Exposure
ID
MATIS.2025-08-14T02:56:59.524_1
Header ID
MATIS.2025-08-14T02:56:59.524
Date updated
2025-08-14 03:05:52 UTC+0000
Release date
2025-08-14 02:56:59 UTC+0000
UTC Start
2025-08-14 02:56:59.524
UTC End
2025-08-14 02:57:59.584
MJD Start
60901.12291116
MJD End
60901.12360629888
Exposure time (s)
60.1
Validation level
1
Tau 0: Coherence time (s)
0.006912
Ambient temperature (°C)
14.36
Seeing (arcsec)
0.755
Observation
ID
69983
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
51925
Name
nu. Oph
RA
269.756025
DEC
-9.7743
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
K0 B2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-B2 117.7200 117.5900 244.2000 244.2000
K0-D0 90.0220 89.8820 255.2000 255.2000
K0-J3 52.0840 52.0590 344.7710 344.9150
B2-D0 33.9340 33.9340 34.0000 34.1000
B2-J3 137.1630 137.1290 42.3150 42.3430
D0-J3 103.6970 103.6620 45.0140 45.0380
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 60901.12291116
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME nu. Oph
RA 269.756025
DEC -9.7743
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME LOW
HIERARCH ESO INS DIL ID LOW
HIERARCH ESO INS MODE HYBRID
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 K0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 0.111056
HIERARCH ESO DET SEQ1 PERIOD 0.273
HIERARCH ESO DET NDIT 220
HIERARCH ESO ISS PBL12 START 117.72
HIERARCH ESO ISS PBL12 END 117.59
HIERARCH ESO ISS PBLA12 START 244.2
HIERARCH ESO ISS PBLA12 END 244.2
HIERARCH ESO ISS PBL13 START 90.022
HIERARCH ESO ISS PBL13 END 89.882
HIERARCH ESO ISS PBLA13 START 255.2
HIERARCH ESO ISS PBLA13 END 255.2
HIERARCH ESO ISS PBL14 START 52.084
HIERARCH ESO ISS PBL14 END 52.059
HIERARCH ESO ISS PBLA14 START 344.771
HIERARCH ESO ISS PBLA14 END 344.915
HIERARCH ESO ISS PBL23 START 33.934
HIERARCH ESO ISS PBL23 END 33.934
HIERARCH ESO ISS PBLA23 START 34.0
HIERARCH ESO ISS PBLA23 END 34.1
HIERARCH ESO ISS PBL24 START 137.163
HIERARCH ESO ISS PBL24 END 137.129
HIERARCH ESO ISS PBLA24 START 42.315
HIERARCH ESO ISS PBLA24 END 42.343
HIERARCH ESO ISS PBL34 START 103.697
HIERARCH ESO ISS PBL34 END 103.662
HIERARCH ESO ISS PBLA34 START 45.014
HIERARCH ESO ISS PBLA34 END 45.038
HIERARCH ESO ISS AMBI TAU0 START 0.006958
HIERARCH ESO ISS AMBI TAU0 END 0.006866
HIERARCH ESO ISS AMBI TEMP 14.36
HIERARCH ESO ISS AMBI FWHM START 0.76
HIERARCH ESO ISS AMBI FWHM END 0.75