Exposure
ID
MATIS.2025-06-23T04:36:08.240_1
Header ID
MATIS.2025-06-23T04:36:08.240
Date updated
2025-06-23 04:45:47 UTC+0000
Release date
2025-06-23 04:36:08 UTC+0000
UTC Start
2025-06-23 04:36:08.240
UTC End
2025-06-23 04:37:08.248
MJD Start
60849.19176204
MJD End
60849.19245657704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.00617
Ambient temperature (°C)
11.09
Seeing (arcsec)
0.42
Observation
ID
68181
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
50683
Name
nu. Oph
RA
269.756589
DEC
-9.77429
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 68.3450 68.3410 271.6000 271.6000
K0-D0 95.6600 95.6920 251.6000 251.7000
K0-J3 55.0590 55.0320 332.1620 332.2500
G2-D0 39.0880 39.1090 215.1000 215.2000
G2-J3 63.3180 63.3540 42.2950 42.3660
D0-J3 102.2150 102.2730 39.5460 39.6210
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 60849.19176204
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME nu. Oph
RA 269.756589
DEC -9.77429
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 G2
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 68.345
HIERARCH ESO ISS PBL12 END 68.341
HIERARCH ESO ISS PBLA12 START 271.6
HIERARCH ESO ISS PBLA12 END 271.6
HIERARCH ESO ISS PBL13 START 95.66
HIERARCH ESO ISS PBL13 END 95.692
HIERARCH ESO ISS PBLA13 START 251.6
HIERARCH ESO ISS PBLA13 END 251.7
HIERARCH ESO ISS PBL14 START 55.059
HIERARCH ESO ISS PBL14 END 55.032
HIERARCH ESO ISS PBLA14 START 332.162
HIERARCH ESO ISS PBLA14 END 332.25
HIERARCH ESO ISS PBL23 START 39.088
HIERARCH ESO ISS PBL23 END 39.109
HIERARCH ESO ISS PBLA23 START 215.1
HIERARCH ESO ISS PBLA23 END 215.2
HIERARCH ESO ISS PBL24 START 63.318
HIERARCH ESO ISS PBL24 END 63.354
HIERARCH ESO ISS PBLA24 START 42.295
HIERARCH ESO ISS PBLA24 END 42.366
HIERARCH ESO ISS PBL34 START 102.215
HIERARCH ESO ISS PBL34 END 102.273
HIERARCH ESO ISS PBLA34 START 39.546
HIERARCH ESO ISS PBLA34 END 39.621
HIERARCH ESO ISS AMBI TAU0 START 0.006163
HIERARCH ESO ISS AMBI TAU0 END 0.006177
HIERARCH ESO ISS AMBI TEMP 11.09
HIERARCH ESO ISS AMBI FWHM START 0.43
HIERARCH ESO ISS AMBI FWHM END 0.41