Exposure
ID
GRAVI.2025-05-19T03:58:02.808_1
Header ID
GRAVI.2025-05-19T03:58:02.808
Date updated
2025-05-19 04:10:57 UTC+0000
Release date
2025-05-19 03:58:02 UTC+0000
UTC Start
2025-05-19 03:58:02.808
UTC End
2025-05-19 04:04:02.808
MJD Start
60814.16531028
MJD End
60814.16947694666
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.00827
Ambient temperature (°C)
12.46
Seeing (arcsec)
0.25
Observation
ID
67453
Category
calibrator
Program ID
115.281B.002
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
50178
Name
HD147707
RA
246.411344
DEC
-49.42469
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 22.0960 22.2660 128.3000 129.1000
A0-D0 31.9140 31.9470 57.0000 58.3000
A0-C1 20.7530 20.9080 99.2750 100.3940
B2-D0 32.4490 32.3960 16.9000 17.8000
B2-C1 10.8080 10.7900 16.8660 17.7590
D0-C1 21.6410 21.6060 196.9270 197.8200
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.281B.002
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60814.16531028
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 147707
HIERARCH ESO INS SOBJ NAME HD147707
RA 246.411344
DEC -49.42469
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 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 377.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 22.096
HIERARCH ESO ISS PBL12 END 22.266
HIERARCH ESO ISS PBLA12 START 128.3
HIERARCH ESO ISS PBLA12 END 129.1
HIERARCH ESO ISS PBL13 START 31.914
HIERARCH ESO ISS PBL13 END 31.947
HIERARCH ESO ISS PBLA13 START 57.0
HIERARCH ESO ISS PBLA13 END 58.3
HIERARCH ESO ISS PBL14 START 20.753
HIERARCH ESO ISS PBL14 END 20.908
HIERARCH ESO ISS PBLA14 START 99.275
HIERARCH ESO ISS PBLA14 END 100.394
HIERARCH ESO ISS PBL23 START 32.449
HIERARCH ESO ISS PBL23 END 32.396
HIERARCH ESO ISS PBLA23 START 16.9
HIERARCH ESO ISS PBLA23 END 17.8
HIERARCH ESO ISS PBL24 START 10.808
HIERARCH ESO ISS PBL24 END 10.79
HIERARCH ESO ISS PBLA24 START 16.866
HIERARCH ESO ISS PBLA24 END 17.759
HIERARCH ESO ISS PBL34 START 21.641
HIERARCH ESO ISS PBL34 END 21.606
HIERARCH ESO ISS PBLA34 START 196.927
HIERARCH ESO ISS PBLA34 END 197.82
HIERARCH ESO ISS AMBI TAU0 START 0.007602
HIERARCH ESO ISS AMBI TAU0 END 0.008938
HIERARCH ESO ISS AMBI TEMP 12.46
HIERARCH ESO ISS AMBI FWHM START 0.26
HIERARCH ESO ISS AMBI FWHM END 0.24