Exposure
ID
GRAVI.2025-11-23T05:35:58.178_1
Header ID
GRAVI.2025-11-23T05:35:58.178
Date updated
2025-11-23 05:45:50 UTC+0000
Release date
2026-11-23 05:45:50 UTC+0000
UTC Start
2025-11-23 05:35:58.178
UTC End
2025-11-23 05:38:38.178
MJD Start
61002.23331224
MJD End
61002.23516409186
Exposure time (s)
160.0
Validation level
1
Tau 0: Coherence time (s)
0.005637
Ambient temperature (°C)
12.27
Seeing (arcsec)
0.75
Observation
ID
71838
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
53332
Name
V_RS_Pup
RA
123.264839
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 40.9760 41.1700 135.3000 135.5000
A0-D0 28.0690 28.1690 38.0000 38.6000
A0-G1 67.2200 67.8590 91.6850 92.0850
B5-D0 52.5450 52.5690 347.3000 347.6000
B5-G1 47.0210 47.3180 54.7080 55.3790
D0-G1 55.4310 55.8610 115.7750 115.9780
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 61002.23331224
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V RS Pup
HIERARCH ESO INS SOBJ NAME V_RS_Pup
RA 123.264839
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 40.976
HIERARCH ESO ISS PBL12 END 41.17
HIERARCH ESO ISS PBLA12 START 135.3
HIERARCH ESO ISS PBLA12 END 135.5
HIERARCH ESO ISS PBL13 START 28.069
HIERARCH ESO ISS PBL13 END 28.169
HIERARCH ESO ISS PBLA13 START 38.0
HIERARCH ESO ISS PBLA13 END 38.6
HIERARCH ESO ISS PBL14 START 67.22
HIERARCH ESO ISS PBL14 END 67.859
HIERARCH ESO ISS PBLA14 START 91.685
HIERARCH ESO ISS PBLA14 END 92.085
HIERARCH ESO ISS PBL23 START 52.545
HIERARCH ESO ISS PBL23 END 52.569
HIERARCH ESO ISS PBLA23 START 347.3
HIERARCH ESO ISS PBLA23 END 347.6
HIERARCH ESO ISS PBL24 START 47.021
HIERARCH ESO ISS PBL24 END 47.318
HIERARCH ESO ISS PBLA24 START 54.708
HIERARCH ESO ISS PBLA24 END 55.379
HIERARCH ESO ISS PBL34 START 55.431
HIERARCH ESO ISS PBL34 END 55.861
HIERARCH ESO ISS PBLA34 START 115.775
HIERARCH ESO ISS PBLA34 END 115.978
HIERARCH ESO ISS AMBI TAU0 START 0.005199
HIERARCH ESO ISS AMBI TAU0 END 0.006075
HIERARCH ESO ISS AMBI TEMP 12.27
HIERARCH ESO ISS AMBI FWHM START 0.79
HIERARCH ESO ISS AMBI FWHM END 0.71