Exposure
ID
MATIS.2025-06-28T00:57:50.066_1
Header ID
MATIS.2025-06-28T00:57:50.066
Date updated
2025-06-28 01:06:15 UTC+0000
Release date
2025-06-28 00:57:50 UTC+0000
UTC Start
2025-06-28 00:57:50.066
UTC End
2025-06-28 00:58:50.074
MJD Start
60854.0401628
MJD End
60854.040857337044
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.00222
Ambient temperature (°C)
6.4
Seeing (arcsec)
0.5700000000000001
Observation
ID
68244
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
50633
Name
del Sgr
RA
275.247445
DEC
-29.82826
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 19.6860 19.7350 127.3000 127.4000
A0-D0 25.7490 25.7880 32.2000 32.4000
A0-C1 15.0170 15.0820 92.6850 92.8000
B2-D0 33.7910 33.7900 356.7000 356.9000
B2-C1 11.2570 11.2560 356.6780 356.8250
D0-C1 22.5340 22.5340 176.7200 176.8670
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 60854.0401628
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.247445
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 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 19.686
HIERARCH ESO ISS PBL12 END 19.735
HIERARCH ESO ISS PBLA12 START 127.3
HIERARCH ESO ISS PBLA12 END 127.4
HIERARCH ESO ISS PBL13 START 25.749
HIERARCH ESO ISS PBL13 END 25.788
HIERARCH ESO ISS PBLA13 START 32.2
HIERARCH ESO ISS PBLA13 END 32.4
HIERARCH ESO ISS PBL14 START 15.017
HIERARCH ESO ISS PBL14 END 15.082
HIERARCH ESO ISS PBLA14 START 92.685
HIERARCH ESO ISS PBLA14 END 92.8
HIERARCH ESO ISS PBL23 START 33.791
HIERARCH ESO ISS PBL23 END 33.79
HIERARCH ESO ISS PBLA23 START 356.7
HIERARCH ESO ISS PBLA23 END 356.9
HIERARCH ESO ISS PBL24 START 11.257
HIERARCH ESO ISS PBL24 END 11.256
HIERARCH ESO ISS PBLA24 START 356.678
HIERARCH ESO ISS PBLA24 END 356.825
HIERARCH ESO ISS PBL34 START 22.534
HIERARCH ESO ISS PBL34 END 22.534
HIERARCH ESO ISS PBLA34 START 176.72
HIERARCH ESO ISS PBLA34 END 176.867
HIERARCH ESO ISS AMBI TAU0 START 0.00222
HIERARCH ESO ISS AMBI TAU0 END 0.00222
HIERARCH ESO ISS AMBI TEMP 6.4
HIERARCH ESO ISS AMBI FWHM START 0.58
HIERARCH ESO ISS AMBI FWHM END 0.56