Exposure
ID
GRAVI.2025-10-08T03:41:11.774_1
Header ID
GRAVI.2025-10-08T03:41:11.774
Date updated
2025-10-08 03:55:41 UTC+0000
Release date
2026-10-08 03:55:41 UTC+0000
UTC Start
2025-10-08 03:41:11.774
UTC End
2025-10-08 03:47:11.774
MJD Start
60956.15360849
MJD End
60956.157775156666
Exposure time (s)
360.0
Validation level
1
Tau 0: Coherence time (s)
0.0040185
Ambient temperature (°C)
10.47
Seeing (arcsec)
0.845
Observation
ID
70843
Category
science
Program ID
116.28SD.001
Program Title
CALIBRATING ASTEROSEISMOLOGY SCALING RELATIONS BY VLTI OBSERVATION ON GAIA BINARIES
Program Type
Normal
PI / COI
LU / KRAUS / BECK
Target
ID
52563
Name
HD_219048
RA
348.531051
DEC
-70.05772
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 87.7740 87.9490 120.6000 122.0000
A0-J2 129.1220 129.0680 104.2000 105.7000
A0-K0 121.8770 121.5020 88.4100 89.8890
G1-J2 51.3330 51.0780 75.2000 76.7000
G1-K0 66.7090 66.3030 43.9260 45.0510
J2-K0 35.1390 35.1670 354.5090 355.4740
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28SD.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60956.15360849
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HD 219048
HIERARCH ESO INS SOBJ NAME HD_219048
RA 348.531051
DEC -70.05772
HIERARCH ESO INS SPEC RES HIGH
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 377.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 12
HIERARCH ESO ISS PBL12 START 87.774
HIERARCH ESO ISS PBL12 END 87.949
HIERARCH ESO ISS PBLA12 START 120.6
HIERARCH ESO ISS PBLA12 END 122.0
HIERARCH ESO ISS PBL13 START 129.122
HIERARCH ESO ISS PBL13 END 129.068
HIERARCH ESO ISS PBLA13 START 104.2
HIERARCH ESO ISS PBLA13 END 105.7
HIERARCH ESO ISS PBL14 START 121.877
HIERARCH ESO ISS PBL14 END 121.502
HIERARCH ESO ISS PBLA14 START 88.41
HIERARCH ESO ISS PBLA14 END 89.889
HIERARCH ESO ISS PBL23 START 51.333
HIERARCH ESO ISS PBL23 END 51.078
HIERARCH ESO ISS PBLA23 START 75.2
HIERARCH ESO ISS PBLA23 END 76.7
HIERARCH ESO ISS PBL24 START 66.709
HIERARCH ESO ISS PBL24 END 66.303
HIERARCH ESO ISS PBLA24 START 43.926
HIERARCH ESO ISS PBLA24 END 45.051
HIERARCH ESO ISS PBL34 START 35.139
HIERARCH ESO ISS PBL34 END 35.167
HIERARCH ESO ISS PBLA34 START 354.509
HIERARCH ESO ISS PBLA34 END 355.474
HIERARCH ESO ISS AMBI TAU0 START 0.003833
HIERARCH ESO ISS AMBI TAU0 END 0.004204
HIERARCH ESO ISS AMBI TEMP 10.47
HIERARCH ESO ISS AMBI FWHM START 0.83
HIERARCH ESO ISS AMBI FWHM END 0.86