Exposure
ID
GRAVI.2025-07-15T01:28:31.853_1
Header ID
GRAVI.2025-07-15T01:28:31.853
Date updated
2025-07-15 01:45:53 UTC+0000
Release date
2025-07-15 01:28:31 UTC+0000
UTC Start
2025-07-15 01:28:31.853
UTC End
2025-07-15 01:34:31.853
MJD Start
60871.06147978
MJD End
60871.06564644667
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.004872
Ambient temperature (°C)
12.81
Seeing (arcsec)
0.515
Observation
ID
68775
Category
calibrator
Program ID
115.281B.001
Program Title
TRACING VARIABILITY AT THE INNER ASTRONOMICAL UNITS IN PROTOPLANETARY DISKS WITH GRAVITY
Program Type
GTO
PI / COI
SANCHEZ / GARCIA LOPEZ / CARATTI O GARATTI / ROUSSELET-PERRAUT / GARCIA / BENISTY / LABADIE / BRANDNER / HENNING / KEPPLER / VAN BOEKEL / PFUHL / ECKART / EISENHAUER / LACOUR / MENARD / PAUMARD / PERRIN / STRAUBMEIER / VAN DISHOECK / BOUVIER / DOUGADOS /
Target
ID
51171
Name
HD144073
RA
241.253206
DEC
-26.94784
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 90.4750 90.4010 117.5000 118.2000
A0-J2 129.0840 128.8930 94.3000 95.0000
A0-K0 127.7390 127.5190 72.4760 73.1740
G1-J2 58.1040 58.0130 56.5000 57.2000
G1-K0 90.3200 90.2520 27.3810 28.0270
J2-K0 48.6220 48.6270 351.8280 352.5120
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.281B.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60871.06147978
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 144073
HIERARCH ESO INS SOBJ NAME HD144073
RA 241.253206
DEC -26.94784
HIERARCH ESO INS SPEC RES HIGH
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 377.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 90.475
HIERARCH ESO ISS PBL12 END 90.401
HIERARCH ESO ISS PBLA12 START 117.5
HIERARCH ESO ISS PBLA12 END 118.2
HIERARCH ESO ISS PBL13 START 129.084
HIERARCH ESO ISS PBL13 END 128.893
HIERARCH ESO ISS PBLA13 START 94.3
HIERARCH ESO ISS PBLA13 END 95.0
HIERARCH ESO ISS PBL14 START 127.739
HIERARCH ESO ISS PBL14 END 127.519
HIERARCH ESO ISS PBLA14 START 72.476
HIERARCH ESO ISS PBLA14 END 73.174
HIERARCH ESO ISS PBL23 START 58.104
HIERARCH ESO ISS PBL23 END 58.013
HIERARCH ESO ISS PBLA23 START 56.5
HIERARCH ESO ISS PBLA23 END 57.2
HIERARCH ESO ISS PBL24 START 90.32
HIERARCH ESO ISS PBL24 END 90.252
HIERARCH ESO ISS PBLA24 START 27.381
HIERARCH ESO ISS PBLA24 END 28.027
HIERARCH ESO ISS PBL34 START 48.622
HIERARCH ESO ISS PBL34 END 48.627
HIERARCH ESO ISS PBLA34 START 351.828
HIERARCH ESO ISS PBLA34 END 352.512
HIERARCH ESO ISS AMBI TAU0 START 0.005388
HIERARCH ESO ISS AMBI TAU0 END 0.004356
HIERARCH ESO ISS AMBI TEMP 12.81
HIERARCH ESO ISS AMBI FWHM START 0.49
HIERARCH ESO ISS AMBI FWHM END 0.54