Exposure
ID
GRAVI.2025-10-20T08:23:18.481_1
Header ID
GRAVI.2025-10-20T08:23:18.481
Date updated
2025-10-20 08:31:23 UTC+0000
Release date
2026-10-20 08:31:23 UTC+0000
UTC Start
2025-10-20 08:23:18.481
UTC End
2025-10-20 08:25:58.481
MJD Start
60968.34951946
MJD End
60968.35137131185
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.0056565
Ambient temperature (°C)
14.15
Seeing (arcsec)
1.045
Observation
ID
70977
Category
science
Program ID
116.28NF.002
Program Title
CIRCUMSTELLAR ENVELOPES OF NEARBY CEPHEIDS WITH GRAVITY TO REFINE THE PERIOD-LUMINOSITY RELATION IN THE JWST ERA
Program Type
Normal
PI / COI
HOCDÉ / NARDETTO / GALLENNE / LEFTLEY / KERVELLA / MÉRAND / PIETRZYNSKI / KAMINSKI / GIEREN / BAILLEUL / BRAS
Target
ID
52671
Name
V_RS_Pup
RA
123.26484
DEC
-34.57851
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B5 D0 G1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 43.0270 43.1900 137.2000 137.4000
A0-D0 29.2140 29.3130 45.3000 46.0000
A0-G1 74.0270 74.5760 96.1080 96.4840
B5-D0 52.7810 52.7970 350.8000 351.1000
B5-G1 50.3040 50.5780 61.8950 62.4830
D0-G1 59.9770 60.3400 118.2720 118.5070
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 116.28NF.002
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60968.34951946
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RS Pup
HIERARCH ESO INS SOBJ NAME V_RS_Pup
RA 123.26484
DEC -34.57851
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 B5
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 G1
EXPTIME 178.0
HIERARCH ESO DET2 SEQ1 DIT 10.0
HIERARCH ESO DET2 NDIT 16
HIERARCH ESO ISS PBL12 START 43.027
HIERARCH ESO ISS PBL12 END 43.19
HIERARCH ESO ISS PBLA12 START 137.2
HIERARCH ESO ISS PBLA12 END 137.4
HIERARCH ESO ISS PBL13 START 29.214
HIERARCH ESO ISS PBL13 END 29.313
HIERARCH ESO ISS PBLA13 START 45.3
HIERARCH ESO ISS PBLA13 END 46.0
HIERARCH ESO ISS PBL14 START 74.027
HIERARCH ESO ISS PBL14 END 74.576
HIERARCH ESO ISS PBLA14 START 96.108
HIERARCH ESO ISS PBLA14 END 96.484
HIERARCH ESO ISS PBL23 START 52.781
HIERARCH ESO ISS PBL23 END 52.797
HIERARCH ESO ISS PBLA23 START 350.8
HIERARCH ESO ISS PBLA23 END 351.1
HIERARCH ESO ISS PBL24 START 50.304
HIERARCH ESO ISS PBL24 END 50.578
HIERARCH ESO ISS PBLA24 START 61.895
HIERARCH ESO ISS PBLA24 END 62.483
HIERARCH ESO ISS PBL34 START 59.977
HIERARCH ESO ISS PBL34 END 60.34
HIERARCH ESO ISS PBLA34 START 118.272
HIERARCH ESO ISS PBLA34 END 118.507
HIERARCH ESO ISS AMBI TAU0 START 0.005303
HIERARCH ESO ISS AMBI TAU0 END 0.00601
HIERARCH ESO ISS AMBI TEMP 14.15
HIERARCH ESO ISS AMBI FWHM START 1.06
HIERARCH ESO ISS AMBI FWHM END 1.03