Exposure
ID
GRAVI.2025-08-23T23:50:28.260_1
Header ID
GRAVI.2025-08-23T23:50:28.260
Date updated
2025-08-24 00:06:04 UTC+0000
Release date
2025-08-24 00:06:04 UTC+0000
UTC Start
2025-08-23 23:50:28.260
UTC End
2025-08-23 23:55:28.260
MJD Start
60910.99338264
MJD End
60910.99685486222
Exposure time (s)
300.0
Validation level
1
Tau 0: Coherence time (s)
0.003164
Ambient temperature (°C)
6.2
Seeing (arcsec)
0.8200000000000001
Observation
ID
70089
Category
science
Program ID
115.2811.001
Program Title
REFERENCE STAR VETTING FOR THE CORONAGRAPHIC INSTRUMENT OF THE ROMAN SPACE TELESCOPE
Program Type
Normal
PI / COI
BRANDNER / CHAUVIN / BAILEY / BILLER / DE ROSA / GIRARD / GREENBAUM / HOM / KERVELLA / KRAUSE / LAGRANGE / MAZOYER / MOURARD / SANCHEZ / SAUTER / SCHRAGAL / STAPELFELDT / VIGAN / WANG / WOLFF / CARRIÓN-GONZÁLEZ
Target
ID
52002
Name
ZetOph
RA
249.288674
DEC
-10.56694
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-COMBINED
Instrument sub-mode
SINGLE
Stations
A0 B5 J2 J6
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B5 46.5760 46.4310 155.0000 155.6000
A0-J2 127.0400 126.4290 94.7000 95.0000
A0-J6 168.1090 168.3810 30.1560 30.5740
B5-J2 111.5730 111.3180 73.4000 73.6000
B5-J6 198.4290 198.7210 19.0460 19.5480
J2-J6 161.3050 161.0110 344.8440 345.5000
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 115.2811.001
HIERARCH ESO DPR CATG SCIENCE
HIERARCH ESO DPR TYPE OBJECT,SINGLE
MJD-OBS 60910.99338264
HIERARCH ESO DPR TECH INTERFEROMETRY,DIRECT
HIERARCH ESO OBS TARG NAME zet Oph
HIERARCH ESO INS SOBJ NAME ZetOph
RA 249.288674
DEC -10.56694
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 J2
HIERARCH ESO ISS CONF STATION4 J6
EXPTIME 339.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 100
HIERARCH ESO ISS PBL12 START 46.576
HIERARCH ESO ISS PBL12 END 46.431
HIERARCH ESO ISS PBLA12 START 155.0
HIERARCH ESO ISS PBLA12 END 155.6
HIERARCH ESO ISS PBL13 START 127.04
HIERARCH ESO ISS PBL13 END 126.429
HIERARCH ESO ISS PBLA13 START 94.7
HIERARCH ESO ISS PBLA13 END 95.0
HIERARCH ESO ISS PBL14 START 168.109
HIERARCH ESO ISS PBL14 END 168.381
HIERARCH ESO ISS PBLA14 START 30.156
HIERARCH ESO ISS PBLA14 END 30.574
HIERARCH ESO ISS PBL23 START 111.573
HIERARCH ESO ISS PBL23 END 111.318
HIERARCH ESO ISS PBLA23 START 73.4
HIERARCH ESO ISS PBLA23 END 73.6
HIERARCH ESO ISS PBL24 START 198.429
HIERARCH ESO ISS PBL24 END 198.721
HIERARCH ESO ISS PBLA24 START 19.046
HIERARCH ESO ISS PBLA24 END 19.548
HIERARCH ESO ISS PBL34 START 161.305
HIERARCH ESO ISS PBL34 END 161.011
HIERARCH ESO ISS PBLA34 START 344.844
HIERARCH ESO ISS PBLA34 END 345.5
HIERARCH ESO ISS AMBI TAU0 START 0.002895
HIERARCH ESO ISS AMBI TAU0 END 0.003433
HIERARCH ESO ISS AMBI TEMP 6.2
HIERARCH ESO ISS AMBI FWHM START 0.8
HIERARCH ESO ISS AMBI FWHM END 0.84