Exposure
ID
GRAVI.2025-04-27T06:56:03.244_1
Header ID
GRAVI.2025-04-27T06:56:03.244
Date updated
2025-04-27 07:10:54 UTC+0000
Release date
2026-04-27 07:10:54 UTC+0000
UTC Start
2025-04-27 06:56:03.244
UTC End
2025-04-27 07:02:43.244
MJD Start
60792.28892644
MJD End
60792.29355606963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.0055035
Ambient temperature (°C)
12.05
Seeing (arcsec)
0.375
Observation
ID
67019
Category
science
Program ID
115.28G0.003
Program Title
VLTI SURVEY ON GAIA BINARIES: STELLAR EVOLUTION AND BINARY FORMATION AT LOW/HIGH METALLICITY
Program Type
Normal
PI / COI
LU / KRAUS / GARDNER
Target
ID
49827
Name
TYC_8766-685-1
RA
282.015792
DEC
-57.15757
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 77.2730 78.0360 85.2000 86.7000
A0-J2 122.1370 122.7490 63.4000 65.0000
A0-K0 127.3920 127.5300 45.8820 47.4000
G1-J2 58.0240 57.9760 33.7000 35.1000
G1-K0 83.5010 83.3960 9.9710 11.0420
J2-K0 38.3170 38.5420 332.4310 333.2390
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.28G0.003
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60792.28892644
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME TYC 8766-685-1
HIERARCH ESO INS SOBJ NAME TYC_8766-685-1
RA 282.015792
DEC -57.15757
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 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 77.273
HIERARCH ESO ISS PBL12 END 78.036
HIERARCH ESO ISS PBLA12 START 85.2
HIERARCH ESO ISS PBLA12 END 86.7
HIERARCH ESO ISS PBL13 START 122.137
HIERARCH ESO ISS PBL13 END 122.749
HIERARCH ESO ISS PBLA13 START 63.4
HIERARCH ESO ISS PBLA13 END 65.0
HIERARCH ESO ISS PBL14 START 127.392
HIERARCH ESO ISS PBL14 END 127.53
HIERARCH ESO ISS PBLA14 START 45.882
HIERARCH ESO ISS PBLA14 END 47.4
HIERARCH ESO ISS PBL23 START 58.024
HIERARCH ESO ISS PBL23 END 57.976
HIERARCH ESO ISS PBLA23 START 33.7
HIERARCH ESO ISS PBLA23 END 35.1
HIERARCH ESO ISS PBL24 START 83.501
HIERARCH ESO ISS PBL24 END 83.396
HIERARCH ESO ISS PBLA24 START 9.971
HIERARCH ESO ISS PBLA24 END 11.042
HIERARCH ESO ISS PBL34 START 38.317
HIERARCH ESO ISS PBL34 END 38.542
HIERARCH ESO ISS PBLA34 START 332.431
HIERARCH ESO ISS PBLA34 END 333.239
HIERARCH ESO ISS AMBI TAU0 START 0.005077
HIERARCH ESO ISS AMBI TAU0 END 0.00593
HIERARCH ESO ISS AMBI TEMP 12.05
HIERARCH ESO ISS AMBI FWHM START 0.35
HIERARCH ESO ISS AMBI FWHM END 0.4