Exposure
- ID
- GRAVI.2023-09-25T07:27:16.745_2
- Header ID
- GRAVI.2023-09-25T07:27:16.745
- Date updated
- 2023-09-25 07:35:21 UTC+0000
- Release date
- 2023-09-25 07:27:16 UTC+0000
- UTC Start
- 2023-09-25 07:27:16.745
- UTC End
- 2023-09-25 07:28:20.745
- MJD Start
- 60212.31061047
- MJD End
- 60212.31135121074
- Exposure time (s)
- 64.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0049375
- Ambient temperature (°C)
- 15.41
- Seeing (arcsec)
- 0.92
Observation
- ID
- 57104
- 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
- 42334
- Name
- HD25535B
- RA
- 60.51473625
- DEC
- -34.48183463888889
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 | 56.4310 | 56.4250 | 18.9000 | 19.1000 |
| U1-U3 | 102.3670 | 102.3590 | 25.0000 | 25.2000 |
| U1-U4 | 129.5410 | 129.5920 | 51.9200 | 52.1360 |
| U2-U3 | 46.6410 | 46.6410 | 32.4000 | 32.6000 |
| U2-U4 | 87.8010 | 87.8810 | 72.4320 | 72.6470 |
| U3-U4 | 60.1440 | 60.2270 | 102.3850 | 102.5660 |
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 | 60212.31061047 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD25535 |
| HIERARCH ESO INS SOBJ NAME | HD25535 |
| RA | 60.519472 |
| DEC | -34.48211 |
| 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 | 56.431 |
| HIERARCH ESO ISS PBL12 END | 56.425 |
| HIERARCH ESO ISS PBLA12 START | 18.9 |
| HIERARCH ESO ISS PBLA12 END | 19.1 |
| HIERARCH ESO ISS PBL13 START | 102.367 |
| HIERARCH ESO ISS PBL13 END | 102.359 |
| HIERARCH ESO ISS PBLA13 START | 25.0 |
| HIERARCH ESO ISS PBLA13 END | 25.2 |
| HIERARCH ESO ISS PBL14 START | 129.541 |
| HIERARCH ESO ISS PBL14 END | 129.592 |
| HIERARCH ESO ISS PBLA14 START | 51.92 |
| HIERARCH ESO ISS PBLA14 END | 52.136 |
| HIERARCH ESO ISS PBL23 START | 46.641 |
| HIERARCH ESO ISS PBL23 END | 46.641 |
| HIERARCH ESO ISS PBLA23 START | 32.4 |
| HIERARCH ESO ISS PBLA23 END | 32.6 |
| HIERARCH ESO ISS PBL24 START | 87.801 |
| HIERARCH ESO ISS PBL24 END | 87.881 |
| HIERARCH ESO ISS PBLA24 START | 72.432 |
| HIERARCH ESO ISS PBLA24 END | 72.647 |
| HIERARCH ESO ISS PBL34 START | 60.144 |
| HIERARCH ESO ISS PBL34 END | 60.227 |
| HIERARCH ESO ISS PBLA34 START | 102.385 |
| HIERARCH ESO ISS PBLA34 END | 102.566 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004809 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005066 |
| HIERARCH ESO ISS AMBI TEMP | 15.41 |
| HIERARCH ESO ISS AMBI FWHM START | 0.92 |
| HIERARCH ESO ISS AMBI FWHM END | 0.92 |
| HIERARCH ESO FT ROBJ NAME | HD25535B |
| HIERARCH ESO FT ROBJ ALPHA | 040203.5367 |
| HIERARCH ESO FT ROBJ DELTA | -342854.6047 |