Exposure
ID
MATIS.2025-11-08T06:45:38.127_1
Header ID
MATIS.2025-11-08T06:45:38.127
Date updated
2025-11-08 06:55:52 UTC+0000
Release date
2026-11-08 06:55:52 UTC+0000
UTC Start
2025-11-08 06:45:38.127
UTC End
2025-11-08 06:46:40.119
MJD Start
60987.28169129
MJD End
60987.28240879
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.002914
Ambient temperature (°C)
12.59
Seeing (arcsec)
0.765
Observation
ID
71239
Category
science
Program ID
116.29H7.002
Program Title
GPAO COMMISSIONING
Program Type
Normal
PI / COI
TEAM
Target
ID
52899
Name
M 77
RA
40.670528
DEC
-0.01372
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 56.5350 56.5390 35.2000 35.2000
U1-U3 102.3180 102.3030 39.8000 39.7000
U1-U4 121.0600 120.8680 61.0910 61.0410
U2-U3 46.1810 46.1590 45.3000 45.3000
U2-U4 74.4110 74.1870 80.4650 80.4350
U3-U4 45.2540 45.0780 116.4060 116.5170
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 60987.28169129
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME M 77
RA 40.670528
DEC -0.01372
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 56.535
HIERARCH ESO ISS PBL12 END 56.539
HIERARCH ESO ISS PBLA12 START 35.2
HIERARCH ESO ISS PBLA12 END 35.2
HIERARCH ESO ISS PBL13 START 102.318
HIERARCH ESO ISS PBL13 END 102.303
HIERARCH ESO ISS PBLA13 START 39.8
HIERARCH ESO ISS PBLA13 END 39.7
HIERARCH ESO ISS PBL14 START 121.06
HIERARCH ESO ISS PBL14 END 120.868
HIERARCH ESO ISS PBLA14 START 61.091
HIERARCH ESO ISS PBLA14 END 61.041
HIERARCH ESO ISS PBL23 START 46.181
HIERARCH ESO ISS PBL23 END 46.159
HIERARCH ESO ISS PBLA23 START 45.3
HIERARCH ESO ISS PBLA23 END 45.3
HIERARCH ESO ISS PBL24 START 74.411
HIERARCH ESO ISS PBL24 END 74.187
HIERARCH ESO ISS PBLA24 START 80.465
HIERARCH ESO ISS PBLA24 END 80.435
HIERARCH ESO ISS PBL34 START 45.254
HIERARCH ESO ISS PBL34 END 45.078
HIERARCH ESO ISS PBLA34 START 116.406
HIERARCH ESO ISS PBLA34 END 116.517
HIERARCH ESO ISS AMBI TAU0 START 0.00317
HIERARCH ESO ISS AMBI TAU0 END 0.002658
HIERARCH ESO ISS AMBI TEMP 12.59
HIERARCH ESO ISS AMBI FWHM START 0.73
HIERARCH ESO ISS AMBI FWHM END 0.8