Exposure
ID
GRAVI.2025-10-20T08:13:21.456_1
Header ID
GRAVI.2025-10-20T08:13:21.456
Date updated
2025-10-20 08:20:55 UTC+0000
Release date
2026-10-20 08:20:55 UTC+0000
UTC Start
2025-10-20 08:13:21.456
UTC End
2025-10-20 08:16:01.456
MJD Start
60968.34260944
MJD End
60968.344461291854
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.00839
Ambient temperature (°C)
14.38
Seeing (arcsec)
0.7050000000000001
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 42.4600 42.6320 136.6000 136.8000
A0-D0 28.8790 28.9790 43.3000 43.9000
A0-G1 72.1320 72.7060 94.8340 95.2170
B5-D0 52.7220 52.7400 349.7000 350.1000
B5-G1 49.3640 49.6470 59.8770 60.4880
D0-G1 58.7170 59.0990 117.5000 117.7280
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 60968.34260944
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 42.46
HIERARCH ESO ISS PBL12 END 42.632
HIERARCH ESO ISS PBLA12 START 136.6
HIERARCH ESO ISS PBLA12 END 136.8
HIERARCH ESO ISS PBL13 START 28.879
HIERARCH ESO ISS PBL13 END 28.979
HIERARCH ESO ISS PBLA13 START 43.3
HIERARCH ESO ISS PBLA13 END 43.9
HIERARCH ESO ISS PBL14 START 72.132
HIERARCH ESO ISS PBL14 END 72.706
HIERARCH ESO ISS PBLA14 START 94.834
HIERARCH ESO ISS PBLA14 END 95.217
HIERARCH ESO ISS PBL23 START 52.722
HIERARCH ESO ISS PBL23 END 52.74
HIERARCH ESO ISS PBLA23 START 349.7
HIERARCH ESO ISS PBLA23 END 350.1
HIERARCH ESO ISS PBL24 START 49.364
HIERARCH ESO ISS PBL24 END 49.647
HIERARCH ESO ISS PBLA24 START 59.877
HIERARCH ESO ISS PBLA24 END 60.488
HIERARCH ESO ISS PBL34 START 58.717
HIERARCH ESO ISS PBL34 END 59.099
HIERARCH ESO ISS PBLA34 START 117.5
HIERARCH ESO ISS PBLA34 END 117.728
HIERARCH ESO ISS AMBI TAU0 START 0.008601
HIERARCH ESO ISS AMBI TAU0 END 0.008179
HIERARCH ESO ISS AMBI TEMP 14.38
HIERARCH ESO ISS AMBI FWHM START 0.76
HIERARCH ESO ISS AMBI FWHM END 0.65