Exposure
ID
MATIS.2025-06-27T04:44:14.753_1
Header ID
MATIS.2025-06-27T04:44:14.753
Date updated
2025-06-27 04:55:58 UTC+0000
Release date
2025-06-27 04:44:14 UTC+0000
UTC Start
2025-06-27 04:44:14.753
UTC End
2025-06-27 04:45:14.761
MJD Start
60853.19739297
MJD End
60853.198087507044
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.002027
Ambient temperature (°C)
5.67
Seeing (arcsec)
0.855
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 24.3910 24.3740 143.8000 143.9000
A0-D0 32.0000 31.9970 72.7000 72.8000
A0-C1 22.1400 22.1220 116.7300 116.7970
B2-D0 33.3650 33.3780 29.0000 29.0000
B2-C1 11.1140 11.1180 28.9130 28.9970
D0-C1 22.2510 22.2600 208.9760 209.0600
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 60853.19739297
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 24.391
HIERARCH ESO ISS PBL12 END 24.374
HIERARCH ESO ISS PBLA12 START 143.8
HIERARCH ESO ISS PBLA12 END 143.9
HIERARCH ESO ISS PBL13 START 32.0
HIERARCH ESO ISS PBL13 END 31.997
HIERARCH ESO ISS PBLA13 START 72.7
HIERARCH ESO ISS PBLA13 END 72.8
HIERARCH ESO ISS PBL14 START 22.14
HIERARCH ESO ISS PBL14 END 22.122
HIERARCH ESO ISS PBLA14 START 116.73
HIERARCH ESO ISS PBLA14 END 116.797
HIERARCH ESO ISS PBL23 START 33.365
HIERARCH ESO ISS PBL23 END 33.378
HIERARCH ESO ISS PBLA23 START 29.0
HIERARCH ESO ISS PBLA23 END 29.0
HIERARCH ESO ISS PBL24 START 11.114
HIERARCH ESO ISS PBL24 END 11.118
HIERARCH ESO ISS PBLA24 START 28.913
HIERARCH ESO ISS PBLA24 END 28.997
HIERARCH ESO ISS PBL34 START 22.251
HIERARCH ESO ISS PBL34 END 22.26
HIERARCH ESO ISS PBLA34 START 208.976
HIERARCH ESO ISS PBLA34 END 209.06
HIERARCH ESO ISS AMBI TAU0 START 0.002027
HIERARCH ESO ISS AMBI TAU0 END 0.002027
HIERARCH ESO ISS AMBI TEMP 5.67
HIERARCH ESO ISS AMBI FWHM START 0.81
HIERARCH ESO ISS AMBI FWHM END 0.9