Exposure
ID
GRAVI.2025-03-23T08:03:22.002_1
Header ID
GRAVI.2025-03-23T08:03:22.002
Date updated
2025-03-23 08:20:42 UTC+0000
Release date
2026-03-23 08:20:42 UTC+0000
UTC Start
2025-03-23 08:03:22.002
UTC End
2025-03-23 08:09:22.002
MJD Start
60757.33567132
MJD End
60757.33983798666
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.0040055
Ambient temperature (°C)
13.23
Seeing (arcsec)
0.61
Observation
ID
65834
Category
science
Program ID
115.28G0.002
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
48995
Name
UCAC4_354-078108
RA
247.956033
DEC
-19.33365
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 88.4390 88.8790 110.9000 111.3000
A0-J2 124.4740 125.3320 87.2000 87.7000
A0-K0 122.7750 123.5890 64.5160 65.2130
G1-J2 56.1240 56.4140 48.0000 48.7000
G1-K0 88.8940 89.0320 18.4850 19.2640
J2-K0 48.6300 48.6190 343.8900 344.4550
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.28G0.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60757.33567132
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME UCAC4 354-078108
HIERARCH ESO INS SOBJ NAME UCAC4_354-078108
RA 247.956033
DEC -19.33365
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 376.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 88.439
HIERARCH ESO ISS PBL12 END 88.879
HIERARCH ESO ISS PBLA12 START 110.9
HIERARCH ESO ISS PBLA12 END 111.3
HIERARCH ESO ISS PBL13 START 124.474
HIERARCH ESO ISS PBL13 END 125.332
HIERARCH ESO ISS PBLA13 START 87.2
HIERARCH ESO ISS PBLA13 END 87.7
HIERARCH ESO ISS PBL14 START 122.775
HIERARCH ESO ISS PBL14 END 123.589
HIERARCH ESO ISS PBLA14 START 64.516
HIERARCH ESO ISS PBLA14 END 65.213
HIERARCH ESO ISS PBL23 START 56.124
HIERARCH ESO ISS PBL23 END 56.414
HIERARCH ESO ISS PBLA23 START 48.0
HIERARCH ESO ISS PBLA23 END 48.7
HIERARCH ESO ISS PBL24 START 88.894
HIERARCH ESO ISS PBL24 END 89.032
HIERARCH ESO ISS PBLA24 START 18.485
HIERARCH ESO ISS PBLA24 END 19.264
HIERARCH ESO ISS PBL34 START 48.63
HIERARCH ESO ISS PBL34 END 48.619
HIERARCH ESO ISS PBLA34 START 343.89
HIERARCH ESO ISS PBLA34 END 344.455
HIERARCH ESO ISS AMBI TAU0 START 0.004078
HIERARCH ESO ISS AMBI TAU0 END 0.003933
HIERARCH ESO ISS AMBI TEMP 13.23
HIERARCH ESO ISS AMBI FWHM START 0.59
HIERARCH ESO ISS AMBI FWHM END 0.63