Exposure
ID
MATIS.2025-06-16T06:12:31.136_1
Header ID
MATIS.2025-06-16T06:12:31.136
Date updated
2025-06-16 06:38:21 UTC+0000
Release date
2025-06-16 06:12:31 UTC+0000
UTC Start
2025-06-16 06:12:31.136
UTC End
2025-06-16 06:13:31.144
MJD Start
60842.2586937
MJD End
60842.25938823704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.002297
Ambient temperature (°C)
6.92
Seeing (arcsec)
0.99
Observation
ID
68118
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
50632
Name
eps Sgr
RA
276.041375
DEC
-34.38532
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 90.3170 90.2980 121.9000 122.1000
A0-J2 127.7930 127.7220 99.1000 99.2000
A0-K0 125.2270 125.1310 77.1860 77.3230
G1-J2 56.6700 56.6260 60.9000 61.0000
G1-K0 88.1220 88.0830 31.0380 31.1410
J2-K0 48.1210 48.1230 355.1340 355.2490
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 60842.2586937
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME eps Sgr
RA 276.041375
DEC -34.38532
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 90.317
HIERARCH ESO ISS PBL12 END 90.298
HIERARCH ESO ISS PBLA12 START 121.9
HIERARCH ESO ISS PBLA12 END 122.1
HIERARCH ESO ISS PBL13 START 127.793
HIERARCH ESO ISS PBL13 END 127.722
HIERARCH ESO ISS PBLA13 START 99.1
HIERARCH ESO ISS PBLA13 END 99.2
HIERARCH ESO ISS PBL14 START 125.227
HIERARCH ESO ISS PBL14 END 125.131
HIERARCH ESO ISS PBLA14 START 77.186
HIERARCH ESO ISS PBLA14 END 77.323
HIERARCH ESO ISS PBL23 START 56.67
HIERARCH ESO ISS PBL23 END 56.626
HIERARCH ESO ISS PBLA23 START 60.9
HIERARCH ESO ISS PBLA23 END 61.0
HIERARCH ESO ISS PBL24 START 88.122
HIERARCH ESO ISS PBL24 END 88.083
HIERARCH ESO ISS PBLA24 START 31.038
HIERARCH ESO ISS PBLA24 END 31.141
HIERARCH ESO ISS PBL34 START 48.121
HIERARCH ESO ISS PBL34 END 48.123
HIERARCH ESO ISS PBLA34 START 355.134
HIERARCH ESO ISS PBLA34 END 355.249
HIERARCH ESO ISS AMBI TAU0 START 0.002297
HIERARCH ESO ISS AMBI TAU0 END 0.002297
HIERARCH ESO ISS AMBI TEMP 6.92
HIERARCH ESO ISS AMBI FWHM START 0.99
HIERARCH ESO ISS AMBI FWHM END 0.99