Exposure
- ID
- GRAVI.2021-08-23T03:15:40.231_2
- Header ID
- GRAVI.2021-08-23T03:15:40.231
- Date updated
- 2021-08-23 03:26:10 UTC+0000
- Release date
- 2022-08-23 03:26:10 UTC+0000
- UTC Start
- 2021-08-23 03:15:40.231
- UTC End
- 2021-08-23 03:18:10.231
- MJD Start
- 59449.1358823
- MJD End
- 59449.1376184111
- Exposure time (s)
- 150.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0033945
- Ambient temperature (°C)
- 12.96
- Seeing (arcsec)
- 0.975
Observation
- ID
- 47916
- Category
- science
- Program ID
- 105.20KT.002
- Program Title
- ASTROMETRIC DETECTION OF PLANETS AROUND M-DWARFS WITH GRAVITY
- Program Type
- GTO
- PI / COI
- PFUHL/ EISENHAUER/ GILLESSEN/ GAO/ 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 | 90.3020 | 90.3570 | 115.5000 | 115.9000 |
| A0-J2 | 129.2190 | 129.2330 | 92.5000 | 92.8000 |
| A0-K0 | 127.9010 | 127.8490 | 70.8510 | 71.2320 |
| G1-J2 | 58.0860 | 58.0480 | 55.0000 | 55.4000 |
| G1-K0 | 89.8590 | 89.8090 | 25.9410 | 26.2640 |
| J2-K0 | 48.2080 | 48.2200 | 350.1170 | 350.4250 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 105.20KT.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59449.1358823 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | ATMic |
| HIERARCH ESO INS SOBJ NAME | WDS_J20452-3120C |
| RA | 310.462297 |
| DEC | -32.43712 |
| 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 | 176.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 3.0 |
| HIERARCH ESO DET2 NDIT | 50 |
| HIERARCH ESO ISS PBL12 START | 90.302 |
| HIERARCH ESO ISS PBL12 END | 90.357 |
| HIERARCH ESO ISS PBLA12 START | 115.5 |
| HIERARCH ESO ISS PBLA12 END | 115.9 |
| HIERARCH ESO ISS PBL13 START | 129.219 |
| HIERARCH ESO ISS PBL13 END | 129.233 |
| HIERARCH ESO ISS PBLA13 START | 92.5 |
| HIERARCH ESO ISS PBLA13 END | 92.8 |
| HIERARCH ESO ISS PBL14 START | 127.901 |
| HIERARCH ESO ISS PBL14 END | 127.849 |
| HIERARCH ESO ISS PBLA14 START | 70.851 |
| HIERARCH ESO ISS PBLA14 END | 71.232 |
| HIERARCH ESO ISS PBL23 START | 58.086 |
| HIERARCH ESO ISS PBL23 END | 58.048 |
| HIERARCH ESO ISS PBLA23 START | 55.0 |
| HIERARCH ESO ISS PBLA23 END | 55.4 |
| HIERARCH ESO ISS PBL24 START | 89.859 |
| HIERARCH ESO ISS PBL24 END | 89.809 |
| HIERARCH ESO ISS PBLA24 START | 25.941 |
| HIERARCH ESO ISS PBLA24 END | 26.264 |
| HIERARCH ESO ISS PBL34 START | 48.208 |
| HIERARCH ESO ISS PBL34 END | 48.22 |
| HIERARCH ESO ISS PBLA34 START | 350.117 |
| HIERARCH ESO ISS PBLA34 END | 350.425 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003796 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002993 |
| HIERARCH ESO ISS AMBI TEMP | 12.96 |
| HIERARCH ESO ISS AMBI FWHM START | 0.97 |
| HIERARCH ESO ISS AMBI FWHM END | 0.98 |
| HIERARCH ESO FT ROBJ NAME | WDS_J20452-3120B |
| HIERARCH ESO FT ROBJ ALPHA | 204151.159 |
| HIERARCH ESO FT ROBJ DELTA | -322606.828 |