Exposure
ID
GRAVI.2024-12-29T04:04:38.388_1
Header ID
GRAVI.2024-12-29T04:04:38.388
Date updated
2024-12-29 04:20:35 UTC+0000
Release date
2025-12-29 04:20:35 UTC+0000
UTC Start
2024-12-29 04:04:38.388
UTC End
2024-12-29 04:11:02.388
MJD Start
60673.16988875
MJD End
60673.174333194445
Exposure time (s)
384.0
Validation level
1
Tau 0: Coherence time (s)
0.0057055
Ambient temperature (°C)
13.68
Seeing (arcsec)
0.6950000000000001
Observation
ID
61980
Category
science
Program ID
114.27F8.001
Program Title
3D ORBIT RECONSTRUCTION OF EVOLVED MASSIVE BINARY SYSTEMS
Program Type
Normal
PI / COI
MAHY / SANA / FROST / LANTHERMANN / LE BOUQUIN / GOSSET / HUTSEMEKERS
Target
ID
46094
Name
HD80077
RA
138.974773
DEC
-49.97347
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 66.8190 67.9640 75.5000 77.1000
A0-J2 110.4630 111.4640 49.9000 51.7000
A0-K0 122.2540 122.6430 31.5460 33.1710
G1-J2 57.9160 57.9560 20.0000 21.4000
G1-K0 87.4610 87.4610 359.5270 0.5690
J2-K0 38.8930 39.1900 328.1450 328.7750
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27F8.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60673.16988875
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD_80077
HIERARCH ESO INS SOBJ NAME HD80077
RA 138.974773
DEC -49.97347
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 415.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 128
HIERARCH ESO ISS PBL12 START 66.819
HIERARCH ESO ISS PBL12 END 67.964
HIERARCH ESO ISS PBLA12 START 75.5
HIERARCH ESO ISS PBLA12 END 77.1
HIERARCH ESO ISS PBL13 START 110.463
HIERARCH ESO ISS PBL13 END 111.464
HIERARCH ESO ISS PBLA13 START 49.9
HIERARCH ESO ISS PBLA13 END 51.7
HIERARCH ESO ISS PBL14 START 122.254
HIERARCH ESO ISS PBL14 END 122.643
HIERARCH ESO ISS PBLA14 START 31.546
HIERARCH ESO ISS PBLA14 END 33.171
HIERARCH ESO ISS PBL23 START 57.916
HIERARCH ESO ISS PBL23 END 57.956
HIERARCH ESO ISS PBLA23 START 20.0
HIERARCH ESO ISS PBLA23 END 21.4
HIERARCH ESO ISS PBL24 START 87.461
HIERARCH ESO ISS PBL24 END 87.461
HIERARCH ESO ISS PBLA24 START 359.527
HIERARCH ESO ISS PBLA24 END 0.569
HIERARCH ESO ISS PBL34 START 38.893
HIERARCH ESO ISS PBL34 END 39.19
HIERARCH ESO ISS PBLA34 START 328.145
HIERARCH ESO ISS PBLA34 END 328.775
HIERARCH ESO ISS AMBI TAU0 START 0.006075
HIERARCH ESO ISS AMBI TAU0 END 0.005336
HIERARCH ESO ISS AMBI TEMP 13.68
HIERARCH ESO ISS AMBI FWHM START 0.66
HIERARCH ESO ISS AMBI FWHM END 0.73