Exposure
- ID
- GRAVI.2023-08-30T09:43:16.965_2
- Header ID
- GRAVI.2023-08-30T09:43:16.965
- Date updated
- 2023-08-30 09:51:01 UTC+0000
- Release date
- 2023-08-30 09:43:16 UTC+0000
- UTC Start
- 2023-08-30 09:43:16.965
- UTC End
- 2023-08-30 09:44:20.965
- MJD Start
- 60186.40505746
- MJD End
- 60186.405798200736
- Exposure time (s)
- 64.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003312
- Ambient temperature (°C)
- 11.25
- Seeing (arcsec)
- 1.42
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 | 56.2110 | 56.1980 | 23.1000 | 23.3000 |
| U1-U3 | 102.0010 | 101.9770 | 29.4000 | 29.5000 |
| U1-U4 | 130.2090 | 130.2090 | 56.9270 | 57.1260 |
| U2-U3 | 46.5350 | 46.5250 | 37.0000 | 37.1000 |
| U2-U4 | 89.1890 | 89.2200 | 77.4700 | 77.6720 |
| U3-U4 | 61.7150 | 61.7610 | 106.7960 | 106.9810 |
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 | 60186.40505746 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD25535 |
| HIERARCH ESO INS SOBJ NAME | HD25535 |
| RA | 60.519381 |
| DEC | -34.4821 |
| 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 | 56.211 |
| HIERARCH ESO ISS PBL12 END | 56.198 |
| HIERARCH ESO ISS PBLA12 START | 23.1 |
| HIERARCH ESO ISS PBLA12 END | 23.3 |
| HIERARCH ESO ISS PBL13 START | 102.001 |
| HIERARCH ESO ISS PBL13 END | 101.977 |
| HIERARCH ESO ISS PBLA13 START | 29.4 |
| HIERARCH ESO ISS PBLA13 END | 29.5 |
| HIERARCH ESO ISS PBL14 START | 130.209 |
| HIERARCH ESO ISS PBL14 END | 130.209 |
| HIERARCH ESO ISS PBLA14 START | 56.927 |
| HIERARCH ESO ISS PBLA14 END | 57.126 |
| HIERARCH ESO ISS PBL23 START | 46.535 |
| HIERARCH ESO ISS PBL23 END | 46.525 |
| HIERARCH ESO ISS PBLA23 START | 37.0 |
| HIERARCH ESO ISS PBLA23 END | 37.1 |
| HIERARCH ESO ISS PBL24 START | 89.189 |
| HIERARCH ESO ISS PBL24 END | 89.22 |
| HIERARCH ESO ISS PBLA24 START | 77.47 |
| HIERARCH ESO ISS PBLA24 END | 77.672 |
| HIERARCH ESO ISS PBL34 START | 61.715 |
| HIERARCH ESO ISS PBL34 END | 61.761 |
| HIERARCH ESO ISS PBLA34 START | 106.796 |
| HIERARCH ESO ISS PBLA34 END | 106.981 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003453 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003171 |
| HIERARCH ESO ISS AMBI TEMP | 11.25 |
| HIERARCH ESO ISS AMBI FWHM START | 1.44 |
| HIERARCH ESO ISS AMBI FWHM END | 1.4 |
| HIERARCH ESO FT ROBJ NAME | HD25535B |
| HIERARCH ESO FT ROBJ ALPHA | 040203.5077 |
| HIERARCH ESO FT ROBJ DELTA | -342855.0051 |