Exposure
ID
GRAVI.2025-03-09T06:43:46.379_1
Header ID
GRAVI.2025-03-09T06:43:46.379
Date updated
2025-03-09 06:55:31 UTC+0000
Release date
2026-03-09 06:55:31 UTC+0000
UTC Start
2025-03-09 06:43:46.379
UTC End
2025-03-09 06:47:46.379
MJD Start
60743.28039791
MJD End
60743.28317568778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.008642
Ambient temperature (°C)
14.95
Seeing (arcsec)
0.6
Observation
ID
64999
Category
science
Program ID
113.26EQ.005
Program Title
USING GRAVITY TO STUDY STAR-DISK INTERACTION
Program Type
Monitoring
PI / COI
GINSKI / BOURDAROT / PINILLA / BENISTY / MANARA / RIBAS / LACOUR / NOWAK / VIGAN / WANG / BALMER / MURPHY
Target
ID
48396
Name
CS_Cha
RA
165.592776
DEC
-77.55988
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 20.6690 20.6920 155.3000 156.2000
A0-D0 29.7200 29.6760 109.7000 110.8000
A0-C1 21.8750 21.8910 136.4750 137.4730
B2-D0 21.2440 21.1480 65.7000 66.6000
B2-C1 7.0740 7.0420 65.6030 66.5290
D0-C1 14.1710 14.1070 245.6950 246.6220
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26EQ.005
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60743.28039791
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME CS Cha
HIERARCH ESO INS SOBJ NAME CS_Cha
RA 165.592776
DEC -77.55988
HIERARCH ESO INS SPEC RES MEDIUM
HIERARCH ESO INS POLA MODE COMBINED
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 255.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 20.669
HIERARCH ESO ISS PBL12 END 20.692
HIERARCH ESO ISS PBLA12 START 155.3
HIERARCH ESO ISS PBLA12 END 156.2
HIERARCH ESO ISS PBL13 START 29.72
HIERARCH ESO ISS PBL13 END 29.676
HIERARCH ESO ISS PBLA13 START 109.7
HIERARCH ESO ISS PBLA13 END 110.8
HIERARCH ESO ISS PBL14 START 21.875
HIERARCH ESO ISS PBL14 END 21.891
HIERARCH ESO ISS PBLA14 START 136.475
HIERARCH ESO ISS PBLA14 END 137.473
HIERARCH ESO ISS PBL23 START 21.244
HIERARCH ESO ISS PBL23 END 21.148
HIERARCH ESO ISS PBLA23 START 65.7
HIERARCH ESO ISS PBLA23 END 66.6
HIERARCH ESO ISS PBL24 START 7.074
HIERARCH ESO ISS PBL24 END 7.042
HIERARCH ESO ISS PBLA24 START 65.603
HIERARCH ESO ISS PBLA24 END 66.529
HIERARCH ESO ISS PBL34 START 14.171
HIERARCH ESO ISS PBL34 END 14.107
HIERARCH ESO ISS PBLA34 START 245.695
HIERARCH ESO ISS PBLA34 END 246.622
HIERARCH ESO ISS AMBI TAU0 START 0.007102
HIERARCH ESO ISS AMBI TAU0 END 0.010182
HIERARCH ESO ISS AMBI TEMP 14.95
HIERARCH ESO ISS AMBI FWHM START 0.69
HIERARCH ESO ISS AMBI FWHM END 0.51