Exposure
ID
MATIS.2025-09-22T00:47:26.211_1
Header ID
MATIS.2025-09-22T00:47:26.211
Date updated
2025-09-22 00:56:00 UTC+0000
Release date
2025-09-22 00:47:26 UTC+0000
UTC Start
2025-09-22 00:47:26.211
UTC End
2025-09-22 00:48:26.219
MJD Start
60940.03294226
MJD End
60940.03363679704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.004795
Ambient temperature (°C)
11.94
Seeing (arcsec)
0.5700000000000001
Observation
ID
70484
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
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 87.9290 87.8690 131.6000 131.8000
A0-J2 120.9170 120.7570 108.4000 108.6000
A0-K0 116.7180 116.5250 85.1190 85.2550
G1-J2 52.9780 52.8960 67.6000 67.7000
G1-K0 84.9920 84.9240 36.5010 36.5830
J2-K0 48.1600 48.1600 1.8710 1.9850
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 60940.03294226
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME eps Sgr
RA 276.041372
DEC -34.38533
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 87.929
HIERARCH ESO ISS PBL12 END 87.869
HIERARCH ESO ISS PBLA12 START 131.6
HIERARCH ESO ISS PBLA12 END 131.8
HIERARCH ESO ISS PBL13 START 120.917
HIERARCH ESO ISS PBL13 END 120.757
HIERARCH ESO ISS PBLA13 START 108.4
HIERARCH ESO ISS PBLA13 END 108.6
HIERARCH ESO ISS PBL14 START 116.718
HIERARCH ESO ISS PBL14 END 116.525
HIERARCH ESO ISS PBLA14 START 85.119
HIERARCH ESO ISS PBLA14 END 85.255
HIERARCH ESO ISS PBL23 START 52.978
HIERARCH ESO ISS PBL23 END 52.896
HIERARCH ESO ISS PBLA23 START 67.6
HIERARCH ESO ISS PBLA23 END 67.7
HIERARCH ESO ISS PBL24 START 84.992
HIERARCH ESO ISS PBL24 END 84.924
HIERARCH ESO ISS PBLA24 START 36.501
HIERARCH ESO ISS PBLA24 END 36.583
HIERARCH ESO ISS PBL34 START 48.16
HIERARCH ESO ISS PBL34 END 48.16
HIERARCH ESO ISS PBLA34 START 1.871
HIERARCH ESO ISS PBLA34 END 1.985
HIERARCH ESO ISS AMBI TAU0 START 0.004795
HIERARCH ESO ISS AMBI TAU0 END 0.004795
HIERARCH ESO ISS AMBI TEMP 11.94
HIERARCH ESO ISS AMBI FWHM START 0.59
HIERARCH ESO ISS AMBI FWHM END 0.55