Exposure
ID
MATIS.2025-07-16T04:01:56.391_1
Header ID
MATIS.2025-07-16T04:01:56.391
Date updated
2025-07-16 04:10:52 UTC+0000
Release date
2025-07-16 04:01:56 UTC+0000
UTC Start
2025-07-16 04:01:56.391
UTC End
2025-07-16 04:02:56.399
MJD Start
60872.16801378
MJD End
60872.16870831704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0030499999999999998
Ambient temperature (°C)
12.82
Seeing (arcsec)
0.86
Observation
ID
68812
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
51193
Name
eps Sgr
RA
276.041374
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 90.4780 90.4700 120.1000 120.2000
A0-J2 128.5310 128.4820 97.2000 97.4000
A0-K0 126.2730 126.1980 75.5110 75.6540
G1-J2 57.1550 57.1190 59.4000 59.5000
G1-K0 88.5720 88.5390 29.7450 29.8580
J2-K0 48.0890 48.0920 353.7360 353.8550
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 60872.16801378
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME eps Sgr
RA 276.041374
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 90.478
HIERARCH ESO ISS PBL12 END 90.47
HIERARCH ESO ISS PBLA12 START 120.1
HIERARCH ESO ISS PBLA12 END 120.2
HIERARCH ESO ISS PBL13 START 128.531
HIERARCH ESO ISS PBL13 END 128.482
HIERARCH ESO ISS PBLA13 START 97.2
HIERARCH ESO ISS PBLA13 END 97.4
HIERARCH ESO ISS PBL14 START 126.273
HIERARCH ESO ISS PBL14 END 126.198
HIERARCH ESO ISS PBLA14 START 75.511
HIERARCH ESO ISS PBLA14 END 75.654
HIERARCH ESO ISS PBL23 START 57.155
HIERARCH ESO ISS PBL23 END 57.119
HIERARCH ESO ISS PBLA23 START 59.4
HIERARCH ESO ISS PBLA23 END 59.5
HIERARCH ESO ISS PBL24 START 88.572
HIERARCH ESO ISS PBL24 END 88.539
HIERARCH ESO ISS PBLA24 START 29.745
HIERARCH ESO ISS PBLA24 END 29.858
HIERARCH ESO ISS PBL34 START 48.089
HIERARCH ESO ISS PBL34 END 48.092
HIERARCH ESO ISS PBLA34 START 353.736
HIERARCH ESO ISS PBLA34 END 353.855
HIERARCH ESO ISS AMBI TAU0 START 0.003038
HIERARCH ESO ISS AMBI TAU0 END 0.003062
HIERARCH ESO ISS AMBI TEMP 12.82
HIERARCH ESO ISS AMBI FWHM START 0.86
HIERARCH ESO ISS AMBI FWHM END 0.86