Exposure
ID
MATIS.2025-08-14T02:52:03.543_1
Header ID
MATIS.2025-08-14T02:52:03.543
Date updated
2025-08-14 03:01:02 UTC+0000
Release date
2025-08-14 02:52:03 UTC+0000
UTC Start
2025-08-14 02:52:03.543
UTC End
2025-08-14 02:53:03.551
MJD Start
60901.11948545
MJD End
60901.12017998704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.007326
Ambient temperature (°C)
14.37
Seeing (arcsec)
0.845
Observation
ID
69984
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
51925
Name
nu. Oph
RA
269.756025
DEC
-9.7743
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
K0 B2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-B2 118.3370 118.2130 244.2000 244.2000
K0-D0 90.6870 90.5530 255.1000 255.1000
K0-J3 52.2090 52.1830 344.0680 344.2120
B2-D0 33.9320 33.9330 33.8000 33.9000
B2-J3 137.3100 137.2820 42.1720 42.2030
D0-J3 103.8540 103.8240 44.8900 44.9170
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 60901.11948545
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME nu. Oph
RA 269.756025
DEC -9.7743
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 B2
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 118.337
HIERARCH ESO ISS PBL12 END 118.213
HIERARCH ESO ISS PBLA12 START 244.2
HIERARCH ESO ISS PBLA12 END 244.2
HIERARCH ESO ISS PBL13 START 90.687
HIERARCH ESO ISS PBL13 END 90.553
HIERARCH ESO ISS PBLA13 START 255.1
HIERARCH ESO ISS PBLA13 END 255.1
HIERARCH ESO ISS PBL14 START 52.209
HIERARCH ESO ISS PBL14 END 52.183
HIERARCH ESO ISS PBLA14 START 344.068
HIERARCH ESO ISS PBLA14 END 344.212
HIERARCH ESO ISS PBL23 START 33.932
HIERARCH ESO ISS PBL23 END 33.933
HIERARCH ESO ISS PBLA23 START 33.8
HIERARCH ESO ISS PBLA23 END 33.9
HIERARCH ESO ISS PBL24 START 137.31
HIERARCH ESO ISS PBL24 END 137.282
HIERARCH ESO ISS PBLA24 START 42.172
HIERARCH ESO ISS PBLA24 END 42.203
HIERARCH ESO ISS PBL34 START 103.854
HIERARCH ESO ISS PBL34 END 103.824
HIERARCH ESO ISS PBLA34 START 44.89
HIERARCH ESO ISS PBLA34 END 44.917
HIERARCH ESO ISS AMBI TAU0 START 0.007326
HIERARCH ESO ISS AMBI TAU0 END 0.007326
HIERARCH ESO ISS AMBI TEMP 14.37
HIERARCH ESO ISS AMBI FWHM START 0.67
HIERARCH ESO ISS AMBI FWHM END 1.02