Exposure
ID
GRAVI.2025-07-15T06:19:50.594_2
Header ID
GRAVI.2025-07-15T06:19:50.594
Date updated
2025-07-15 06:35:36 UTC+0000
Release date
2025-07-15 06:35:36 UTC+0000
UTC Start
2025-07-15 06:19:50.594
UTC End
2025-07-15 06:25:50.594
MJD Start
60871.26378002
MJD End
60871.26794668667
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.004719
Ambient temperature (°C)
12.36
Seeing (arcsec)
0.545
Observation
ID
59844
Category
science
Program ID
110.24B5.004
Program Title
THE FORMATION OF MASSIVE BINARY STARS: A VIEW AT AU SCALES
Program Type
DDT
PI / COI
OUDMAIJER / KOUTOULAKI / KOUMPIA / FROST / DE WIT / GOODWIN / SHENTON / LUMSDEN
Target
ID
41302
Name
2MASS18543092+005113
RA
283.6288583333333
DEC
0.8536138888888889
Instrument
Interferometer
VLTI
Instrument
GRAVITY_FT
Instrument mode
LOW
Instrument sub-mode
DUAL
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 68.0240 66.6110 121.1000 121.8000
A0-J2 105.6910 103.6150 92.5000 92.5000
A0-K0 116.6620 115.2640 70.6610 70.3920
G1-J2 56.3510 55.9980 57.2000 56.9000
G1-K0 90.2060 90.3070 35.0860 35.1520
J2-K0 43.5160 43.5820 5.9170 6.6700
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 110.24B5.004
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,DUAL
MJD-OBS 60871.26378002
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME G034.0500-00.2977
HIERARCH ESO INS SOBJ NAME G034.0500-00.2977
RA 283.631762
DEC 0.85642
HIERARCH ESO INS SPEC RES LOW
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 375.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 68.024
HIERARCH ESO ISS PBL12 END 66.611
HIERARCH ESO ISS PBLA12 START 121.1
HIERARCH ESO ISS PBLA12 END 121.8
HIERARCH ESO ISS PBL13 START 105.691
HIERARCH ESO ISS PBL13 END 103.615
HIERARCH ESO ISS PBLA13 START 92.5
HIERARCH ESO ISS PBLA13 END 92.5
HIERARCH ESO ISS PBL14 START 116.662
HIERARCH ESO ISS PBL14 END 115.264
HIERARCH ESO ISS PBLA14 START 70.661
HIERARCH ESO ISS PBLA14 END 70.392
HIERARCH ESO ISS PBL23 START 56.351
HIERARCH ESO ISS PBL23 END 55.998
HIERARCH ESO ISS PBLA23 START 57.2
HIERARCH ESO ISS PBLA23 END 56.9
HIERARCH ESO ISS PBL24 START 90.206
HIERARCH ESO ISS PBL24 END 90.307
HIERARCH ESO ISS PBLA24 START 35.086
HIERARCH ESO ISS PBLA24 END 35.152
HIERARCH ESO ISS PBL34 START 43.516
HIERARCH ESO ISS PBL34 END 43.582
HIERARCH ESO ISS PBLA34 START 5.917
HIERARCH ESO ISS PBLA34 END 6.67
HIERARCH ESO ISS AMBI TAU0 START 0.004914
HIERARCH ESO ISS AMBI TAU0 END 0.004524
HIERARCH ESO ISS AMBI TEMP 12.36
HIERARCH ESO ISS AMBI FWHM START 0.55
HIERARCH ESO ISS AMBI FWHM END 0.54
HIERARCH ESO FT ROBJ NAME 2MASS18543092+005113
HIERARCH ESO FT ROBJ ALPHA 185430.926
HIERARCH ESO FT ROBJ DELTA 005113.010