Exposure
ID
MATIS.2025-10-07T07:45:42.415_1
Header ID
MATIS.2025-10-07T07:45:42.415
Date updated
2025-10-07 07:55:30 UTC+0000
Release date
2026-10-07 07:55:30 UTC+0000
UTC Start
2025-10-07 07:45:42.415
UTC End
2025-10-07 07:46:44.431
MJD Start
60955.32340758
MJD End
60955.32412535778
Exposure time (s)
62.0
Validation level
1
Tau 0: Coherence time (s)
0.004682
Ambient temperature (°C)
10.24
Seeing (arcsec)
0.565
Observation
ID
70825
Category
science
Program ID
112.25NM.002
Program Title
INITIAL CONDITIONS OF PLANET FORMATION IN PROTOPLANETARY DISKS WITH GRA4MAT AND MATISSE
Program Type
GTO
PI / COI
VARGA / MATTER / HOGERHEIJDE / VAN BOEKEL / VAN HAASTERE / SCHEUCK / LOPEZ / WEIGELT / WATERS / AUGEREAU / HOFMANN / MILLOUR / PANTIN / WOLF / HENNING / JAFFE / SCHERTL / DANCHI / HOULLÉ / DOMINIK / KOKOULINA / KOBUS / BOLEY
Target
ID
52549
Name
CI_Tau
RA
68.468015
DEC
22.84098
Instrument
Interferometer
VLTI
Instrument
MATISSE
Instrument mode
SI_PHOT_LM_LOW
Instrument sub-mode
HYBRID
Stations
U1 U2 U3 U4
Projected baselines
Baseline Length start Length end Angle start Angle end
U1-U2 40.0040 40.0960 33.7000 33.8000
U1-U3 75.3420 75.5340 41.9000 42.0000
U1-U4 115.9380 116.1700 70.6470 70.5870
U2-U3 36.1940 36.2890 50.9000 51.0000
U2-U4 87.3250 87.4040 86.6200 86.5230
U3-U4 61.6440 61.6040 106.6410 106.5510
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 112.25NM.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT
MJD-OBS 60955.32340758
HIERARCH ESO DPR TECH INTERFEROMETRY
HIERARCH ESO OBS TARG NAME CI_Tau
RA 68.468015
DEC 22.84098
HIERARCH ESO DET NAME MATISSE-LM
HIERARCH ESO INS FIL NAME LM
HIERARCH ESO INS FIL ID LM
HIERARCH ESO INS DIL NAME LOW
HIERARCH ESO INS DIL 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 0.111056
HIERARCH ESO DET SEQ1 PERIOD 0.228
HIERARCH ESO DET NDIT 272
HIERARCH ESO ISS PBL12 START 40.004
HIERARCH ESO ISS PBL12 END 40.096
HIERARCH ESO ISS PBLA12 START 33.7
HIERARCH ESO ISS PBLA12 END 33.8
HIERARCH ESO ISS PBL13 START 75.342
HIERARCH ESO ISS PBL13 END 75.534
HIERARCH ESO ISS PBLA13 START 41.9
HIERARCH ESO ISS PBLA13 END 42.0
HIERARCH ESO ISS PBL14 START 115.938
HIERARCH ESO ISS PBL14 END 116.17
HIERARCH ESO ISS PBLA14 START 70.647
HIERARCH ESO ISS PBLA14 END 70.587
HIERARCH ESO ISS PBL23 START 36.194
HIERARCH ESO ISS PBL23 END 36.289
HIERARCH ESO ISS PBLA23 START 50.9
HIERARCH ESO ISS PBLA23 END 51.0
HIERARCH ESO ISS PBL24 START 87.325
HIERARCH ESO ISS PBL24 END 87.404
HIERARCH ESO ISS PBLA24 START 86.62
HIERARCH ESO ISS PBLA24 END 86.523
HIERARCH ESO ISS PBL34 START 61.644
HIERARCH ESO ISS PBL34 END 61.604
HIERARCH ESO ISS PBLA34 START 106.641
HIERARCH ESO ISS PBLA34 END 106.551
HIERARCH ESO ISS AMBI TAU0 START 0.004863
HIERARCH ESO ISS AMBI TAU0 END 0.004501
HIERARCH ESO ISS AMBI TEMP 10.24
HIERARCH ESO ISS AMBI FWHM START 0.56
HIERARCH ESO ISS AMBI FWHM END 0.57