Exposure
- ID
- GRAVI.2021-08-23T03:09:01.214_2
- Header ID
- GRAVI.2021-08-23T03:09:01.214
- Date updated
- 2021-08-23 03:21:03 UTC+0000
- Release date
- 2022-08-23 03:21:02 UTC+0000
- UTC Start
- 2021-08-23 03:09:01.214
- UTC End
- 2021-08-23 03:11:31.214
- MJD Start
- 59449.13126405
- MJD End
- 59449.1330001611
- Exposure time (s)
- 150.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0034295
- Ambient temperature (°C)
- 13.33
- Seeing (arcsec)
- 0.84
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 | 90.1440 | 90.2190 | 114.6000 | 115.0000 |
| A0-J2 | 129.1290 | 129.1780 | 91.6000 | 92.0000 |
| A0-K0 | 127.9710 | 127.9490 | 69.9670 | 70.3550 |
| G1-J2 | 58.1550 | 58.1280 | 54.2000 | 54.5000 |
| G1-K0 | 89.9670 | 89.9210 | 25.1890 | 25.5200 |
| J2-K0 | 48.1790 | 48.1920 | 349.4140 | 349.7210 |
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 | 59449.13126405 |
| 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 | 90.144 |
| HIERARCH ESO ISS PBL12 END | 90.219 |
| HIERARCH ESO ISS PBLA12 START | 114.6 |
| HIERARCH ESO ISS PBLA12 END | 115.0 |
| HIERARCH ESO ISS PBL13 START | 129.129 |
| HIERARCH ESO ISS PBL13 END | 129.178 |
| HIERARCH ESO ISS PBLA13 START | 91.6 |
| HIERARCH ESO ISS PBLA13 END | 92.0 |
| HIERARCH ESO ISS PBL14 START | 127.971 |
| HIERARCH ESO ISS PBL14 END | 127.949 |
| HIERARCH ESO ISS PBLA14 START | 69.967 |
| HIERARCH ESO ISS PBLA14 END | 70.355 |
| HIERARCH ESO ISS PBL23 START | 58.155 |
| HIERARCH ESO ISS PBL23 END | 58.128 |
| HIERARCH ESO ISS PBLA23 START | 54.2 |
| HIERARCH ESO ISS PBLA23 END | 54.5 |
| HIERARCH ESO ISS PBL24 START | 89.967 |
| HIERARCH ESO ISS PBL24 END | 89.921 |
| HIERARCH ESO ISS PBLA24 START | 25.189 |
| HIERARCH ESO ISS PBLA24 END | 25.52 |
| HIERARCH ESO ISS PBL34 START | 48.179 |
| HIERARCH ESO ISS PBL34 END | 48.192 |
| HIERARCH ESO ISS PBLA34 START | 349.414 |
| HIERARCH ESO ISS PBLA34 END | 349.721 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003184 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003675 |
| HIERARCH ESO ISS AMBI TEMP | 13.33 |
| HIERARCH ESO ISS AMBI FWHM START | 0.82 |
| HIERARCH ESO ISS AMBI FWHM END | 0.86 |
| HIERARCH ESO FT ROBJ NAME | WDS_J20452-3120B |
| HIERARCH ESO FT ROBJ ALPHA | 204151.159 |
| HIERARCH ESO FT ROBJ DELTA | -322606.828 |