Exposure
ID
MATIS.2025-08-14T02:53:15.365_1
Header ID
MATIS.2025-08-14T02:53:15.365
Date updated
2025-08-14 03:05:52 UTC+0000
Release date
2025-08-14 02:53:15 UTC+0000
UTC Start
2025-08-14 02:53:15.365
UTC End
2025-08-14 02:54:15.373
MJD Start
60901.12031673
MJD End
60901.12101126704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.006336
Ambient temperature (°C)
14.39
Seeing (arcsec)
1.085
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 118.1910 118.0650 244.2000 244.2000
K0-D0 90.5280 90.3930 255.1000 255.1000
K0-J3 52.1780 52.1520 344.2380 344.3830
B2-D0 33.9330 33.9340 33.9000 33.9000
B2-J3 137.2770 137.2480 42.2080 42.2380
D0-J3 103.8180 103.7860 44.9220 44.9470
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 60901.12031673
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 118.191
HIERARCH ESO ISS PBL12 END 118.065
HIERARCH ESO ISS PBLA12 START 244.2
HIERARCH ESO ISS PBLA12 END 244.2
HIERARCH ESO ISS PBL13 START 90.528
HIERARCH ESO ISS PBL13 END 90.393
HIERARCH ESO ISS PBLA13 START 255.1
HIERARCH ESO ISS PBLA13 END 255.1
HIERARCH ESO ISS PBL14 START 52.178
HIERARCH ESO ISS PBL14 END 52.152
HIERARCH ESO ISS PBLA14 START 344.238
HIERARCH ESO ISS PBLA14 END 344.383
HIERARCH ESO ISS PBL23 START 33.933
HIERARCH ESO ISS PBL23 END 33.934
HIERARCH ESO ISS PBLA23 START 33.9
HIERARCH ESO ISS PBLA23 END 33.9
HIERARCH ESO ISS PBL24 START 137.277
HIERARCH ESO ISS PBL24 END 137.248
HIERARCH ESO ISS PBLA24 START 42.208
HIERARCH ESO ISS PBLA24 END 42.238
HIERARCH ESO ISS PBL34 START 103.818
HIERARCH ESO ISS PBL34 END 103.786
HIERARCH ESO ISS PBLA34 START 44.922
HIERARCH ESO ISS PBLA34 END 44.947
HIERARCH ESO ISS AMBI TAU0 START 0.007326
HIERARCH ESO ISS AMBI TAU0 END 0.005346
HIERARCH ESO ISS AMBI TEMP 14.39
HIERARCH ESO ISS AMBI FWHM START 1.02
HIERARCH ESO ISS AMBI FWHM END 1.15