Exposure
ID
MATIS.2025-07-25T04:58:04.125_1
Header ID
MATIS.2025-07-25T04:58:04.125
Date updated
2025-07-25 05:05:46 UTC+0000
Release date
2025-07-25 04:58:04 UTC+0000
UTC Start
2025-07-25 04:58:04.125
UTC End
2025-07-25 04:59:04.133
MJD Start
60881.20699219
MJD End
60881.20768672704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.003763
Ambient temperature (°C)
12.32
Seeing (arcsec)
0.605
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 21.9220 21.9040 160.8000 161.0000
A0-D0 27.5920 27.5230 75.7000 75.7000
A0-C1 17.9130 17.8670 130.0950 130.2630
B2-D0 33.7440 33.7350 35.4000 35.4000
B2-C1 11.2410 11.2380 35.3560 35.3760
D0-C1 22.5030 22.4970 215.4060 215.4270
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 60881.20699219
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 21.922
HIERARCH ESO ISS PBL12 END 21.904
HIERARCH ESO ISS PBLA12 START 160.8
HIERARCH ESO ISS PBLA12 END 161.0
HIERARCH ESO ISS PBL13 START 27.592
HIERARCH ESO ISS PBL13 END 27.523
HIERARCH ESO ISS PBLA13 START 75.7
HIERARCH ESO ISS PBLA13 END 75.7
HIERARCH ESO ISS PBL14 START 17.913
HIERARCH ESO ISS PBL14 END 17.867
HIERARCH ESO ISS PBLA14 START 130.095
HIERARCH ESO ISS PBLA14 END 130.263
HIERARCH ESO ISS PBL23 START 33.744
HIERARCH ESO ISS PBL23 END 33.735
HIERARCH ESO ISS PBLA23 START 35.4
HIERARCH ESO ISS PBLA23 END 35.4
HIERARCH ESO ISS PBL24 START 11.241
HIERARCH ESO ISS PBL24 END 11.238
HIERARCH ESO ISS PBLA24 START 35.356
HIERARCH ESO ISS PBLA24 END 35.376
HIERARCH ESO ISS PBL34 START 22.503
HIERARCH ESO ISS PBL34 END 22.497
HIERARCH ESO ISS PBLA34 START 215.406
HIERARCH ESO ISS PBLA34 END 215.427
HIERARCH ESO ISS AMBI TAU0 START 0.003763
HIERARCH ESO ISS AMBI TAU0 END 0.003763
HIERARCH ESO ISS AMBI TEMP 12.32
HIERARCH ESO ISS AMBI FWHM START 0.67
HIERARCH ESO ISS AMBI FWHM END 0.54