Exposure
ID
MATIS.2025-06-18T03:41:06.031_1
Header ID
MATIS.2025-06-18T03:41:06.031
Date updated
2025-06-18 03:50:47 UTC+0000
Release date
2025-06-18 03:41:06 UTC+0000
UTC Start
2025-06-18 03:41:06.031
UTC End
2025-06-18 03:42:06.039
MJD Start
60844.15354202
MJD End
60844.15423655704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.00273
Ambient temperature (°C)
7.06
Seeing (arcsec)
0.75
Observation
ID
68118
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
50632
Name
eps Sgr
RA
276.041375
DEC
-34.38532
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 82.9080 83.0370 103.2000 103.3000
A0-J2 120.6890 120.8540 78.2000 78.4000
A0-K0 123.4500 123.5520 56.0560 56.2320
G1-J2 57.3790 57.4030 40.7000 40.9000
G1-K0 90.4480 90.4460 13.8720 14.0100
J2-K0 47.0260 47.0410 340.4500 340.5410
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 60844.15354202
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME eps Sgr
RA 276.041375
DEC -34.38532
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 82.908
HIERARCH ESO ISS PBL12 END 83.037
HIERARCH ESO ISS PBLA12 START 103.2
HIERARCH ESO ISS PBLA12 END 103.3
HIERARCH ESO ISS PBL13 START 120.689
HIERARCH ESO ISS PBL13 END 120.854
HIERARCH ESO ISS PBLA13 START 78.2
HIERARCH ESO ISS PBLA13 END 78.4
HIERARCH ESO ISS PBL14 START 123.45
HIERARCH ESO ISS PBL14 END 123.552
HIERARCH ESO ISS PBLA14 START 56.056
HIERARCH ESO ISS PBLA14 END 56.232
HIERARCH ESO ISS PBL23 START 57.379
HIERARCH ESO ISS PBL23 END 57.403
HIERARCH ESO ISS PBLA23 START 40.7
HIERARCH ESO ISS PBLA23 END 40.9
HIERARCH ESO ISS PBL24 START 90.448
HIERARCH ESO ISS PBL24 END 90.446
HIERARCH ESO ISS PBLA24 START 13.872
HIERARCH ESO ISS PBLA24 END 14.01
HIERARCH ESO ISS PBL34 START 47.026
HIERARCH ESO ISS PBL34 END 47.041
HIERARCH ESO ISS PBLA34 START 340.45
HIERARCH ESO ISS PBLA34 END 340.541
HIERARCH ESO ISS AMBI TAU0 START 0.00273
HIERARCH ESO ISS AMBI TAU0 END 0.00273
HIERARCH ESO ISS AMBI TEMP 7.06
HIERARCH ESO ISS AMBI FWHM START 0.75
HIERARCH ESO ISS AMBI FWHM END 0.75