Exposure
ID
MATIS.2025-06-23T03:54:30.765_1
Header ID
MATIS.2025-06-23T03:54:30.765
Date updated
2025-06-23 04:01:08 UTC+0000
Release date
2025-06-23 03:54:30 UTC+0000
UTC Start
2025-06-23 03:54:30.765
UTC End
2025-06-23 03:55:30.773
MJD Start
60849.16285608
MJD End
60849.16355061704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.004149
Ambient temperature (°C)
11.5
Seeing (arcsec)
0.47
Observation
ID
68185
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
50685
Name
del Sgr
RA
275.248725
DEC
-29.82826
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 66.3520 66.4150 263.6000 263.7000
K0-D0 94.2240 94.2860 242.7000 242.9000
K0-J3 55.4120 55.4360 326.5890 326.6810
G2-D0 39.9440 39.9470 206.5000 206.6000
G2-J3 64.3100 64.3210 33.4220 33.5660
D0-J3 104.0730 104.0870 30.7670 30.9080
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 60849.16285608
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME del Sgr
RA 275.248725
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 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 66.352
HIERARCH ESO ISS PBL12 END 66.415
HIERARCH ESO ISS PBLA12 START 263.6
HIERARCH ESO ISS PBLA12 END 263.7
HIERARCH ESO ISS PBL13 START 94.224
HIERARCH ESO ISS PBL13 END 94.286
HIERARCH ESO ISS PBLA13 START 242.7
HIERARCH ESO ISS PBLA13 END 242.9
HIERARCH ESO ISS PBL14 START 55.412
HIERARCH ESO ISS PBL14 END 55.436
HIERARCH ESO ISS PBLA14 START 326.589
HIERARCH ESO ISS PBLA14 END 326.681
HIERARCH ESO ISS PBL23 START 39.944
HIERARCH ESO ISS PBL23 END 39.947
HIERARCH ESO ISS PBLA23 START 206.5
HIERARCH ESO ISS PBLA23 END 206.6
HIERARCH ESO ISS PBL24 START 64.31
HIERARCH ESO ISS PBL24 END 64.321
HIERARCH ESO ISS PBLA24 START 33.422
HIERARCH ESO ISS PBLA24 END 33.566
HIERARCH ESO ISS PBL34 START 104.073
HIERARCH ESO ISS PBL34 END 104.087
HIERARCH ESO ISS PBLA34 START 30.767
HIERARCH ESO ISS PBLA34 END 30.908
HIERARCH ESO ISS AMBI TAU0 START 0.004168
HIERARCH ESO ISS AMBI TAU0 END 0.00413
HIERARCH ESO ISS AMBI TEMP 11.5
HIERARCH ESO ISS AMBI FWHM START 0.47
HIERARCH ESO ISS AMBI FWHM END 0.47