Exposure
ID
MATIS.2025-06-21T07:25:39.361_1
Header ID
MATIS.2025-06-21T07:25:39.361
Date updated
2025-06-21 07:35:41 UTC+0000
Release date
2026-06-21 07:35:41 UTC+0000
UTC Start
2025-06-21 07:25:39.361
UTC End
2025-06-21 07:26:39.369
MJD Start
60847.30948334
MJD End
60847.31017787704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.003265
Ambient temperature (°C)
11.39
Seeing (arcsec)
0.565
Observation
ID
68183
Category
science
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
50684
Name
V VX Sgr
RA
272.016859
DEC
-22.22406
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
K0 G2 D0 J3
Projected baselines
Baseline Length start Length end Angle start Angle end
K0-G2 56.0160 55.8630 288.6000 288.7000
K0-D0 79.7410 79.5220 263.6000 263.7000
K0-J3 55.1160 55.1090 352.5100 352.6600
G2-D0 37.3610 37.3190 224.4000 224.5000
G2-J3 58.8370 58.7510 51.2950 51.3250
D0-J3 96.0340 95.9070 48.6320 48.6620
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.27VC.005
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 60847.30948334
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME V VX Sgr
RA 272.016859
DEC -22.22406
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 K0
HIERARCH ESO ISS CONF STATION2 G2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 J3
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 56.016
HIERARCH ESO ISS PBL12 END 55.863
HIERARCH ESO ISS PBLA12 START 288.6
HIERARCH ESO ISS PBLA12 END 288.7
HIERARCH ESO ISS PBL13 START 79.741
HIERARCH ESO ISS PBL13 END 79.522
HIERARCH ESO ISS PBLA13 START 263.6
HIERARCH ESO ISS PBLA13 END 263.7
HIERARCH ESO ISS PBL14 START 55.116
HIERARCH ESO ISS PBL14 END 55.109
HIERARCH ESO ISS PBLA14 START 352.51
HIERARCH ESO ISS PBLA14 END 352.66
HIERARCH ESO ISS PBL23 START 37.361
HIERARCH ESO ISS PBL23 END 37.319
HIERARCH ESO ISS PBLA23 START 224.4
HIERARCH ESO ISS PBLA23 END 224.5
HIERARCH ESO ISS PBL24 START 58.837
HIERARCH ESO ISS PBL24 END 58.751
HIERARCH ESO ISS PBLA24 START 51.295
HIERARCH ESO ISS PBLA24 END 51.325
HIERARCH ESO ISS PBL34 START 96.034
HIERARCH ESO ISS PBL34 END 95.907
HIERARCH ESO ISS PBLA34 START 48.632
HIERARCH ESO ISS PBLA34 END 48.662
HIERARCH ESO ISS AMBI TAU0 START 0.003072
HIERARCH ESO ISS AMBI TAU0 END 0.003458
HIERARCH ESO ISS AMBI TEMP 11.39
HIERARCH ESO ISS AMBI FWHM START 0.58
HIERARCH ESO ISS AMBI FWHM END 0.55