Exposure
ID
MATIS.2025-09-24T00:35:40.813_1
Header ID
MATIS.2025-09-24T00:35:40.813
Date updated
2025-09-24 00:45:44 UTC+0000
Release date
2025-09-24 00:35:40 UTC+0000
UTC Start
2025-09-24 00:35:40.813
UTC End
2025-09-24 00:36:40.821
MJD Start
60942.02477793
MJD End
60942.02547246704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.007522
Ambient temperature (°C)
15.54
Seeing (arcsec)
0.525
Observation
ID
70486
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
52267
Name
del Sgr
RA
275.247447
DEC
-29.82826
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 86.7350 86.6590 130.6000 130.7000
A0-J2 119.9010 119.7220 106.6000 106.8000
A0-K0 117.2690 117.0720 83.0290 83.1450
G1-J2 53.7630 53.6840 65.7000 65.8000
G1-K0 86.8470 86.7890 35.5690 35.6450
J2-K0 48.5550 48.5540 1.7830 1.8970
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 60942.02477793
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.247447
DEC -29.82826
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 86.735
HIERARCH ESO ISS PBL12 END 86.659
HIERARCH ESO ISS PBLA12 START 130.6
HIERARCH ESO ISS PBLA12 END 130.7
HIERARCH ESO ISS PBL13 START 119.901
HIERARCH ESO ISS PBL13 END 119.722
HIERARCH ESO ISS PBLA13 START 106.6
HIERARCH ESO ISS PBLA13 END 106.8
HIERARCH ESO ISS PBL14 START 117.269
HIERARCH ESO ISS PBL14 END 117.072
HIERARCH ESO ISS PBLA14 START 83.029
HIERARCH ESO ISS PBLA14 END 83.145
HIERARCH ESO ISS PBL23 START 53.763
HIERARCH ESO ISS PBL23 END 53.684
HIERARCH ESO ISS PBLA23 START 65.7
HIERARCH ESO ISS PBLA23 END 65.8
HIERARCH ESO ISS PBL24 START 86.847
HIERARCH ESO ISS PBL24 END 86.789
HIERARCH ESO ISS PBLA24 START 35.569
HIERARCH ESO ISS PBLA24 END 35.645
HIERARCH ESO ISS PBL34 START 48.555
HIERARCH ESO ISS PBL34 END 48.554
HIERARCH ESO ISS PBLA34 START 1.783
HIERARCH ESO ISS PBLA34 END 1.897
HIERARCH ESO ISS AMBI TAU0 START 0.007522
HIERARCH ESO ISS AMBI TAU0 END 0.007522
HIERARCH ESO ISS AMBI TEMP 15.54
HIERARCH ESO ISS AMBI FWHM START 0.61
HIERARCH ESO ISS AMBI FWHM END 0.44