Exposure
ID
MATIS.2025-06-23T04:27:27.039_1
Header ID
MATIS.2025-06-23T04:27:27.039
Date updated
2025-06-23 04:35:53 UTC+0000
Release date
2025-06-23 04:27:27 UTC+0000
UTC Start
2025-06-23 04:27:27.039
UTC End
2025-06-23 04:28:27.047
MJD Start
60849.18572962
MJD End
60849.186424157044
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0068405
Ambient temperature (°C)
11.24
Seeing (arcsec)
0.435
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 68.3200 68.3280 271.2000 271.2000
K0-D0 95.3220 95.3680 251.2000 251.2000
K0-J3 55.2800 55.2550 331.3640 331.4480
G2-D0 38.8990 38.9220 214.3000 214.4000
G2-J3 62.9900 63.0300 41.5920 41.6690
D0-J3 101.6950 101.7580 38.8160 38.8960
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 60849.18572962
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 68.32
HIERARCH ESO ISS PBL12 END 68.328
HIERARCH ESO ISS PBLA12 START 271.2
HIERARCH ESO ISS PBLA12 END 271.2
HIERARCH ESO ISS PBL13 START 95.322
HIERARCH ESO ISS PBL13 END 95.368
HIERARCH ESO ISS PBLA13 START 251.2
HIERARCH ESO ISS PBLA13 END 251.2
HIERARCH ESO ISS PBL14 START 55.28
HIERARCH ESO ISS PBL14 END 55.255
HIERARCH ESO ISS PBLA14 START 331.364
HIERARCH ESO ISS PBLA14 END 331.448
HIERARCH ESO ISS PBL23 START 38.899
HIERARCH ESO ISS PBL23 END 38.922
HIERARCH ESO ISS PBLA23 START 214.3
HIERARCH ESO ISS PBLA23 END 214.4
HIERARCH ESO ISS PBL24 START 62.99
HIERARCH ESO ISS PBL24 END 63.03
HIERARCH ESO ISS PBLA24 START 41.592
HIERARCH ESO ISS PBLA24 END 41.669
HIERARCH ESO ISS PBL34 START 101.695
HIERARCH ESO ISS PBL34 END 101.758
HIERARCH ESO ISS PBLA34 START 38.816
HIERARCH ESO ISS PBLA34 END 38.896
HIERARCH ESO ISS AMBI TAU0 START 0.006708
HIERARCH ESO ISS AMBI TAU0 END 0.006973
HIERARCH ESO ISS AMBI TEMP 11.24
HIERARCH ESO ISS AMBI FWHM START 0.45
HIERARCH ESO ISS AMBI FWHM END 0.42