Exposure
- ID
- GRAVI.2021-10-06T02:41:23.892_2
- Header ID
- GRAVI.2021-10-06T02:41:23.892
- Date updated
- 2021-10-06 02:51:18 UTC+0000
- Release date
- 2022-10-06 02:51:18 UTC+0000
- UTC Start
- 2021-10-06 02:41:23.892
- UTC End
- 2021-10-06 02:43:47.892
- MJD Start
- 59493.11208208
- MJD End
- 59493.1137487467
- Exposure time (s)
- 144.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004447
- Ambient temperature (°C)
- 13.98
- Seeing (arcsec)
- 0.375
Observation
- ID
- 48442
- Category
- science
- Program ID
- 108.22F1.001
- Program Title
- ASTROMETRIC DETECTION OF PLANETS AROUND M-DWARFS WITH GRAVITY (PART II)
- Program Type
- GTO
- PI / COI
- EISENHAUER/ BOURDAROT/ PFUHL/ GILLESSEN/ LACOUR/ PERRIN/ KERVELLA/ BRANDNER/ GARCIA/ STRAUBMEIER/ WIDMANN/ ROUSSELET-PERRAUT/ STURM
Target
- ID
- 32592
- Name
- WDS_J20452-3120B
- RA
- 310.4631625
- DEC
- -32.43523
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- A0 G1 J2 K0
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 85.1060 | 84.8860 | 137.0000 | 137.5000 |
| A0-J2 | 114.4940 | 113.9160 | 113.0000 | 113.5000 |
| A0-K0 | 109.9540 | 109.2670 | 88.2810 | 88.6530 |
| G1-J2 | 50.4110 | 50.1240 | 69.8000 | 70.1000 |
| G1-K0 | 83.5670 | 83.3400 | 38.3590 | 38.5440 |
| J2-K0 | 48.3310 | 48.3250 | 5.4000 | 5.7120 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 108.22F1.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59493.11208208 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | ATMic |
| HIERARCH ESO INS SOBJ NAME | WDS_J20452-3120C |
| RA | 310.462305 |
| DEC | -32.43713 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | SPLIT |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | A0 |
| HIERARCH ESO ISS CONF STATION2 | G1 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | K0 |
| EXPTIME | 170.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 3.0 |
| HIERARCH ESO DET2 NDIT | 48 |
| HIERARCH ESO ISS PBL12 START | 85.106 |
| HIERARCH ESO ISS PBL12 END | 84.886 |
| HIERARCH ESO ISS PBLA12 START | 137.0 |
| HIERARCH ESO ISS PBLA12 END | 137.5 |
| HIERARCH ESO ISS PBL13 START | 114.494 |
| HIERARCH ESO ISS PBL13 END | 113.916 |
| HIERARCH ESO ISS PBLA13 START | 113.0 |
| HIERARCH ESO ISS PBLA13 END | 113.5 |
| HIERARCH ESO ISS PBL14 START | 109.954 |
| HIERARCH ESO ISS PBL14 END | 109.267 |
| HIERARCH ESO ISS PBLA14 START | 88.281 |
| HIERARCH ESO ISS PBLA14 END | 88.653 |
| HIERARCH ESO ISS PBL23 START | 50.411 |
| HIERARCH ESO ISS PBL23 END | 50.124 |
| HIERARCH ESO ISS PBLA23 START | 69.8 |
| HIERARCH ESO ISS PBLA23 END | 70.1 |
| HIERARCH ESO ISS PBL24 START | 83.567 |
| HIERARCH ESO ISS PBL24 END | 83.34 |
| HIERARCH ESO ISS PBLA24 START | 38.359 |
| HIERARCH ESO ISS PBLA24 END | 38.544 |
| HIERARCH ESO ISS PBL34 START | 48.331 |
| HIERARCH ESO ISS PBL34 END | 48.325 |
| HIERARCH ESO ISS PBLA34 START | 5.4 |
| HIERARCH ESO ISS PBLA34 END | 5.712 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004447 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004447 |
| HIERARCH ESO ISS AMBI TEMP | 13.98 |
| HIERARCH ESO ISS AMBI FWHM START | 0.37 |
| HIERARCH ESO ISS AMBI FWHM END | 0.38 |
| HIERARCH ESO FT ROBJ NAME | WDS_J20452-3120B |
| HIERARCH ESO FT ROBJ ALPHA | 204151.159 |
| HIERARCH ESO FT ROBJ DELTA | -322606.828 |