Exposure
ID
MATIS.2025-06-28T00:52:11.010_1
Header ID
MATIS.2025-06-28T00:52:11.010
Date updated
2025-06-28 01:01:40 UTC+0000
Release date
2025-06-28 00:52:11 UTC+0000
UTC Start
2025-06-28 00:52:11.010
UTC End
2025-06-28 00:53:11.018
MJD Start
60854.03623854
MJD End
60854.03693307704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.002156
Ambient temperature (°C)
6.54
Seeing (arcsec)
0.585
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 19.4120 19.4620 127.3000 127.3000
A0-D0 25.5350 25.5730 30.7000 30.9000
A0-C1 14.6510 14.7170 92.0380 92.1550
B2-D0 33.7950 33.7940 355.9000 356.0000
B2-C1 11.2580 11.2580 355.8630 356.0090
D0-C1 22.5370 22.5360 175.9040 176.0510
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 60854.03623854
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 19.412
HIERARCH ESO ISS PBL12 END 19.462
HIERARCH ESO ISS PBLA12 START 127.3
HIERARCH ESO ISS PBLA12 END 127.3
HIERARCH ESO ISS PBL13 START 25.535
HIERARCH ESO ISS PBL13 END 25.573
HIERARCH ESO ISS PBLA13 START 30.7
HIERARCH ESO ISS PBLA13 END 30.9
HIERARCH ESO ISS PBL14 START 14.651
HIERARCH ESO ISS PBL14 END 14.717
HIERARCH ESO ISS PBLA14 START 92.038
HIERARCH ESO ISS PBLA14 END 92.155
HIERARCH ESO ISS PBL23 START 33.795
HIERARCH ESO ISS PBL23 END 33.794
HIERARCH ESO ISS PBLA23 START 355.9
HIERARCH ESO ISS PBLA23 END 356.0
HIERARCH ESO ISS PBL24 START 11.258
HIERARCH ESO ISS PBL24 END 11.258
HIERARCH ESO ISS PBLA24 START 355.863
HIERARCH ESO ISS PBLA24 END 356.009
HIERARCH ESO ISS PBL34 START 22.537
HIERARCH ESO ISS PBL34 END 22.536
HIERARCH ESO ISS PBLA34 START 175.904
HIERARCH ESO ISS PBLA34 END 176.051
HIERARCH ESO ISS AMBI TAU0 START 0.00171
HIERARCH ESO ISS AMBI TAU0 END 0.002602
HIERARCH ESO ISS AMBI TEMP 6.54
HIERARCH ESO ISS AMBI FWHM START 0.65
HIERARCH ESO ISS AMBI FWHM END 0.52