Exposure
ID
MATIS.2025-08-16T04:14:46.690_1
Header ID
MATIS.2025-08-16T04:14:46.690
Date updated
2025-08-16 04:20:55 UTC+0000
Release date
2025-08-16 04:14:46 UTC+0000
UTC Start
2025-08-16 04:14:46.690
UTC End
2025-08-16 04:15:46.698
MJD Start
60903.17692928
MJD End
60903.17762381704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.002636
Ambient temperature (°C)
9.52
Seeing (arcsec)
0.91
Observation
ID
70030
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
51956
Name
nu. Oph
RA
269.756589
DEC
-9.7743
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 46.3330 46.1150 283.0000 283.1000
K0-D0 72.6780 72.4070 255.7000 255.7000
K0-J3 50.7760 50.7730 358.1320 358.3010
G2-D0 38.0030 37.9660 221.7000 221.7000
G2-J3 59.3290 59.2460 47.1560 47.1250
D0-J3 97.2260 97.1070 45.0170 44.9900
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 60903.17692928
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME nu. Oph
RA 269.756589
DEC -9.7743
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 46.333
HIERARCH ESO ISS PBL12 END 46.115
HIERARCH ESO ISS PBLA12 START 283.0
HIERARCH ESO ISS PBLA12 END 283.1
HIERARCH ESO ISS PBL13 START 72.678
HIERARCH ESO ISS PBL13 END 72.407
HIERARCH ESO ISS PBLA13 START 255.7
HIERARCH ESO ISS PBLA13 END 255.7
HIERARCH ESO ISS PBL14 START 50.776
HIERARCH ESO ISS PBL14 END 50.773
HIERARCH ESO ISS PBLA14 START 358.132
HIERARCH ESO ISS PBLA14 END 358.301
HIERARCH ESO ISS PBL23 START 38.003
HIERARCH ESO ISS PBL23 END 37.966
HIERARCH ESO ISS PBLA23 START 221.7
HIERARCH ESO ISS PBLA23 END 221.7
HIERARCH ESO ISS PBL24 START 59.329
HIERARCH ESO ISS PBL24 END 59.246
HIERARCH ESO ISS PBLA24 START 47.156
HIERARCH ESO ISS PBLA24 END 47.125
HIERARCH ESO ISS PBL34 START 97.226
HIERARCH ESO ISS PBL34 END 97.107
HIERARCH ESO ISS PBLA34 START 45.017
HIERARCH ESO ISS PBLA34 END 44.99
HIERARCH ESO ISS AMBI TAU0 START 0.002636
HIERARCH ESO ISS AMBI TAU0 END 0.002636
HIERARCH ESO ISS AMBI TEMP 9.52
HIERARCH ESO ISS AMBI FWHM START 0.91
HIERARCH ESO ISS AMBI FWHM END 0.91