Exposure
ID
GRAVI.2024-05-12T05:21:17.741_1
Header ID
GRAVI.2024-05-12T05:21:17.741
Date updated
2024-05-12 05:31:11 UTC+0000
Release date
2025-05-12 05:31:11 UTC+0000
UTC Start
2024-05-12 05:21:17.741
UTC End
2024-05-12 05:21:46.541
MJD Start
60442.223122
MJD End
60442.2234553333
Exposure time (s)
28.8
Validation level
1
Tau 0: Coherence time (s)
0.002969
Ambient temperature (°C)
11.54
Seeing (arcsec)
0.5
Observation
ID
59227
Category
science
Program ID
113.26PU.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
42400
Name
B61_2
RA
265.395075
DEC
-30.11078
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 83.3220 83.4340 104.7000 104.8000
A0-J2 119.7100 119.8660 79.6000 79.7000
A0-K0 121.7510 121.8590 56.8190 56.9620
G1-J2 56.6770 56.7060 41.0000 41.1000
G1-K0 90.3910 90.3940 13.6450 13.7620
J2-K0 47.7620 47.7720 340.6220 340.6970
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 113.26PU.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60442.223122
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME B61 2
HIERARCH ESO INS SOBJ NAME B61_2
RA 265.395075
DEC -30.11078
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 55.0
HIERARCH ESO DET2 SEQ1 DIT 0.3
HIERARCH ESO DET2 NDIT 96
HIERARCH ESO ISS PBL12 START 83.322
HIERARCH ESO ISS PBL12 END 83.434
HIERARCH ESO ISS PBLA12 START 104.7
HIERARCH ESO ISS PBLA12 END 104.8
HIERARCH ESO ISS PBL13 START 119.71
HIERARCH ESO ISS PBL13 END 119.866
HIERARCH ESO ISS PBLA13 START 79.6
HIERARCH ESO ISS PBLA13 END 79.7
HIERARCH ESO ISS PBL14 START 121.751
HIERARCH ESO ISS PBL14 END 121.859
HIERARCH ESO ISS PBLA14 START 56.819
HIERARCH ESO ISS PBLA14 END 56.962
HIERARCH ESO ISS PBL23 START 56.677
HIERARCH ESO ISS PBL23 END 56.706
HIERARCH ESO ISS PBLA23 START 41.0
HIERARCH ESO ISS PBLA23 END 41.1
HIERARCH ESO ISS PBL24 START 90.391
HIERARCH ESO ISS PBL24 END 90.394
HIERARCH ESO ISS PBLA24 START 13.645
HIERARCH ESO ISS PBLA24 END 13.762
HIERARCH ESO ISS PBL34 START 47.762
HIERARCH ESO ISS PBL34 END 47.772
HIERARCH ESO ISS PBLA34 START 340.622
HIERARCH ESO ISS PBLA34 END 340.697
HIERARCH ESO ISS AMBI TAU0 START 0.002969
HIERARCH ESO ISS AMBI TAU0 END 0.002969
HIERARCH ESO ISS AMBI TEMP 11.54
HIERARCH ESO ISS AMBI FWHM START 0.53
HIERARCH ESO ISS AMBI FWHM END 0.47