Exposure
ID
GRAVI.2021-10-06T01:29:57.181_1
Header ID
GRAVI.2021-10-06T01:29:57.181
Date updated
2021-10-06 01:41:33 UTC+0000
Release date
2022-10-06 01:41:33 UTC+0000
UTC Start
2021-10-06 01:29:57.181
UTC End
2021-10-06 01:33:57.181
MJD Start
59493.06246737
MJD End
59493.0652451478
Exposure time (s)
240.0
Validation level
1
Tau 0: Coherence time (s)
0.0038185
Ambient temperature (°C)
13.99
Seeing (arcsec)
0.72
Observation
ID
48439
Category
science
Program ID
105.207C.001
Program Title
HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART II
Program Type
Normal
PI / COI
GALLENNE/ GIEREN/ PIETRZYNSKI/ GRACZYK/ PILECKI/ KERVELLA/ MERAND
Target
ID
36319
Name
HR_7578
RA
298.570849
DEC
-23.94306
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 83.9640 83.5220 130.4000 131.1000
A0-J2 116.7360 115.8130 105.3000 105.9000
A0-K0 116.2530 115.3370 81.2550 81.6190
G1-J2 54.0490 53.7110 64.2000 64.4000
G1-K0 88.3030 88.1050 35.2580 35.5090
J2-K0 48.6100 48.6120 2.7380 3.2090
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 105.207C.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 59493.06246737
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME HR_7578
HIERARCH ESO INS SOBJ NAME HR_7578
RA 298.570849
DEC -23.94306
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 256.0
HIERARCH ESO DET2 SEQ1 DIT 30.0
HIERARCH ESO DET2 NDIT 8
HIERARCH ESO ISS PBL12 START 83.964
HIERARCH ESO ISS PBL12 END 83.522
HIERARCH ESO ISS PBLA12 START 130.4
HIERARCH ESO ISS PBLA12 END 131.1
HIERARCH ESO ISS PBL13 START 116.736
HIERARCH ESO ISS PBL13 END 115.813
HIERARCH ESO ISS PBLA13 START 105.3
HIERARCH ESO ISS PBLA13 END 105.9
HIERARCH ESO ISS PBL14 START 116.253
HIERARCH ESO ISS PBL14 END 115.337
HIERARCH ESO ISS PBLA14 START 81.255
HIERARCH ESO ISS PBLA14 END 81.619
HIERARCH ESO ISS PBL23 START 54.049
HIERARCH ESO ISS PBL23 END 53.711
HIERARCH ESO ISS PBLA23 START 64.2
HIERARCH ESO ISS PBLA23 END 64.4
HIERARCH ESO ISS PBL24 START 88.303
HIERARCH ESO ISS PBL24 END 88.105
HIERARCH ESO ISS PBLA24 START 35.258
HIERARCH ESO ISS PBLA24 END 35.509
HIERARCH ESO ISS PBL34 START 48.61
HIERARCH ESO ISS PBL34 END 48.612
HIERARCH ESO ISS PBLA34 START 2.738
HIERARCH ESO ISS PBLA34 END 3.209
HIERARCH ESO ISS AMBI TAU0 START 0.003764
HIERARCH ESO ISS AMBI TAU0 END 0.003873
HIERARCH ESO ISS AMBI TEMP 13.99
HIERARCH ESO ISS AMBI FWHM START 0.77
HIERARCH ESO ISS AMBI FWHM END 0.67