Exposure
- ID
- GRAVI.2023-09-01T09:39:11.001_2
- Header ID
- GRAVI.2023-09-01T09:39:11.001
- Date updated
- 2023-09-01 09:45:25 UTC+0000
- Release date
- 2023-09-01 09:39:11 UTC+0000
- UTC Start
- 2023-09-01 09:39:11.001
- UTC End
- 2023-09-01 09:40:15.001
- MJD Start
- 60188.40221066
- MJD End
- 60188.40295140074
- Exposure time (s)
- 64.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0020239999999999998
- Ambient temperature (°C)
- 11.23
- Seeing (arcsec)
- 1.51
Observation
- ID
- 56820
- Category
- calibrator
- Program ID
- 111.24MN.001
- Program Title
- MONITORING 51 ERI B FOR A PERTURBING INNER COMPANION
- Program Type
- Monitoring
- PI / COI
- BALMER/ KAMMERER/ PUEYO/ LACOUR/ MAIRE/ WANG/ NOWAK/ STOLKER/ MOLLIERE/ CORREIA/ HINKLEY/ POURRÉ/ BOURDAROT/ OTTEN/ KERVELLA/ CASELLI/ BENISTY/ SAMLAND/ RICKMAN
Target
- ID
- 42109
- Name
- HD25535B
- RA
- 60.51461541666666
- DEC
- -34.481945861111114
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 | 56.1760 | 56.1630 | 23.6000 | 23.7000 |
| U1-U3 | 101.9360 | 101.9100 | 29.9000 | 30.0000 |
| U1-U4 | 130.2040 | 130.1980 | 57.4690 | 57.6650 |
| U2-U3 | 46.5080 | 46.4970 | 37.5000 | 37.6000 |
| U2-U4 | 89.2680 | 89.2930 | 78.0240 | 78.2260 |
| U3-U4 | 61.8360 | 61.8780 | 107.3040 | 107.4900 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 111.24MN.001 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 60188.40221066 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD25535 |
| HIERARCH ESO INS SOBJ NAME | HD25535 |
| RA | 60.519382 |
| DEC | -34.48204 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| 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 | 86.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 1.0 |
| HIERARCH ESO DET2 NDIT | 64 |
| HIERARCH ESO ISS PBL12 START | 56.176 |
| HIERARCH ESO ISS PBL12 END | 56.163 |
| HIERARCH ESO ISS PBLA12 START | 23.6 |
| HIERARCH ESO ISS PBLA12 END | 23.7 |
| HIERARCH ESO ISS PBL13 START | 101.936 |
| HIERARCH ESO ISS PBL13 END | 101.91 |
| HIERARCH ESO ISS PBLA13 START | 29.9 |
| HIERARCH ESO ISS PBLA13 END | 30.0 |
| HIERARCH ESO ISS PBL14 START | 130.204 |
| HIERARCH ESO ISS PBL14 END | 130.198 |
| HIERARCH ESO ISS PBLA14 START | 57.469 |
| HIERARCH ESO ISS PBLA14 END | 57.665 |
| HIERARCH ESO ISS PBL23 START | 46.508 |
| HIERARCH ESO ISS PBL23 END | 46.497 |
| HIERARCH ESO ISS PBLA23 START | 37.5 |
| HIERARCH ESO ISS PBLA23 END | 37.6 |
| HIERARCH ESO ISS PBL24 START | 89.268 |
| HIERARCH ESO ISS PBL24 END | 89.293 |
| HIERARCH ESO ISS PBLA24 START | 78.024 |
| HIERARCH ESO ISS PBLA24 END | 78.226 |
| HIERARCH ESO ISS PBL34 START | 61.836 |
| HIERARCH ESO ISS PBL34 END | 61.878 |
| HIERARCH ESO ISS PBLA34 START | 107.304 |
| HIERARCH ESO ISS PBLA34 END | 107.49 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.001784 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002264 |
| HIERARCH ESO ISS AMBI TEMP | 11.23 |
| HIERARCH ESO ISS AMBI FWHM START | 1.66 |
| HIERARCH ESO ISS AMBI FWHM END | 1.36 |
| HIERARCH ESO FT ROBJ NAME | HD25535B |
| HIERARCH ESO FT ROBJ ALPHA | 040203.5077 |
| HIERARCH ESO FT ROBJ DELTA | -342855.0051 |