Exposure
- ID
- GRAVI.2021-10-06T03:00:41.940_2
- Header ID
- GRAVI.2021-10-06T03:00:41.940
- Date updated
- 2021-10-06 03:11:05 UTC+0000
- Release date
- 2022-10-06 03:11:05 UTC+0000
- UTC Start
- 2021-10-06 03:00:41.940
- UTC End
- 2021-10-06 03:03:05.940
- MJD Start
- 59493.12548542
- MJD End
- 59493.1271520867
- Exposure time (s)
- 144.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0059115
- Ambient temperature (°C)
- 13.95
- Seeing (arcsec)
- 0.335
Observation
- ID
- 48444
- 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
- 36323
- Name
- WDS_J20452-3120C
- RA
- 310.4636225
- DEC
- -32.4354973055556
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 | 83.5710 | 83.3420 | 140.8000 | 141.3000 |
| A0-J2 | 110.3860 | 109.7570 | 116.6000 | 117.1000 |
| A0-K0 | 105.0180 | 104.2520 | 90.8470 | 91.2350 |
| G1-J2 | 48.3420 | 48.0190 | 71.5000 | 71.8000 |
| G1-K0 | 81.9310 | 81.6740 | 39.5440 | 39.7080 |
| J2-K0 | 48.2850 | 48.2770 | 7.5040 | 7.8110 |
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 | 59493.12548542 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | ATMic |
| HIERARCH ESO INS SOBJ NAME | WDS_J20452-3120B |
| 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 | 83.571 |
| HIERARCH ESO ISS PBL12 END | 83.342 |
| HIERARCH ESO ISS PBLA12 START | 140.8 |
| HIERARCH ESO ISS PBLA12 END | 141.3 |
| HIERARCH ESO ISS PBL13 START | 110.386 |
| HIERARCH ESO ISS PBL13 END | 109.757 |
| HIERARCH ESO ISS PBLA13 START | 116.6 |
| HIERARCH ESO ISS PBLA13 END | 117.1 |
| HIERARCH ESO ISS PBL14 START | 105.018 |
| HIERARCH ESO ISS PBL14 END | 104.252 |
| HIERARCH ESO ISS PBLA14 START | 90.847 |
| HIERARCH ESO ISS PBLA14 END | 91.235 |
| HIERARCH ESO ISS PBL23 START | 48.342 |
| HIERARCH ESO ISS PBL23 END | 48.019 |
| HIERARCH ESO ISS PBLA23 START | 71.5 |
| HIERARCH ESO ISS PBLA23 END | 71.8 |
| HIERARCH ESO ISS PBL24 START | 81.931 |
| HIERARCH ESO ISS PBL24 END | 81.674 |
| HIERARCH ESO ISS PBLA24 START | 39.544 |
| HIERARCH ESO ISS PBLA24 END | 39.708 |
| HIERARCH ESO ISS PBL34 START | 48.285 |
| HIERARCH ESO ISS PBL34 END | 48.277 |
| HIERARCH ESO ISS PBLA34 START | 7.504 |
| HIERARCH ESO ISS PBLA34 END | 7.811 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006193 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00563 |
| HIERARCH ESO ISS AMBI TEMP | 13.95 |
| HIERARCH ESO ISS AMBI FWHM START | 0.33 |
| HIERARCH ESO ISS AMBI FWHM END | 0.34 |
| HIERARCH ESO FT ROBJ NAME | WDS_J20452-3120C |
| HIERARCH ESO FT ROBJ ALPHA | 204151.2694 |
| HIERARCH ESO FT ROBJ DELTA | -322607.7903 |