Exposure
ID
MATIS.2025-11-08T05:55:59.025_1
Header ID
MATIS.2025-11-08T05:55:59.025
Date updated
2025-11-08 06:05:56 UTC+0000
Release date
2025-11-08 05:55:59 UTC+0000
UTC Start
2025-11-08 05:55:59.025
UTC End
2025-11-08 05:57:01.035
MJD Start
60987.24721094
MJD End
60987.24792864833
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.0047875
Ambient temperature (°C)
13.03
Seeing (arcsec)
0.565
Observation
ID
71223
Category
calibrator
Program ID
116.29H7.002
Program Title
GPAO COMMISSIONING
Program Type
Normal
PI / COI
TEAM
Target
ID
52889
Name
CD-27 1225
RA
51.559031
DEC
-26.67301
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
HIGH_SENS_N_LOW
Instrument sub-mode
HYBRID
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 56.0110 55.9950 31.6000 31.6000
U1-U3 101.1480 101.1080 37.9000 38.0000
U1-U4 127.1250 127.0200 66.2150 66.3110
U2-U3 45.8920 45.8680 45.6000 45.7000
U2-U4 87.0900 87.0070 87.6700 87.7840
U3-U4 61.3090 61.2660 117.7840 117.9210
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.29H7.002
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD
MJD-OBS 60987.24721094
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME CD-27 1225
RA 51.559031
DEC -26.67301
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 U1
HIERARCH ESO ISS CONF STATION2 U2
HIERARCH ESO ISS CONF STATION3 U3
HIERARCH ESO ISS CONF STATION4 U4
EXPTIME 0.0200088
HIERARCH ESO DET SEQ1 PERIOD 0.026
HIERARCH ESO DET NDIT 2385
HIERARCH ESO ISS PBL12 START 56.011
HIERARCH ESO ISS PBL12 END 55.995
HIERARCH ESO ISS PBLA12 START 31.6
HIERARCH ESO ISS PBLA12 END 31.6
HIERARCH ESO ISS PBL13 START 101.148
HIERARCH ESO ISS PBL13 END 101.108
HIERARCH ESO ISS PBLA13 START 37.9
HIERARCH ESO ISS PBLA13 END 38.0
HIERARCH ESO ISS PBL14 START 127.125
HIERARCH ESO ISS PBL14 END 127.02
HIERARCH ESO ISS PBLA14 START 66.215
HIERARCH ESO ISS PBLA14 END 66.311
HIERARCH ESO ISS PBL23 START 45.892
HIERARCH ESO ISS PBL23 END 45.868
HIERARCH ESO ISS PBLA23 START 45.6
HIERARCH ESO ISS PBLA23 END 45.7
HIERARCH ESO ISS PBL24 START 87.09
HIERARCH ESO ISS PBL24 END 87.007
HIERARCH ESO ISS PBLA24 START 87.67
HIERARCH ESO ISS PBLA24 END 87.784
HIERARCH ESO ISS PBL34 START 61.309
HIERARCH ESO ISS PBL34 END 61.266
HIERARCH ESO ISS PBLA34 START 117.784
HIERARCH ESO ISS PBLA34 END 117.921
HIERARCH ESO ISS AMBI TAU0 START 0.004945
HIERARCH ESO ISS AMBI TAU0 END 0.00463
HIERARCH ESO ISS AMBI TEMP 13.03
HIERARCH ESO ISS AMBI FWHM START 0.54
HIERARCH ESO ISS AMBI FWHM END 0.59