Exposure
ID
GRAVI.2025-11-02T06:10:41.351_1
Header ID
GRAVI.2025-11-02T06:10:41.351
Date updated
2025-11-02 06:31:16 UTC+0000
Release date
2026-11-02 06:31:16 UTC+0000
UTC Start
2025-11-02 06:10:41.351
UTC End
2025-11-02 06:17:21.351
MJD Start
60981.25742304
MJD End
60981.26205266963
Exposure time (s)
400.0
Validation level
1
Tau 0: Coherence time (s)
0.006053
Ambient temperature (°C)
10.79
Seeing (arcsec)
0.515
Observation
ID
71088
Category
science
Program ID
116.28NT.001
Program Title
UNRAVELING GALACTIC BINARY CEPHEIDS: INSIGHTS FROM INTERFEROMETRY AND THE UPCOMING GAIA DATA RELEASE
Program Type
Normal
PI / COI
GALLENNE / KERVELLA / EVANS / MÉRAND / PIETRZYNSKI / GIEREN / PILECKI
Target
ID
52768
Name
AP_Pup
RA
119.437349
DEC
-40.12333
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 60.3970 61.9260 80.8000 82.1000
A0-J2 98.2620 99.7540 49.9000 51.7000
A0-K0 113.3860 114.0530 28.4790 30.1980
G1-J2 55.8320 55.9420 16.1000 17.6000
G1-K0 90.1250 90.1340 356.4780 357.4820
J2-K0 41.9770 42.2590 329.9110 330.3670
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28NT.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60981.25742304
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME AP_Pup
HIERARCH ESO INS SOBJ NAME AP_Pup
RA 119.437349
DEC -40.12333
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 414.0
HIERARCH ESO DET2 SEQ1 DIT 100.0
HIERARCH ESO DET2 NDIT 4
HIERARCH ESO ISS PBL12 START 60.397
HIERARCH ESO ISS PBL12 END 61.926
HIERARCH ESO ISS PBLA12 START 80.8
HIERARCH ESO ISS PBLA12 END 82.1
HIERARCH ESO ISS PBL13 START 98.262
HIERARCH ESO ISS PBL13 END 99.754
HIERARCH ESO ISS PBLA13 START 49.9
HIERARCH ESO ISS PBLA13 END 51.7
HIERARCH ESO ISS PBL14 START 113.386
HIERARCH ESO ISS PBL14 END 114.053
HIERARCH ESO ISS PBLA14 START 28.479
HIERARCH ESO ISS PBLA14 END 30.198
HIERARCH ESO ISS PBL23 START 55.832
HIERARCH ESO ISS PBL23 END 55.942
HIERARCH ESO ISS PBLA23 START 16.1
HIERARCH ESO ISS PBLA23 END 17.6
HIERARCH ESO ISS PBL24 START 90.125
HIERARCH ESO ISS PBL24 END 90.134
HIERARCH ESO ISS PBLA24 START 356.478
HIERARCH ESO ISS PBLA24 END 357.482
HIERARCH ESO ISS PBL34 START 41.977
HIERARCH ESO ISS PBL34 END 42.259
HIERARCH ESO ISS PBLA34 START 329.911
HIERARCH ESO ISS PBLA34 END 330.367
HIERARCH ESO ISS AMBI TAU0 START 0.005857
HIERARCH ESO ISS AMBI TAU0 END 0.006249
HIERARCH ESO ISS AMBI TEMP 10.79
HIERARCH ESO ISS AMBI FWHM START 0.52
HIERARCH ESO ISS AMBI FWHM END 0.51