Exposure
- ID
- GRAVI.2022-11-11T03:17:50.156_2
- Header ID
- GRAVI.2022-11-11T03:17:50.156
- Date updated
- 2022-11-11 03:32:50 UTC+0000
- Release date
- 2022-11-11 03:32:50 UTC+0000
- UTC Start
- 2022-11-11 03:17:50.156
- UTC End
- 2022-11-11 03:18:54.156
- MJD Start
- 59894.13738606
- MJD End
- 59894.1381268007
- Exposure time (s)
- 64.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003852
- Ambient temperature (°C)
- 10.81
- Seeing (arcsec)
- 0.73
Observation
- ID
- 53113
- Category
- science
- Program ID
- 60.A-9801(U)
- Program Title
- TECHNICAL TIME
- Program Type
- Normal
- PI / COI
- OBSERVATORY, P
Target
- ID
- 39460
- Name
- 55_Eri_B
- RA
- 70.894775
- DEC
- -8.79431194444444
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- U1 U2 U3 U4
Projected baselines
Baseline | Length start | Length end | Angle start | Angle end |
---|---|---|---|---|
U1-U2 | 50.7710 | 50.7860 | 4.9000 | 5.2000 |
U1-U3 | 88.9880 | 89.0540 | 10.9000 | 11.1000 |
U1-U4 | 98.2100 | 98.6010 | 42.5780 | 42.8850 |
U2-U3 | 38.8510 | 38.9060 | 18.7000 | 19.0000 |
U2-U4 | 65.8020 | 66.1800 | 70.7200 | 70.8930 |
U3-U4 | 51.9110 | 52.1300 | 106.8930 | 106.8780 |
Header: used keywords
Key | Value |
---|---|
HIERARCH ESO OBS PROG ID | 60.A-9801(U) |
HIERARCH ESO DPR CATG | SCIENCE |
HIERARCH ESO DPR TYPE | OBJECT,DUAL |
MJD-OBS | 59894.13738606 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | 55 Eri A |
HIERARCH ESO INS SOBJ NAME | 55_Eri_A |
RA | 70.895165 |
DEC | -8.79481 |
HIERARCH ESO INS SPEC RES | MEDIUM |
HIERARCH ESO INS POLA MODE | SPLIT |
HIERARCH ESO ISS CONF NTEL | 4 |
HIERARCH ESO ISS CONF STATION1 | U1 |
HIERARCH ESO ISS CONF STATION2 | U2 |
HIERARCH ESO ISS CONF STATION3 | U3 |
HIERARCH ESO ISS CONF STATION4 | U4 |
EXPTIME | 94.0 |
HIERARCH ESO DET2 SEQ1 DIT | 1.0 |
HIERARCH ESO DET2 NDIT | 64 |
HIERARCH ESO ISS PBL12 START | 50.771 |
HIERARCH ESO ISS PBL12 END | 50.786 |
HIERARCH ESO ISS PBLA12 START | 4.9 |
HIERARCH ESO ISS PBLA12 END | 5.2 |
HIERARCH ESO ISS PBL13 START | 88.988 |
HIERARCH ESO ISS PBL13 END | 89.054 |
HIERARCH ESO ISS PBLA13 START | 10.9 |
HIERARCH ESO ISS PBLA13 END | 11.1 |
HIERARCH ESO ISS PBL14 START | 98.21 |
HIERARCH ESO ISS PBL14 END | 98.601 |
HIERARCH ESO ISS PBLA14 START | 42.578 |
HIERARCH ESO ISS PBLA14 END | 42.885 |
HIERARCH ESO ISS PBL23 START | 38.851 |
HIERARCH ESO ISS PBL23 END | 38.906 |
HIERARCH ESO ISS PBLA23 START | 18.7 |
HIERARCH ESO ISS PBLA23 END | 19.0 |
HIERARCH ESO ISS PBL24 START | 65.802 |
HIERARCH ESO ISS PBL24 END | 66.18 |
HIERARCH ESO ISS PBLA24 START | 70.72 |
HIERARCH ESO ISS PBLA24 END | 70.893 |
HIERARCH ESO ISS PBL34 START | 51.911 |
HIERARCH ESO ISS PBL34 END | 52.13 |
HIERARCH ESO ISS PBLA34 START | 106.893 |
HIERARCH ESO ISS PBLA34 END | 106.878 |
HIERARCH ESO ISS AMBI TAU0 START | 0.003906 |
HIERARCH ESO ISS AMBI TAU0 END | 0.003798 |
HIERARCH ESO ISS AMBI TEMP | 10.81 |
HIERARCH ESO ISS AMBI FWHM START | 0.73 |
HIERARCH ESO ISS AMBI FWHM END | 0.73 |
HIERARCH ESO FT ROBJ NAME | 55_Eri_B |
HIERARCH ESO FT ROBJ ALPHA | 044334.746 |
HIERARCH ESO FT ROBJ DELTA | -084739.523 |