Exposure
ID
MATIS.2025-06-28T04:50:40.416_1
Header ID
MATIS.2025-06-28T04:50:40.416
Date updated
2025-06-28 04:56:22 UTC+0000
Release date
2025-06-28 04:50:40 UTC+0000
UTC Start
2025-06-28 04:50:40.416
UTC End
2025-06-28 04:51:40.424
MJD Start
60854.20185667
MJD End
60854.20255120704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.001894
Ambient temperature (°C)
4.75
Seeing (arcsec)
0.73
Observation
ID
68240
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
50715
Name
nu. Oph
RA
269.755462
DEC
-9.77429
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 24.2080 24.1900 144.9000 145.0000
A0-D0 31.9480 31.9400 73.1000 73.2000
A0-C1 21.9380 21.9160 117.4420 117.5150
B2-D0 33.4930 33.5050 29.8000 29.9000
B2-C1 11.1560 11.1600 29.7450 29.8240
D0-C1 22.3360 22.3440 209.8080 209.8860
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 60854.20185667
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME nu. Oph
RA 269.755462
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 A0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 24.208
HIERARCH ESO ISS PBL12 END 24.19
HIERARCH ESO ISS PBLA12 START 144.9
HIERARCH ESO ISS PBLA12 END 145.0
HIERARCH ESO ISS PBL13 START 31.948
HIERARCH ESO ISS PBL13 END 31.94
HIERARCH ESO ISS PBLA13 START 73.1
HIERARCH ESO ISS PBLA13 END 73.2
HIERARCH ESO ISS PBL14 START 21.938
HIERARCH ESO ISS PBL14 END 21.916
HIERARCH ESO ISS PBLA14 START 117.442
HIERARCH ESO ISS PBLA14 END 117.515
HIERARCH ESO ISS PBL23 START 33.493
HIERARCH ESO ISS PBL23 END 33.505
HIERARCH ESO ISS PBLA23 START 29.8
HIERARCH ESO ISS PBLA23 END 29.9
HIERARCH ESO ISS PBL24 START 11.156
HIERARCH ESO ISS PBL24 END 11.16
HIERARCH ESO ISS PBLA24 START 29.745
HIERARCH ESO ISS PBLA24 END 29.824
HIERARCH ESO ISS PBL34 START 22.336
HIERARCH ESO ISS PBL34 END 22.344
HIERARCH ESO ISS PBLA34 START 209.808
HIERARCH ESO ISS PBLA34 END 209.886
HIERARCH ESO ISS AMBI TAU0 START 0.001907
HIERARCH ESO ISS AMBI TAU0 END 0.001881
HIERARCH ESO ISS AMBI TEMP 4.75
HIERARCH ESO ISS AMBI FWHM START 0.75
HIERARCH ESO ISS AMBI FWHM END 0.71