Exposure
ID
MATIS.2025-07-17T06:44:51.864_1
Header ID
MATIS.2025-07-17T06:44:51.864
Date updated
2025-07-17 06:55:57 UTC+0000
Release date
2025-07-17 06:44:51 UTC+0000
UTC Start
2025-07-17 06:44:51.864
UTC End
2025-07-17 06:45:51.872
MJD Start
60873.28115583
MJD End
60873.28185036704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.003046
Ambient temperature (°C)
13.78
Seeing (arcsec)
0.9299999999999999
Observation
ID
68814
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 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 78.1610 78.0730 150.1000 150.3000
A0-J2 97.3600 97.0890 124.7000 124.9000
A0-K0 90.7440 90.3960 95.1310 95.2780
G1-J2 42.9170 42.7710 73.2000 73.3000
G1-K0 78.7210 78.6080 40.7610 40.7920
J2-K0 48.3640 48.3600 12.2960 12.3990
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 60873.28115583
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 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 78.161
HIERARCH ESO ISS PBL12 END 78.073
HIERARCH ESO ISS PBLA12 START 150.1
HIERARCH ESO ISS PBLA12 END 150.3
HIERARCH ESO ISS PBL13 START 97.36
HIERARCH ESO ISS PBL13 END 97.089
HIERARCH ESO ISS PBLA13 START 124.7
HIERARCH ESO ISS PBLA13 END 124.9
HIERARCH ESO ISS PBL14 START 90.744
HIERARCH ESO ISS PBL14 END 90.396
HIERARCH ESO ISS PBLA14 START 95.131
HIERARCH ESO ISS PBLA14 END 95.278
HIERARCH ESO ISS PBL23 START 42.917
HIERARCH ESO ISS PBL23 END 42.771
HIERARCH ESO ISS PBLA23 START 73.2
HIERARCH ESO ISS PBLA23 END 73.3
HIERARCH ESO ISS PBL24 START 78.721
HIERARCH ESO ISS PBL24 END 78.608
HIERARCH ESO ISS PBLA24 START 40.761
HIERARCH ESO ISS PBLA24 END 40.792
HIERARCH ESO ISS PBL34 START 48.364
HIERARCH ESO ISS PBL34 END 48.36
HIERARCH ESO ISS PBLA34 START 12.296
HIERARCH ESO ISS PBLA34 END 12.399
HIERARCH ESO ISS AMBI TAU0 START 0.003219
HIERARCH ESO ISS AMBI TAU0 END 0.002873
HIERARCH ESO ISS AMBI TEMP 13.78
HIERARCH ESO ISS AMBI FWHM START 0.88
HIERARCH ESO ISS AMBI FWHM END 0.98