Exposure
ID
MATIS.2025-07-16T04:46:10.515_1
Header ID
MATIS.2025-07-16T04:46:10.515
Date updated
2025-07-16 04:55:57 UTC+0000
Release date
2025-07-16 04:46:10 UTC+0000
UTC Start
2025-07-16 04:46:10.515
UTC End
2025-07-16 04:47:10.523
MJD Start
60872.19873281
MJD End
60872.19942734704
Exposure time (s)
60.0
Validation level
1
Tau 0: Coherence time (s)
0.00446
Ambient temperature (°C)
11.96
Seeing (arcsec)
0.6799999999999999
Observation
ID
68814
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 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 88.3990 88.3390 126.6000 126.8000
A0-J2 123.7820 123.6420 103.0000 103.2000
A0-K0 121.5220 121.3690 80.2390 80.3560
G1-J2 55.4670 55.4050 63.5000 63.6000
G1-K0 88.0790 88.0350 33.6500 33.7350
J2-K0 48.5570 48.5570 359.0290 359.1440
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 60872.19873281
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 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 88.399
HIERARCH ESO ISS PBL12 END 88.339
HIERARCH ESO ISS PBLA12 START 126.6
HIERARCH ESO ISS PBLA12 END 126.8
HIERARCH ESO ISS PBL13 START 123.782
HIERARCH ESO ISS PBL13 END 123.642
HIERARCH ESO ISS PBLA13 START 103.0
HIERARCH ESO ISS PBLA13 END 103.2
HIERARCH ESO ISS PBL14 START 121.522
HIERARCH ESO ISS PBL14 END 121.369
HIERARCH ESO ISS PBLA14 START 80.239
HIERARCH ESO ISS PBLA14 END 80.356
HIERARCH ESO ISS PBL23 START 55.467
HIERARCH ESO ISS PBL23 END 55.405
HIERARCH ESO ISS PBLA23 START 63.5
HIERARCH ESO ISS PBLA23 END 63.6
HIERARCH ESO ISS PBL24 START 88.079
HIERARCH ESO ISS PBL24 END 88.035
HIERARCH ESO ISS PBLA24 START 33.65
HIERARCH ESO ISS PBLA24 END 33.735
HIERARCH ESO ISS PBL34 START 48.557
HIERARCH ESO ISS PBL34 END 48.557
HIERARCH ESO ISS PBLA34 START 359.029
HIERARCH ESO ISS PBLA34 END 359.144
HIERARCH ESO ISS AMBI TAU0 START 0.004695
HIERARCH ESO ISS AMBI TAU0 END 0.004225
HIERARCH ESO ISS AMBI TEMP 11.96
HIERARCH ESO ISS AMBI FWHM START 0.65
HIERARCH ESO ISS AMBI FWHM END 0.71