Exposure
ID
MATIS.2025-07-25T05:09:10.240_1
Header ID
MATIS.2025-07-25T05:09:10.240
Date updated
2025-07-25 05:15:47 UTC+0000
Release date
2025-07-25 05:09:10 UTC+0000
UTC Start
2025-07-25 05:09:10.240
UTC End
2025-07-25 05:10:10.248
MJD Start
60881.21470185
MJD End
60881.215396387044
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.003696
Ambient temperature (°C)
12.43
Seeing (arcsec)
0.515
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 21.7300 21.7140 162.8000 163.0000
A0-D0 26.8100 26.7360 75.8000 75.8000
A0-C1 17.4020 17.3560 132.0100 132.1900
B2-D0 33.6310 33.6200 35.6000 35.6000
B2-C1 11.2040 11.2000 35.5600 35.5760
D0-C1 22.4280 22.4200 215.6090 215.6250
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 60881.21470185
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 21.73
HIERARCH ESO ISS PBL12 END 21.714
HIERARCH ESO ISS PBLA12 START 162.8
HIERARCH ESO ISS PBLA12 END 163.0
HIERARCH ESO ISS PBL13 START 26.81
HIERARCH ESO ISS PBL13 END 26.736
HIERARCH ESO ISS PBLA13 START 75.8
HIERARCH ESO ISS PBLA13 END 75.8
HIERARCH ESO ISS PBL14 START 17.402
HIERARCH ESO ISS PBL14 END 17.356
HIERARCH ESO ISS PBLA14 START 132.01
HIERARCH ESO ISS PBLA14 END 132.19
HIERARCH ESO ISS PBL23 START 33.631
HIERARCH ESO ISS PBL23 END 33.62
HIERARCH ESO ISS PBLA23 START 35.6
HIERARCH ESO ISS PBLA23 END 35.6
HIERARCH ESO ISS PBL24 START 11.204
HIERARCH ESO ISS PBL24 END 11.2
HIERARCH ESO ISS PBLA24 START 35.56
HIERARCH ESO ISS PBLA24 END 35.576
HIERARCH ESO ISS PBL34 START 22.428
HIERARCH ESO ISS PBL34 END 22.42
HIERARCH ESO ISS PBLA34 START 215.609
HIERARCH ESO ISS PBLA34 END 215.625
HIERARCH ESO ISS AMBI TAU0 START 0.0037
HIERARCH ESO ISS AMBI TAU0 END 0.003692
HIERARCH ESO ISS AMBI TEMP 12.43
HIERARCH ESO ISS AMBI FWHM START 0.51
HIERARCH ESO ISS AMBI FWHM END 0.52