Exposure
ID
MATIS.2025-08-14T02:55:47.844_1
Header ID
MATIS.2025-08-14T02:55:47.844
Date updated
2025-08-14 03:05:52 UTC+0000
Release date
2025-08-14 02:55:47 UTC+0000
UTC Start
2025-08-14 02:55:47.844
UTC End
2025-08-14 02:56:47.852
MJD Start
60901.12208153
MJD End
60901.12277606704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.006958
Ambient temperature (°C)
14.39
Seeing (arcsec)
0.735
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 117.8740 117.7440 244.2000 244.2000
K0-D0 90.1870 90.0470 255.1000 255.2000
K0-J3 52.1140 52.0880 344.5990 344.7450
B2-D0 33.9340 33.9340 34.0000 34.0000
B2-J3 137.2010 137.1690 42.2810 42.3100
D0-J3 103.7370 103.7030 44.9850 45.0090
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 60901.12208153
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 117.874
HIERARCH ESO ISS PBL12 END 117.744
HIERARCH ESO ISS PBLA12 START 244.2
HIERARCH ESO ISS PBLA12 END 244.2
HIERARCH ESO ISS PBL13 START 90.187
HIERARCH ESO ISS PBL13 END 90.047
HIERARCH ESO ISS PBLA13 START 255.1
HIERARCH ESO ISS PBLA13 END 255.2
HIERARCH ESO ISS PBL14 START 52.114
HIERARCH ESO ISS PBL14 END 52.088
HIERARCH ESO ISS PBLA14 START 344.599
HIERARCH ESO ISS PBLA14 END 344.745
HIERARCH ESO ISS PBL23 START 33.934
HIERARCH ESO ISS PBL23 END 33.934
HIERARCH ESO ISS PBLA23 START 34.0
HIERARCH ESO ISS PBLA23 END 34.0
HIERARCH ESO ISS PBL24 START 137.201
HIERARCH ESO ISS PBL24 END 137.169
HIERARCH ESO ISS PBLA24 START 42.281
HIERARCH ESO ISS PBLA24 END 42.31
HIERARCH ESO ISS PBL34 START 103.737
HIERARCH ESO ISS PBL34 END 103.703
HIERARCH ESO ISS PBLA34 START 44.985
HIERARCH ESO ISS PBLA34 END 45.009
HIERARCH ESO ISS AMBI TAU0 START 0.006958
HIERARCH ESO ISS AMBI TAU0 END 0.006958
HIERARCH ESO ISS AMBI TEMP 14.39
HIERARCH ESO ISS AMBI FWHM START 0.71
HIERARCH ESO ISS AMBI FWHM END 0.76