Exposure
ID
MATIS.2025-07-25T06:12:55.106_1
Header ID
MATIS.2025-07-25T06:12:55.106
Date updated
2025-07-25 06:20:56 UTC+0000
Release date
2025-07-25 06:12:55 UTC+0000
UTC Start
2025-07-25 06:12:55.106
UTC End
2025-07-25 06:13:55.114
MJD Start
60881.25897113
MJD End
60881.25966566704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.0032895
Ambient temperature (°C)
12.0
Seeing (arcsec)
0.5800000000000001
Observation
ID
68971
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
51196
Name
del Sgr
RA
275.247446
DEC
-29.82826
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 24.6180 24.6150 172.1000 172.3000
A0-D0 22.7340 22.6460 95.1000 95.2000
A0-C1 19.5490 19.5270 149.9690 150.2110
B2-D0 29.5420 29.4990 40.8000 40.8000
B2-C1 9.8430 9.8290 40.7140 40.7460
D0-C1 19.6990 19.6710 220.7730 220.8060
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 60881.25897113
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.247446
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 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2308
HIERARCH ESO ISS PBL12 START 24.618
HIERARCH ESO ISS PBL12 END 24.615
HIERARCH ESO ISS PBLA12 START 172.1
HIERARCH ESO ISS PBLA12 END 172.3
HIERARCH ESO ISS PBL13 START 22.734
HIERARCH ESO ISS PBL13 END 22.646
HIERARCH ESO ISS PBLA13 START 95.1
HIERARCH ESO ISS PBLA13 END 95.2
HIERARCH ESO ISS PBL14 START 19.549
HIERARCH ESO ISS PBL14 END 19.527
HIERARCH ESO ISS PBLA14 START 149.969
HIERARCH ESO ISS PBLA14 END 150.211
HIERARCH ESO ISS PBL23 START 29.542
HIERARCH ESO ISS PBL23 END 29.499
HIERARCH ESO ISS PBLA23 START 40.8
HIERARCH ESO ISS PBLA23 END 40.8
HIERARCH ESO ISS PBL24 START 9.843
HIERARCH ESO ISS PBL24 END 9.829
HIERARCH ESO ISS PBLA24 START 40.714
HIERARCH ESO ISS PBLA24 END 40.746
HIERARCH ESO ISS PBL34 START 19.699
HIERARCH ESO ISS PBL34 END 19.671
HIERARCH ESO ISS PBLA34 START 220.773
HIERARCH ESO ISS PBLA34 END 220.806
HIERARCH ESO ISS AMBI TAU0 START 0.003793
HIERARCH ESO ISS AMBI TAU0 END 0.002786
HIERARCH ESO ISS AMBI TEMP 12.0
HIERARCH ESO ISS AMBI FWHM START 0.56
HIERARCH ESO ISS AMBI FWHM END 0.6