Exposure
ID
MATIS.2025-06-28T06:47:52.680_1
Header ID
MATIS.2025-06-28T06:47:52.680
Date updated
2025-06-28 06:56:14 UTC+0000
Release date
2025-06-28 06:47:52 UTC+0000
UTC Start
2025-06-28 06:47:52.680
UTC End
2025-06-28 06:48:52.688
MJD Start
60854.28324861
MJD End
60854.28394314704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0024215
Ambient temperature (°C)
3.88
Seeing (arcsec)
0.69
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 24.9440 24.9390 160.2000 160.3000
A0-D0 27.9170 27.8570 86.0000 86.1000
A0-C1 21.1530 21.1310 135.1510 135.3380
B2-D0 31.9510 31.9240 37.4000 37.4000
B2-C1 10.6440 10.6350 37.3120 37.3760
D0-C1 21.3070 21.2890 217.3750 217.4390
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 60854.28324861
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 24.944
HIERARCH ESO ISS PBL12 END 24.939
HIERARCH ESO ISS PBLA12 START 160.2
HIERARCH ESO ISS PBLA12 END 160.3
HIERARCH ESO ISS PBL13 START 27.917
HIERARCH ESO ISS PBL13 END 27.857
HIERARCH ESO ISS PBLA13 START 86.0
HIERARCH ESO ISS PBLA13 END 86.1
HIERARCH ESO ISS PBL14 START 21.153
HIERARCH ESO ISS PBL14 END 21.131
HIERARCH ESO ISS PBLA14 START 135.151
HIERARCH ESO ISS PBLA14 END 135.338
HIERARCH ESO ISS PBL23 START 31.951
HIERARCH ESO ISS PBL23 END 31.924
HIERARCH ESO ISS PBLA23 START 37.4
HIERARCH ESO ISS PBLA23 END 37.4
HIERARCH ESO ISS PBL24 START 10.644
HIERARCH ESO ISS PBL24 END 10.635
HIERARCH ESO ISS PBLA24 START 37.312
HIERARCH ESO ISS PBLA24 END 37.376
HIERARCH ESO ISS PBL34 START 21.307
HIERARCH ESO ISS PBL34 END 21.289
HIERARCH ESO ISS PBLA34 START 217.375
HIERARCH ESO ISS PBLA34 END 217.439
HIERARCH ESO ISS AMBI TAU0 START 0.002418
HIERARCH ESO ISS AMBI TAU0 END 0.002425
HIERARCH ESO ISS AMBI TEMP 3.88
HIERARCH ESO ISS AMBI FWHM START 0.68
HIERARCH ESO ISS AMBI FWHM END 0.7