Exposure
ID
MATIS.2025-07-25T06:14:07.410_1
Header ID
MATIS.2025-07-25T06:14:07.410
Date updated
2025-07-25 06:25:51 UTC+0000
Release date
2025-07-25 06:14:07 UTC+0000
UTC Start
2025-07-25 06:14:07.410
UTC End
2025-07-25 06:15:07.418
MJD Start
60881.25980799
MJD End
60881.26050252704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0027935
Ambient temperature (°C)
12.04
Seeing (arcsec)
0.5800000000000001
Observation
ID
68971
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
51196
Name
del Sgr
RA
275.247446
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 24.6140 24.6110 172.4000 172.5000
A0-D0 22.6300 22.5430 95.2000 95.4000
A0-C1 19.5230 19.5010 150.2530 150.4930
B2-D0 29.4920 29.4490 40.8000 40.8000
B2-C1 9.8260 9.8120 40.7510 40.7830
D0-C1 19.6650 19.6370 220.8100 220.8420
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 60881.25980799
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.247446
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 24.614
HIERARCH ESO ISS PBL12 END 24.611
HIERARCH ESO ISS PBLA12 START 172.4
HIERARCH ESO ISS PBLA12 END 172.5
HIERARCH ESO ISS PBL13 START 22.63
HIERARCH ESO ISS PBL13 END 22.543
HIERARCH ESO ISS PBLA13 START 95.2
HIERARCH ESO ISS PBLA13 END 95.4
HIERARCH ESO ISS PBL14 START 19.523
HIERARCH ESO ISS PBL14 END 19.501
HIERARCH ESO ISS PBLA14 START 150.253
HIERARCH ESO ISS PBLA14 END 150.493
HIERARCH ESO ISS PBL23 START 29.492
HIERARCH ESO ISS PBL23 END 29.449
HIERARCH ESO ISS PBLA23 START 40.8
HIERARCH ESO ISS PBLA23 END 40.8
HIERARCH ESO ISS PBL24 START 9.826
HIERARCH ESO ISS PBL24 END 9.812
HIERARCH ESO ISS PBLA24 START 40.751
HIERARCH ESO ISS PBLA24 END 40.783
HIERARCH ESO ISS PBL34 START 19.665
HIERARCH ESO ISS PBL34 END 19.637
HIERARCH ESO ISS PBLA34 START 220.81
HIERARCH ESO ISS PBLA34 END 220.842
HIERARCH ESO ISS AMBI TAU0 START 0.002786
HIERARCH ESO ISS AMBI TAU0 END 0.002801
HIERARCH ESO ISS AMBI TEMP 12.04
HIERARCH ESO ISS AMBI FWHM START 0.6
HIERARCH ESO ISS AMBI FWHM END 0.56