Exposure
ID
MATIS.2025-09-22T00:46:04.536_1
Header ID
MATIS.2025-09-22T00:46:04.536
Date updated
2025-09-22 00:51:02 UTC+0000
Release date
2025-09-22 00:46:04 UTC+0000
UTC Start
2025-09-22 00:46:04.536
UTC End
2025-09-22 00:47:04.500
MJD Start
60940.03199695
MJD End
60940.03269097777
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.004717
Ambient temperature (°C)
11.93
Seeing (arcsec)
0.6
Observation
ID
70483
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
52266
Name
eps Sgr
RA
276.041372
DEC
-34.38533
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 88.0070 87.9490 131.4000 131.5000
A0-J2 121.1290 120.9710 108.2000 108.4000
A0-K0 116.9750 116.7840 84.9360 85.0720
G1-J2 53.0880 53.0070 67.5000 67.6000
G1-K0 85.0820 85.0150 36.3900 36.4720
J2-K0 48.1620 48.1610 1.7180 1.8320
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 60940.03199695
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME eps Sgr
RA 276.041372
DEC -34.38533
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME LOW
HIERARCH ESO INS DIL 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 0.111056
HIERARCH ESO DET SEQ1 PERIOD 0.228
HIERARCH ESO DET NDIT 263
HIERARCH ESO ISS PBL12 START 88.007
HIERARCH ESO ISS PBL12 END 87.949
HIERARCH ESO ISS PBLA12 START 131.4
HIERARCH ESO ISS PBLA12 END 131.5
HIERARCH ESO ISS PBL13 START 121.129
HIERARCH ESO ISS PBL13 END 120.971
HIERARCH ESO ISS PBLA13 START 108.2
HIERARCH ESO ISS PBLA13 END 108.4
HIERARCH ESO ISS PBL14 START 116.975
HIERARCH ESO ISS PBL14 END 116.784
HIERARCH ESO ISS PBLA14 START 84.936
HIERARCH ESO ISS PBLA14 END 85.072
HIERARCH ESO ISS PBL23 START 53.088
HIERARCH ESO ISS PBL23 END 53.007
HIERARCH ESO ISS PBLA23 START 67.5
HIERARCH ESO ISS PBLA23 END 67.6
HIERARCH ESO ISS PBL24 START 85.082
HIERARCH ESO ISS PBL24 END 85.015
HIERARCH ESO ISS PBLA24 START 36.39
HIERARCH ESO ISS PBLA24 END 36.472
HIERARCH ESO ISS PBL34 START 48.162
HIERARCH ESO ISS PBL34 END 48.161
HIERARCH ESO ISS PBLA34 START 1.718
HIERARCH ESO ISS PBLA34 END 1.832
HIERARCH ESO ISS AMBI TAU0 START 0.004639
HIERARCH ESO ISS AMBI TAU0 END 0.004795
HIERARCH ESO ISS AMBI TEMP 11.93
HIERARCH ESO ISS AMBI FWHM START 0.61
HIERARCH ESO ISS AMBI FWHM END 0.59