Exposure
ID
MATIS.2025-11-08T07:01:28.545_1
Header ID
MATIS.2025-11-08T07:01:28.545
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 07:01:28.545
UTC End
2025-11-08 07:02:30.537
MJD Start
60987.29269149
MJD End
60987.29340899
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.0026985
Ambient temperature (°C)
12.66
Seeing (arcsec)
0.8
Observation
ID
71254
Category
science
Program ID
116.29H7.002
Program Title
GPAO COMMISSIONING
Program Type
Normal
PI / COI
TEAM
Target
ID
52906
Name
M 77
RA
40.670521
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 56.5560 56.5550 35.2000 35.2000
U1-U3 102.0020 101.9750 39.5000 39.5000
U1-U4 117.9470 117.7280 60.2460 60.1850
U2-U3 45.8040 45.7760 44.9000 44.8000
U2-U4 70.8550 70.6090 79.9750 79.9400
U3-U4 42.5200 42.3360 118.2430 118.3770
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 60987.29269149
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME M 77
RA 40.670521
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 56.556
HIERARCH ESO ISS PBL12 END 56.555
HIERARCH ESO ISS PBLA12 START 35.2
HIERARCH ESO ISS PBLA12 END 35.2
HIERARCH ESO ISS PBL13 START 102.002
HIERARCH ESO ISS PBL13 END 101.975
HIERARCH ESO ISS PBLA13 START 39.5
HIERARCH ESO ISS PBLA13 END 39.5
HIERARCH ESO ISS PBL14 START 117.947
HIERARCH ESO ISS PBL14 END 117.728
HIERARCH ESO ISS PBLA14 START 60.246
HIERARCH ESO ISS PBLA14 END 60.185
HIERARCH ESO ISS PBL23 START 45.804
HIERARCH ESO ISS PBL23 END 45.776
HIERARCH ESO ISS PBLA23 START 44.9
HIERARCH ESO ISS PBLA23 END 44.8
HIERARCH ESO ISS PBL24 START 70.855
HIERARCH ESO ISS PBL24 END 70.609
HIERARCH ESO ISS PBLA24 START 79.975
HIERARCH ESO ISS PBLA24 END 79.94
HIERARCH ESO ISS PBL34 START 42.52
HIERARCH ESO ISS PBL34 END 42.336
HIERARCH ESO ISS PBLA34 START 118.243
HIERARCH ESO ISS PBLA34 END 118.377
HIERARCH ESO ISS AMBI TAU0 START 0.002673
HIERARCH ESO ISS AMBI TAU0 END 0.002724
HIERARCH ESO ISS AMBI TEMP 12.66
HIERARCH ESO ISS AMBI FWHM START 0.8
HIERARCH ESO ISS AMBI FWHM END 0.8