Exposure
ID
MATIS.2025-06-25T01:16:05.659_1
Header ID
MATIS.2025-06-25T01:16:05.659
Date updated
2025-06-25 01:25:37 UTC+0000
Release date
2025-06-25 01:16:05 UTC+0000
UTC Start
2025-06-25 01:16:05.659
UTC End
2025-06-25 01:17:05.667
MJD Start
60851.05284328
MJD End
60851.05353781704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0019769999999999996
Ambient temperature (°C)
7.44
Seeing (arcsec)
1.21
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 19.9920 20.0400 127.5000 127.5000
A0-D0 26.0010 26.0410 33.8000 34.1000
A0-C1 15.4270 15.4900 93.4080 93.5210
B2-D0 33.7870 33.7860 357.6000 357.8000
B2-C1 11.2550 11.2550 357.6140 357.7610
D0-C1 22.5320 22.5310 177.6570 177.8040
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 60851.05284328
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 19.992
HIERARCH ESO ISS PBL12 END 20.04
HIERARCH ESO ISS PBLA12 START 127.5
HIERARCH ESO ISS PBLA12 END 127.5
HIERARCH ESO ISS PBL13 START 26.001
HIERARCH ESO ISS PBL13 END 26.041
HIERARCH ESO ISS PBLA13 START 33.8
HIERARCH ESO ISS PBLA13 END 34.1
HIERARCH ESO ISS PBL14 START 15.427
HIERARCH ESO ISS PBL14 END 15.49
HIERARCH ESO ISS PBLA14 START 93.408
HIERARCH ESO ISS PBLA14 END 93.521
HIERARCH ESO ISS PBL23 START 33.787
HIERARCH ESO ISS PBL23 END 33.786
HIERARCH ESO ISS PBLA23 START 357.6
HIERARCH ESO ISS PBLA23 END 357.8
HIERARCH ESO ISS PBL24 START 11.255
HIERARCH ESO ISS PBL24 END 11.255
HIERARCH ESO ISS PBLA24 START 357.614
HIERARCH ESO ISS PBLA24 END 357.761
HIERARCH ESO ISS PBL34 START 22.532
HIERARCH ESO ISS PBL34 END 22.531
HIERARCH ESO ISS PBLA34 START 177.657
HIERARCH ESO ISS PBLA34 END 177.804
HIERARCH ESO ISS AMBI TAU0 START 0.001969
HIERARCH ESO ISS AMBI TAU0 END 0.001985
HIERARCH ESO ISS AMBI TEMP 7.44
HIERARCH ESO ISS AMBI FWHM START 1.21
HIERARCH ESO ISS AMBI FWHM END 1.21