Exposure
ID
MATIS.2025-11-08T06:58:50.302_1
Header ID
MATIS.2025-11-08T06:58:50.302
Date updated
2025-11-08 07:10:34 UTC+0000
Release date
2026-11-08 07:10:34 UTC+0000
UTC Start
2025-11-08 06:58:50.302
UTC End
2025-11-08 06:59:52.294
MJD Start
60987.29085998
MJD End
60987.29157748
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.002537
Ambient temperature (°C)
12.64
Seeing (arcsec)
0.79
Observation
ID
71250
Category
science
Program ID
116.29H7.002
Program Title
GPAO COMMISSIONING
Program Type
Normal
PI / COI
TEAM
Target
ID
52903
Name
M 77
RA
40.670528
DEC
-0.01373
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_HIGH
Instrument sub-mode
HYBRID
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 56.5590 56.5580 35.2000 35.2000
U1-U3 102.0690 102.0430 39.6000 39.6000
U1-U4 118.4930 118.2780 60.3980 60.3390
U2-U3 45.8740 45.8470 45.0000 44.9000
U2-U4 71.4690 71.2270 80.0630 80.0290
U3-U4 42.9820 42.8000 117.9140 118.0430
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.29H7.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 60987.29085998
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME M 77
RA 40.670528
DEC -0.01373
HIERARCH ESO DET NAME MATISSE-N
HIERARCH ESO INS DIN NAME HIGH
HIERARCH ESO INS DIN ID HIGH
HIERARCH ESO INS MODE HYBRID
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 U1
HIERARCH ESO ISS CONF STATION2 U2
HIERARCH ESO ISS CONF STATION3 U3
HIERARCH ESO ISS CONF STATION4 U4
EXPTIME 0.0750053
HIERARCH ESO DET SEQ1 PERIOD 0.084
HIERARCH ESO DET NDIT 738
HIERARCH ESO ISS PBL12 START 56.559
HIERARCH ESO ISS PBL12 END 56.558
HIERARCH ESO ISS PBLA12 START 35.2
HIERARCH ESO ISS PBLA12 END 35.2
HIERARCH ESO ISS PBL13 START 102.069
HIERARCH ESO ISS PBL13 END 102.043
HIERARCH ESO ISS PBLA13 START 39.6
HIERARCH ESO ISS PBLA13 END 39.6
HIERARCH ESO ISS PBL14 START 118.493
HIERARCH ESO ISS PBL14 END 118.278
HIERARCH ESO ISS PBLA14 START 60.398
HIERARCH ESO ISS PBLA14 END 60.339
HIERARCH ESO ISS PBL23 START 45.874
HIERARCH ESO ISS PBL23 END 45.847
HIERARCH ESO ISS PBLA23 START 45.0
HIERARCH ESO ISS PBLA23 END 44.9
HIERARCH ESO ISS PBL24 START 71.469
HIERARCH ESO ISS PBL24 END 71.227
HIERARCH ESO ISS PBLA24 START 80.063
HIERARCH ESO ISS PBLA24 END 80.029
HIERARCH ESO ISS PBL34 START 42.982
HIERARCH ESO ISS PBL34 END 42.8
HIERARCH ESO ISS PBLA34 START 117.914
HIERARCH ESO ISS PBLA34 END 118.043
HIERARCH ESO ISS AMBI TAU0 START 0.002537
HIERARCH ESO ISS AMBI TAU0 END 0.002537
HIERARCH ESO ISS AMBI TEMP 12.64
HIERARCH ESO ISS AMBI FWHM START 0.79
HIERARCH ESO ISS AMBI FWHM END 0.79