date updated
2025-06-28 07:01:44 UTC+0000
Release date
2025-06-28 06:50:17 UTC+0000
UTC Start
2025-06-28 06:50:17.083
UTC End
2025-06-28 06:51:17.091
MJD Start
60854.28491994
MJD End
60854.28561447704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.002388
Ambient temperature (°C)
3.84
Seeing (arcsec)
0.6599999999999999
Observation
ID
68244
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 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 24.9310 24.9260 160.5000 160.7000
A0-D0 27.7730 27.7110 86.3000 86.4000
A0-C1 21.1010 21.0790 135.5960 135.7840
B2-D0 31.8870 31.8600 37.5000 37.6000
B2-C1 10.6230 10.6140 37.4630 37.5260
D0-C1 21.2640 21.2460 217.5260 217.5880
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 60854.28491994
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 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 24.931
HIERARCH ESO ISS PBL12 END 24.926
HIERARCH ESO ISS PBLA12 START 160.5
HIERARCH ESO ISS PBLA12 END 160.7
HIERARCH ESO ISS PBL13 START 27.773
HIERARCH ESO ISS PBL13 END 27.711
HIERARCH ESO ISS PBLA13 START 86.3
HIERARCH ESO ISS PBLA13 END 86.4
HIERARCH ESO ISS PBL14 START 21.101
HIERARCH ESO ISS PBL14 END 21.079
HIERARCH ESO ISS PBLA14 START 135.596
HIERARCH ESO ISS PBLA14 END 135.784
HIERARCH ESO ISS PBL23 START 31.887
HIERARCH ESO ISS PBL23 END 31.86
HIERARCH ESO ISS PBLA23 START 37.5
HIERARCH ESO ISS PBLA23 END 37.6
HIERARCH ESO ISS PBL24 START 10.623
HIERARCH ESO ISS PBL24 END 10.614
HIERARCH ESO ISS PBLA24 START 37.463
HIERARCH ESO ISS PBLA24 END 37.526
HIERARCH ESO ISS PBL34 START 21.264
HIERARCH ESO ISS PBL34 END 21.246
HIERARCH ESO ISS PBLA34 START 217.526
HIERARCH ESO ISS PBLA34 END 217.588
HIERARCH ESO ISS AMBI TAU0 START 0.002554
HIERARCH ESO ISS AMBI TAU0 END 0.002222
HIERARCH ESO ISS AMBI TEMP 3.84
HIERARCH ESO ISS AMBI FWHM START 0.62
HIERARCH ESO ISS AMBI FWHM END 0.7