Exposure
ID
MATIS.2025-06-18T03:38:36.644_1
Header ID
MATIS.2025-06-18T03:38:36.644
Date updated
2025-06-18 03:45:44 UTC+0000
Release date
2025-06-18 03:38:36 UTC+0000
UTC Start
2025-06-18 03:38:36.644
UTC End
2025-06-18 03:39:36.652
MJD Start
60844.15181301
MJD End
60844.15250754704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0031125
Ambient temperature (°C)
7.06
Seeing (arcsec)
0.7150000000000001
Observation
ID
68118
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
50632
Name
eps Sgr
RA
276.041375
DEC
-34.38532
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 82.5850 82.7170 102.9000 103.0000
A0-J2 120.2760 120.4450 77.8000 78.0000
A0-K0 123.1940 123.2990 55.6220 55.7990
G1-J2 57.3200 57.3440 40.3000 40.5000
G1-K0 90.4530 90.4510 13.5320 13.6710
J2-K0 46.9880 47.0040 340.2260 340.3170
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 60844.15181301
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME eps Sgr
RA 276.041375
DEC -34.38532
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 82.585
HIERARCH ESO ISS PBL12 END 82.717
HIERARCH ESO ISS PBLA12 START 102.9
HIERARCH ESO ISS PBLA12 END 103.0
HIERARCH ESO ISS PBL13 START 120.276
HIERARCH ESO ISS PBL13 END 120.445
HIERARCH ESO ISS PBLA13 START 77.8
HIERARCH ESO ISS PBLA13 END 78.0
HIERARCH ESO ISS PBL14 START 123.194
HIERARCH ESO ISS PBL14 END 123.299
HIERARCH ESO ISS PBLA14 START 55.622
HIERARCH ESO ISS PBLA14 END 55.799
HIERARCH ESO ISS PBL23 START 57.32
HIERARCH ESO ISS PBL23 END 57.344
HIERARCH ESO ISS PBLA23 START 40.3
HIERARCH ESO ISS PBLA23 END 40.5
HIERARCH ESO ISS PBL24 START 90.453
HIERARCH ESO ISS PBL24 END 90.451
HIERARCH ESO ISS PBLA24 START 13.532
HIERARCH ESO ISS PBLA24 END 13.671
HIERARCH ESO ISS PBL34 START 46.988
HIERARCH ESO ISS PBL34 END 47.004
HIERARCH ESO ISS PBLA34 START 340.226
HIERARCH ESO ISS PBLA34 END 340.317
HIERARCH ESO ISS AMBI TAU0 START 0.003197
HIERARCH ESO ISS AMBI TAU0 END 0.003028
HIERARCH ESO ISS AMBI TEMP 7.06
HIERARCH ESO ISS AMBI FWHM START 0.67
HIERARCH ESO ISS AMBI FWHM END 0.76