Exposure
ID
GRAVI.2023-08-26T02:33:32.335_1
Header ID
GRAVI.2023-08-26T02:33:32.335
Date updated
2023-08-26 02:45:52 UTC+0000
Release date
2024-08-26 02:45:52 UTC+0000
UTC Start
2023-08-26 02:33:32.335
UTC End
2023-08-26 02:38:32.335
MJD Start
60182.10662425
MJD End
60182.11009647222
Exposure time (s)
300.0
Validation level
1
Tau 0: Coherence time (s)
0.0038859999999999997
Ambient temperature (°C)
14.38
Seeing (arcsec)
0.6799999999999999
Observation
ID
56770
Category
science
Program ID
109.23HT.004
Program Title
CONSTRAINING THE COSMIC DANCE OF MASSIVE STARS IN TRIPLE SYSTEMS
Program Type
Normal
PI / COI
SANA/ FROST/ TOONEN/ BORDIER/ LE BOUQUIN/ MAHY/ SHENAR
Target
ID
42069
Name
NGC_6618_B98
RA
275.14512
DEC
-16.18016
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 81.6170 80.9130 126.8000 127.6000
A0-J2 116.4030 115.1530 101.0000 101.5000
A0-K0 118.7760 117.7150 77.5700 77.8270
G1-J2 55.6850 55.3420 61.4000 61.6000
G1-K0 90.0800 89.9660 34.2190 34.4830
J2-K0 47.9040 47.9110 2.0860 2.6800
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 109.23HT.004
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60182.10662425
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME NGC_6618_B98
HIERARCH ESO INS SOBJ NAME NGC_6618_B98
RA 275.14512
DEC -16.18016
HIERARCH ESO INS SPEC RES MEDIUM
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 81.617
HIERARCH ESO ISS PBL12 END 80.913
HIERARCH ESO ISS PBLA12 START 126.8
HIERARCH ESO ISS PBLA12 END 127.6
HIERARCH ESO ISS PBL13 START 116.403
HIERARCH ESO ISS PBL13 END 115.153
HIERARCH ESO ISS PBLA13 START 101.0
HIERARCH ESO ISS PBLA13 END 101.5
HIERARCH ESO ISS PBL14 START 118.776
HIERARCH ESO ISS PBL14 END 117.715
HIERARCH ESO ISS PBLA14 START 77.57
HIERARCH ESO ISS PBLA14 END 77.827
HIERARCH ESO ISS PBL23 START 55.685
HIERARCH ESO ISS PBL23 END 55.342
HIERARCH ESO ISS PBLA23 START 61.4
HIERARCH ESO ISS PBLA23 END 61.6
HIERARCH ESO ISS PBL24 START 90.08
HIERARCH ESO ISS PBL24 END 89.966
HIERARCH ESO ISS PBLA24 START 34.219
HIERARCH ESO ISS PBLA24 END 34.483
HIERARCH ESO ISS PBL34 START 47.904
HIERARCH ESO ISS PBL34 END 47.911
HIERARCH ESO ISS PBLA34 START 2.086
HIERARCH ESO ISS PBLA34 END 2.68
HIERARCH ESO ISS AMBI TAU0 START 0.003617
HIERARCH ESO ISS AMBI TAU0 END 0.004155
HIERARCH ESO ISS AMBI TEMP 14.38
HIERARCH ESO ISS AMBI FWHM START 0.74
HIERARCH ESO ISS AMBI FWHM END 0.62