Exposure
ID
MATIS.2025-06-23T03:50:47.223_1
Header ID
MATIS.2025-06-23T03:50:47.223
Date updated
2025-06-23 04:01:08 UTC+0000
Release date
2025-06-23 03:50:47 UTC+0000
UTC Start
2025-06-23 03:50:47.223
UTC End
2025-06-23 03:51:47.231
MJD Start
60849.16026879
MJD End
60849.16096332704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.004203500000000001
Ambient temperature (°C)
11.51
Seeing (arcsec)
0.48
Observation
ID
68185
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
50685
Name
del Sgr
RA
275.248725
DEC
-29.82826
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 66.1160 66.1820 263.1000 263.2000
K0-D0 93.9880 94.0540 242.2000 242.3000
K0-J3 55.3220 55.3470 326.2700 326.3550
G2-D0 39.9310 39.9350 206.0000 206.1000
G2-J3 64.2690 64.2810 32.9060 33.0460
D0-J3 104.0210 104.0360 30.2570 30.3950
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 60849.16026879
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.248725
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 66.116
HIERARCH ESO ISS PBL12 END 66.182
HIERARCH ESO ISS PBLA12 START 263.1
HIERARCH ESO ISS PBLA12 END 263.2
HIERARCH ESO ISS PBL13 START 93.988
HIERARCH ESO ISS PBL13 END 94.054
HIERARCH ESO ISS PBLA13 START 242.2
HIERARCH ESO ISS PBLA13 END 242.3
HIERARCH ESO ISS PBL14 START 55.322
HIERARCH ESO ISS PBL14 END 55.347
HIERARCH ESO ISS PBLA14 START 326.27
HIERARCH ESO ISS PBLA14 END 326.355
HIERARCH ESO ISS PBL23 START 39.931
HIERARCH ESO ISS PBL23 END 39.935
HIERARCH ESO ISS PBLA23 START 206.0
HIERARCH ESO ISS PBLA23 END 206.1
HIERARCH ESO ISS PBL24 START 64.269
HIERARCH ESO ISS PBL24 END 64.281
HIERARCH ESO ISS PBLA24 START 32.906
HIERARCH ESO ISS PBLA24 END 33.046
HIERARCH ESO ISS PBL34 START 104.021
HIERARCH ESO ISS PBL34 END 104.036
HIERARCH ESO ISS PBLA34 START 30.257
HIERARCH ESO ISS PBLA34 END 30.395
HIERARCH ESO ISS AMBI TAU0 START 0.004035
HIERARCH ESO ISS AMBI TAU0 END 0.004372
HIERARCH ESO ISS AMBI TEMP 11.51
HIERARCH ESO ISS AMBI FWHM START 0.48
HIERARCH ESO ISS AMBI FWHM END 0.48