Exposure
ID
MATIS.2025-11-08T06:52:10.509_1
Header ID
MATIS.2025-11-08T06:52:10.509
Date updated
2025-11-08 07:00:52 UTC+0000
Release date
2026-11-08 07:00:51 UTC+0000
UTC Start
2025-11-08 06:52:10.509
UTC End
2025-11-08 06:53:12.501
MJD Start
60987.28623274
MJD End
60987.28695024
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.0022170000000000002
Ambient temperature (°C)
12.6
Seeing (arcsec)
0.775
Observation
ID
71243
Category
science
Program ID
116.29H7.002
Program Title
GPAO COMMISSIONING
Program Type
Normal
PI / COI
TEAM
Target
ID
52901
Name
M 77
RA
40.670527
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 56.5550 56.5570 35.2000 35.2000
U1-U3 102.2120 102.1920 39.7000 39.7000
U1-U4 119.8250 119.6220 60.7620 60.7070
U2-U3 46.0380 46.0140 45.2000 45.1000
U2-U4 72.9840 72.7510 80.2740 80.2420
U3-U4 44.1400 43.9610 117.1230 117.2430
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 60987.28623274
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME M 77
RA 40.670527
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 56.555
HIERARCH ESO ISS PBL12 END 56.557
HIERARCH ESO ISS PBLA12 START 35.2
HIERARCH ESO ISS PBLA12 END 35.2
HIERARCH ESO ISS PBL13 START 102.212
HIERARCH ESO ISS PBL13 END 102.192
HIERARCH ESO ISS PBLA13 START 39.7
HIERARCH ESO ISS PBLA13 END 39.7
HIERARCH ESO ISS PBL14 START 119.825
HIERARCH ESO ISS PBL14 END 119.622
HIERARCH ESO ISS PBLA14 START 60.762
HIERARCH ESO ISS PBLA14 END 60.707
HIERARCH ESO ISS PBL23 START 46.038
HIERARCH ESO ISS PBL23 END 46.014
HIERARCH ESO ISS PBLA23 START 45.2
HIERARCH ESO ISS PBLA23 END 45.1
HIERARCH ESO ISS PBL24 START 72.984
HIERARCH ESO ISS PBL24 END 72.751
HIERARCH ESO ISS PBLA24 START 80.274
HIERARCH ESO ISS PBLA24 END 80.242
HIERARCH ESO ISS PBL34 START 44.14
HIERARCH ESO ISS PBL34 END 43.961
HIERARCH ESO ISS PBLA34 START 117.123
HIERARCH ESO ISS PBLA34 END 117.243
HIERARCH ESO ISS AMBI TAU0 START 0.002089
HIERARCH ESO ISS AMBI TAU0 END 0.002345
HIERARCH ESO ISS AMBI TEMP 12.6
HIERARCH ESO ISS AMBI FWHM START 0.8
HIERARCH ESO ISS AMBI FWHM END 0.75