Exposure
ID
GRAVI.2017-03-20T06:50:17.292_1
Header ID
GRAVI.2017-03-20T06:50:17.292
Date updated
2017-03-20 07:05:55 UTC+0000
Release date
2018-03-20 07:05:55 UTC+0000
UTC Start
2017-03-20 06:50:17.292
UTC End
2017-03-20 06:55:17.292
MJD Start
57832.28492236
MJD End
57832.2883945822
Exposure time (s)
300.0
Validation level
1
Tau 0: Coherence time (s)
0.005739
Ambient temperature (°C)
10.29
Seeing (arcsec)
0.84
Observation
ID
40669
Category
science
Program ID
098.D-0488(A)
Program Title
``GRAVITY/VLTI STUDY OF THE MULTIPLICITY AND ASSOCIATED PHYSICS IN MASSIVE STARS
Program Type
GTO
PI / COI
SANCHEZ/ PFUHL/ BRANDNER/ EISENHAUER/ PERRIN/ STRAUBMEIER/ PERRAUT/ AMORIN/ GENZEL/ GILLESEN/ YAZICI/ WAISBERG/ PAUMARD/ KERVELLA
Target
ID
30569
Name
IRAS_13481-6124
RA
207.903057
DEC
-61.65209
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 87.6350 87.6640 112.9000 113.0000
A0-J2 129.2240 129.2380 94.0000 94.0000
A0-K0 125.0780 125.0730 76.3290 76.3820
G1-J2 54.3540 54.3460 62.4000 62.5000
G1-K0 75.6250 75.6140 32.6630 32.6940
J2-K0 39.2240 39.2260 349.1610 349.1880
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 098.D-0488(A)
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 57832.28492236
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME IRAS_13481-6124
HIERARCH ESO INS SOBJ NAME IRAS_13481-6124
RA 207.903057
DEC -61.65209
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 316.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 10
HIERARCH ESO ISS PBL12 START 87.635
HIERARCH ESO ISS PBL12 END 87.664
HIERARCH ESO ISS PBLA12 START 112.9
HIERARCH ESO ISS PBLA12 END 113.0
HIERARCH ESO ISS PBL13 START 129.224
HIERARCH ESO ISS PBL13 END 129.238
HIERARCH ESO ISS PBLA13 START 94.0
HIERARCH ESO ISS PBLA13 END 94.0
HIERARCH ESO ISS PBL14 START 125.078
HIERARCH ESO ISS PBL14 END 125.073
HIERARCH ESO ISS PBLA14 START 76.329
HIERARCH ESO ISS PBLA14 END 76.382
HIERARCH ESO ISS PBL23 START 54.354
HIERARCH ESO ISS PBL23 END 54.346
HIERARCH ESO ISS PBLA23 START 62.4
HIERARCH ESO ISS PBLA23 END 62.5
HIERARCH ESO ISS PBL24 START 75.625
HIERARCH ESO ISS PBL24 END 75.614
HIERARCH ESO ISS PBLA24 START 32.663
HIERARCH ESO ISS PBLA24 END 32.694
HIERARCH ESO ISS PBL34 START 39.224
HIERARCH ESO ISS PBL34 END 39.226
HIERARCH ESO ISS PBLA34 START 349.161
HIERARCH ESO ISS PBLA34 END 349.188
HIERARCH ESO ISS AMBI TAU0 START 0.005739
HIERARCH ESO ISS AMBI TAU0 END 0.005739
HIERARCH ESO ISS AMBI TEMP 10.29
HIERARCH ESO ISS AMBI FWHM START 0.84
HIERARCH ESO ISS AMBI FWHM END 0.84