Exposure
ID
GRAVI.2022-04-12T02:51:43.528_1
Header ID
GRAVI.2022-04-12T02:51:43.528
Date updated
2022-04-12 03:02:04 UTC+0000
Release date
2023-04-12 03:02:04 UTC+0000
UTC Start
2022-04-12 02:51:43.528
UTC End
2022-04-12 02:55:43.528
MJD Start
59681.1192538
MJD End
59681.1220315778
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.003264
Ambient temperature (°C)
9.63
Seeing (arcsec)
0.635
Observation
ID
50476
Category
science
Program ID
108.221X.001
Program Title
HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART I
Program Type
Normal
PI / COI
GALLENNE/ PIETRZYNSKI/ GRACZYK/ PILECKI/ KERVELLA/ MÉRAND/ GIEREN
Target
ID
37726
Name
PX_Hya
RA
158.375502
DEC
-20.18122
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
MEDIUM-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 G1 J2 K0
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-G1 87.9880 87.6670 121.8000 122.3000
A0-J2 125.6890 125.1560 97.9000 98.3000
A0-K0 125.4800 125.0400 75.6850 75.9990
G1-J2 57.5490 57.4100 59.7000 60.0000
G1-K0 90.3930 90.3540 31.1640 31.4880
J2-K0 48.4020 48.3970 356.5510 357.0160
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 108.221X.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59681.1192538
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME V PX Hya
HIERARCH ESO INS SOBJ NAME PX_Hya
RA 158.375502
DEC -20.18122
HIERARCH ESO INS SPEC RES MEDIUM
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 255.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 87.988
HIERARCH ESO ISS PBL12 END 87.667
HIERARCH ESO ISS PBLA12 START 121.8
HIERARCH ESO ISS PBLA12 END 122.3
HIERARCH ESO ISS PBL13 START 125.689
HIERARCH ESO ISS PBL13 END 125.156
HIERARCH ESO ISS PBLA13 START 97.9
HIERARCH ESO ISS PBLA13 END 98.3
HIERARCH ESO ISS PBL14 START 125.48
HIERARCH ESO ISS PBL14 END 125.04
HIERARCH ESO ISS PBLA14 START 75.685
HIERARCH ESO ISS PBLA14 END 75.999
HIERARCH ESO ISS PBL23 START 57.549
HIERARCH ESO ISS PBL23 END 57.41
HIERARCH ESO ISS PBLA23 START 59.7
HIERARCH ESO ISS PBLA23 END 60.0
HIERARCH ESO ISS PBL24 START 90.393
HIERARCH ESO ISS PBL24 END 90.354
HIERARCH ESO ISS PBLA24 START 31.164
HIERARCH ESO ISS PBLA24 END 31.488
HIERARCH ESO ISS PBL34 START 48.402
HIERARCH ESO ISS PBL34 END 48.397
HIERARCH ESO ISS PBLA34 START 356.551
HIERARCH ESO ISS PBLA34 END 357.016
HIERARCH ESO ISS AMBI TAU0 START 0.003264
HIERARCH ESO ISS AMBI TAU0 END 0.003264
HIERARCH ESO ISS AMBI TEMP 9.63
HIERARCH ESO ISS AMBI FWHM START 0.61
HIERARCH ESO ISS AMBI FWHM END 0.66