Exposure
ID
MATIS.2025-06-16T04:00:06.214_1
Header ID
MATIS.2025-06-16T04:00:06.214
Date updated
2025-06-16 04:20:07 UTC+0000
Release date
2025-06-16 04:00:06 UTC+0000
UTC Start
2025-06-16 04:00:06.214
UTC End
2025-06-16 04:01:06.222
MJD Start
60842.16673859
MJD End
60842.16743312704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0052745
Ambient temperature (°C)
5.96
Seeing (arcsec)
0.61
Observation
ID
68122
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 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 85.2970 85.4090 106.5000 106.6000
A0-J2 122.3880 122.5460 82.0000 82.1000
A0-K0 123.5370 123.6470 59.4640 59.6190
G1-J2 57.1330 57.1630 43.6000 43.8000
G1-K0 90.4280 90.4320 15.8020 15.9350
J2-K0 47.9750 47.9840 342.0580 342.1480
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 60842.16673859
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 85.297
HIERARCH ESO ISS PBL12 END 85.409
HIERARCH ESO ISS PBLA12 START 106.5
HIERARCH ESO ISS PBLA12 END 106.6
HIERARCH ESO ISS PBL13 START 122.388
HIERARCH ESO ISS PBL13 END 122.546
HIERARCH ESO ISS PBLA13 START 82.0
HIERARCH ESO ISS PBLA13 END 82.1
HIERARCH ESO ISS PBL14 START 123.537
HIERARCH ESO ISS PBL14 END 123.647
HIERARCH ESO ISS PBLA14 START 59.464
HIERARCH ESO ISS PBLA14 END 59.619
HIERARCH ESO ISS PBL23 START 57.133
HIERARCH ESO ISS PBL23 END 57.163
HIERARCH ESO ISS PBLA23 START 43.6
HIERARCH ESO ISS PBLA23 END 43.8
HIERARCH ESO ISS PBL24 START 90.428
HIERARCH ESO ISS PBL24 END 90.432
HIERARCH ESO ISS PBLA24 START 15.802
HIERARCH ESO ISS PBLA24 END 15.935
HIERARCH ESO ISS PBL34 START 47.975
HIERARCH ESO ISS PBL34 END 47.984
HIERARCH ESO ISS PBLA34 START 342.058
HIERARCH ESO ISS PBLA34 END 342.148
HIERARCH ESO ISS AMBI TAU0 START 0.004582
HIERARCH ESO ISS AMBI TAU0 END 0.005967
HIERARCH ESO ISS AMBI TEMP 5.96
HIERARCH ESO ISS AMBI FWHM START 0.71
HIERARCH ESO ISS AMBI FWHM END 0.51