Exposure
ID
GRAVI.2025-06-18T02:44:27.958_1
Header ID
GRAVI.2025-06-18T02:44:27.958
Date updated
2025-06-18 02:55:39 UTC+0000
Release date
2026-06-18 02:55:39 UTC+0000
UTC Start
2025-06-18 02:44:27.958
UTC End
2025-06-18 02:48:27.958
MJD Start
60844.11421248
MJD End
60844.11699025778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0046015
Ambient temperature (°C)
7.05
Seeing (arcsec)
0.6499999999999999
Observation
ID
68149
Category
science
Program ID
113.26EQ.007
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
50657
Name
DG_Cra
RA
285.477432
DEC
-37.39482
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 66.2440 67.1440 88.5000 89.2000
A0-J2 102.2430 103.2340 58.7000 59.7000
A0-K0 113.9330 114.4400 36.0560 37.0420
G1-J2 55.5770 55.6750 22.4000 23.3000
G1-K0 90.4210 90.4200 0.5340 1.1460
J2-K0 44.0020 44.1420 332.4960 332.7900
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26EQ.007
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60844.11421248
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME DG Cra
HIERARCH ESO INS SOBJ NAME DG_Cra
RA 285.477432
DEC -37.39482
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 G1
HIERARCH ESO ISS CONF STATION3 J2
HIERARCH ESO ISS CONF STATION4 K0
EXPTIME 255.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 66.244
HIERARCH ESO ISS PBL12 END 67.144
HIERARCH ESO ISS PBLA12 START 88.5
HIERARCH ESO ISS PBLA12 END 89.2
HIERARCH ESO ISS PBL13 START 102.243
HIERARCH ESO ISS PBL13 END 103.234
HIERARCH ESO ISS PBLA13 START 58.7
HIERARCH ESO ISS PBLA13 END 59.7
HIERARCH ESO ISS PBL14 START 113.933
HIERARCH ESO ISS PBL14 END 114.44
HIERARCH ESO ISS PBLA14 START 36.056
HIERARCH ESO ISS PBLA14 END 37.042
HIERARCH ESO ISS PBL23 START 55.577
HIERARCH ESO ISS PBL23 END 55.675
HIERARCH ESO ISS PBLA23 START 22.4
HIERARCH ESO ISS PBLA23 END 23.3
HIERARCH ESO ISS PBL24 START 90.421
HIERARCH ESO ISS PBL24 END 90.42
HIERARCH ESO ISS PBLA24 START 0.534
HIERARCH ESO ISS PBLA24 END 1.146
HIERARCH ESO ISS PBL34 START 44.002
HIERARCH ESO ISS PBL34 END 44.142
HIERARCH ESO ISS PBLA34 START 332.496
HIERARCH ESO ISS PBLA34 END 332.79
HIERARCH ESO ISS AMBI TAU0 START 0.004405
HIERARCH ESO ISS AMBI TAU0 END 0.004798
HIERARCH ESO ISS AMBI TEMP 7.05
HIERARCH ESO ISS AMBI FWHM START 0.59
HIERARCH ESO ISS AMBI FWHM END 0.71