Exposure
ID
MATIS.2025-06-28T05:42:15.149_1
Header ID
MATIS.2025-06-28T05:42:15.149
Date updated
2025-06-28 05:51:38 UTC+0000
Release date
2025-06-28 05:42:15 UTC+0000
UTC Start
2025-06-28 05:42:15.149
UTC End
2025-06-28 05:43:15.157
MJD Start
60854.23767533
MJD End
60854.23836986704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.001648
Ambient temperature (°C)
4.71
Seeing (arcsec)
0.865
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 25.2480 25.2450 150.4000 150.6000
A0-D0 30.8920 30.8610 78.6000 78.7000
A0-C1 22.2940 22.2820 124.4290 124.5770
B2-D0 33.2530 33.2390 32.4000 32.5000
B2-C1 11.0770 11.0720 32.3720 32.4610
D0-C1 22.1760 22.1670 212.4360 212.5250
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 60854.23767533
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 25.248
HIERARCH ESO ISS PBL12 END 25.245
HIERARCH ESO ISS PBLA12 START 150.4
HIERARCH ESO ISS PBLA12 END 150.6
HIERARCH ESO ISS PBL13 START 30.892
HIERARCH ESO ISS PBL13 END 30.861
HIERARCH ESO ISS PBLA13 START 78.6
HIERARCH ESO ISS PBLA13 END 78.7
HIERARCH ESO ISS PBL14 START 22.294
HIERARCH ESO ISS PBL14 END 22.282
HIERARCH ESO ISS PBLA14 START 124.429
HIERARCH ESO ISS PBLA14 END 124.577
HIERARCH ESO ISS PBL23 START 33.253
HIERARCH ESO ISS PBL23 END 33.239
HIERARCH ESO ISS PBLA23 START 32.4
HIERARCH ESO ISS PBLA23 END 32.5
HIERARCH ESO ISS PBL24 START 11.077
HIERARCH ESO ISS PBL24 END 11.072
HIERARCH ESO ISS PBLA24 START 32.372
HIERARCH ESO ISS PBLA24 END 32.461
HIERARCH ESO ISS PBL34 START 22.176
HIERARCH ESO ISS PBL34 END 22.167
HIERARCH ESO ISS PBLA34 START 212.436
HIERARCH ESO ISS PBLA34 END 212.525
HIERARCH ESO ISS AMBI TAU0 START 0.00154
HIERARCH ESO ISS AMBI TAU0 END 0.001756
HIERARCH ESO ISS AMBI TEMP 4.71
HIERARCH ESO ISS AMBI FWHM START 0.9
HIERARCH ESO ISS AMBI FWHM END 0.83