Exposure
ID
MATIS.2025-06-27T23:56:27.997_1
Header ID
MATIS.2025-06-27T23:56:27.997
Date updated
2025-06-28 00:06:51 UTC+0000
Release date
2025-06-27 23:56:27 UTC+0000
UTC Start
2025-06-27 23:56:27.997
UTC End
2025-06-27 23:57:28.005
MJD Start
60853.99754626
MJD End
60853.99824079704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0028174999999999997
Ambient temperature (°C)
7.06
Seeing (arcsec)
0.5700000000000001
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 21.4850 21.5240 139.1000 139.0000
A0-D0 16.8100 16.8730 31.7000 32.1000
A0-C1 13.7410 13.8120 116.1750 116.0740
B2-D0 30.9670 30.9570 350.3000 350.4000
B2-C1 10.3180 10.3150 350.2390 350.3930
D0-C1 20.6490 20.6420 170.2730 170.4280
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 60853.99754626
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 21.485
HIERARCH ESO ISS PBL12 END 21.524
HIERARCH ESO ISS PBLA12 START 139.1
HIERARCH ESO ISS PBLA12 END 139.0
HIERARCH ESO ISS PBL13 START 16.81
HIERARCH ESO ISS PBL13 END 16.873
HIERARCH ESO ISS PBLA13 START 31.7
HIERARCH ESO ISS PBLA13 END 32.1
HIERARCH ESO ISS PBL14 START 13.741
HIERARCH ESO ISS PBL14 END 13.812
HIERARCH ESO ISS PBLA14 START 116.175
HIERARCH ESO ISS PBLA14 END 116.074
HIERARCH ESO ISS PBL23 START 30.967
HIERARCH ESO ISS PBL23 END 30.957
HIERARCH ESO ISS PBLA23 START 350.3
HIERARCH ESO ISS PBLA23 END 350.4
HIERARCH ESO ISS PBL24 START 10.318
HIERARCH ESO ISS PBL24 END 10.315
HIERARCH ESO ISS PBLA24 START 350.239
HIERARCH ESO ISS PBLA24 END 350.393
HIERARCH ESO ISS PBL34 START 20.649
HIERARCH ESO ISS PBL34 END 20.642
HIERARCH ESO ISS PBLA34 START 170.273
HIERARCH ESO ISS PBLA34 END 170.428
HIERARCH ESO ISS AMBI TAU0 START 0.002897
HIERARCH ESO ISS AMBI TAU0 END 0.002738
HIERARCH ESO ISS AMBI TEMP 7.06
HIERARCH ESO ISS AMBI FWHM START 0.56
HIERARCH ESO ISS AMBI FWHM END 0.58