Exposure
ID
MATIS.2025-09-24T00:04:38.256_1
Header ID
MATIS.2025-09-24T00:04:38.256
Date updated
2025-09-24 00:11:02 UTC+0000
Release date
2025-09-24 00:04:38 UTC+0000
UTC Start
2025-09-24 00:04:38.256
UTC End
2025-09-24 00:05:38.264
MJD Start
60942.00322055
MJD End
60942.00391508704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.008101
Ambient temperature (°C)
15.49
Seeing (arcsec)
0.62
Observation
ID
70484
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
52266
Name
eps Sgr
RA
276.041372
DEC
-34.38533
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 89.6120 89.5730 125.8000 125.9000
A0-J2 125.5520 125.4420 102.9000 103.0000
A0-K0 122.3560 122.2200 80.5110 80.6410
G1-J2 55.4000 55.3410 63.8000 63.9000
G1-K0 87.0140 86.9630 33.4770 33.5670
J2-K0 48.1590 48.1600 357.9570 358.0680
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 60942.00322055
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME eps Sgr
RA 276.041372
DEC -34.38533
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 89.612
HIERARCH ESO ISS PBL12 END 89.573
HIERARCH ESO ISS PBLA12 START 125.8
HIERARCH ESO ISS PBLA12 END 125.9
HIERARCH ESO ISS PBL13 START 125.552
HIERARCH ESO ISS PBL13 END 125.442
HIERARCH ESO ISS PBLA13 START 102.9
HIERARCH ESO ISS PBLA13 END 103.0
HIERARCH ESO ISS PBL14 START 122.356
HIERARCH ESO ISS PBL14 END 122.22
HIERARCH ESO ISS PBLA14 START 80.511
HIERARCH ESO ISS PBLA14 END 80.641
HIERARCH ESO ISS PBL23 START 55.4
HIERARCH ESO ISS PBL23 END 55.341
HIERARCH ESO ISS PBLA23 START 63.8
HIERARCH ESO ISS PBLA23 END 63.9
HIERARCH ESO ISS PBL24 START 87.014
HIERARCH ESO ISS PBL24 END 86.963
HIERARCH ESO ISS PBLA24 START 33.477
HIERARCH ESO ISS PBLA24 END 33.567
HIERARCH ESO ISS PBL34 START 48.159
HIERARCH ESO ISS PBL34 END 48.16
HIERARCH ESO ISS PBLA34 START 357.957
HIERARCH ESO ISS PBLA34 END 358.068
HIERARCH ESO ISS AMBI TAU0 START 0.008101
HIERARCH ESO ISS AMBI TAU0 END 0.008101
HIERARCH ESO ISS AMBI TEMP 15.49
HIERARCH ESO ISS AMBI FWHM START 0.63
HIERARCH ESO ISS AMBI FWHM END 0.61