Exposure
ID
GRAVI.2025-04-26T07:57:34.957_1
Header ID
GRAVI.2025-04-26T07:57:34.957
Date updated
2025-04-26 08:10:44 UTC+0000
Release date
2025-04-26 07:57:34 UTC+0000
UTC Start
2025-04-26 07:57:34.957
UTC End
2025-04-26 08:02:54.957
MJD Start
60791.3316546
MJD End
60791.3353583037
Exposure time (s)
320.0
Validation level
1
Tau 0: Coherence time (s)
0.0052049999999999996
Ambient temperature (°C)
13.78
Seeing (arcsec)
0.32
Observation
ID
67003
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
49817
Name
HD146906
RA
245.058069
DEC
-39.62992
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 90.1100 89.9690 126.8000 127.7000
A0-J2 125.9240 125.3620 104.5000 105.5000
A0-K0 121.4460 120.6530 82.5870 83.4600
G1-J2 54.4680 54.0970 65.8000 66.6000
G1-K0 84.6770 84.3200 34.7300 35.3030
J2-K0 47.3180 47.3230 358.2390 358.8950
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 60791.3316546
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 146906
HIERARCH ESO INS SOBJ NAME HD146906
RA 245.058069
DEC -39.62992
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 342.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 32
HIERARCH ESO ISS PBL12 START 90.11
HIERARCH ESO ISS PBL12 END 89.969
HIERARCH ESO ISS PBLA12 START 126.8
HIERARCH ESO ISS PBLA12 END 127.7
HIERARCH ESO ISS PBL13 START 125.924
HIERARCH ESO ISS PBL13 END 125.362
HIERARCH ESO ISS PBLA13 START 104.5
HIERARCH ESO ISS PBLA13 END 105.5
HIERARCH ESO ISS PBL14 START 121.446
HIERARCH ESO ISS PBL14 END 120.653
HIERARCH ESO ISS PBLA14 START 82.587
HIERARCH ESO ISS PBLA14 END 83.46
HIERARCH ESO ISS PBL23 START 54.468
HIERARCH ESO ISS PBL23 END 54.097
HIERARCH ESO ISS PBLA23 START 65.8
HIERARCH ESO ISS PBLA23 END 66.6
HIERARCH ESO ISS PBL24 START 84.677
HIERARCH ESO ISS PBL24 END 84.32
HIERARCH ESO ISS PBLA24 START 34.73
HIERARCH ESO ISS PBLA24 END 35.303
HIERARCH ESO ISS PBL34 START 47.318
HIERARCH ESO ISS PBL34 END 47.323
HIERARCH ESO ISS PBLA34 START 358.239
HIERARCH ESO ISS PBLA34 END 358.895
HIERARCH ESO ISS AMBI TAU0 START 0.004948
HIERARCH ESO ISS AMBI TAU0 END 0.005462
HIERARCH ESO ISS AMBI TEMP 13.78
HIERARCH ESO ISS AMBI FWHM START 0.31
HIERARCH ESO ISS AMBI FWHM END 0.33