Exposure
- ID
- GRAVI.2024-01-25T06:10:28.003_1
- Header ID
- GRAVI.2024-01-25T06:10:28.003
- Date updated
- 2024-01-25 06:25:28 UTC+0000
- Release date
- 2024-01-25 06:10:28 UTC+0000
- UTC Start
- 2024-01-25 06:10:28.003
- UTC End
- 2024-01-25 06:15:48.003
- MJD Start
- 60334.25726855
- MJD End
- 60334.2609722537
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0114405
- Ambient temperature (°C)
- 13.91
- Seeing (arcsec)
- 0.51
Observation
- ID
- 58274
- Category
- calibrator
- Program ID
- 112.25SQ.001
- Program Title
- A DEAL-BREAKER FOR THE PARADIGM: THE FIRST DIRECT MEASUREMENT OF BROWN DWARF DIAMETERS WITH GRAVITY-VLTI
- Program Type
- Normal
- PI / COI
- SANCHEZ/ GOMEZ MAQUEO CHEW/ BRANDNER
Target
- ID
- 43148
- Name
- HD93643A
- RA
- 161.915596
- DEC
- -53.25609
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 52.5680 | 52.4600 | 20.1000 | 20.9000 |
| U1-U3 | 96.8110 | 96.5880 | 26.3000 | 27.1000 |
| U1-U4 | 129.5550 | 129.3950 | 51.6130 | 52.6910 |
| U2-U3 | 44.9060 | 44.8010 | 33.5000 | 34.5000 |
| U2-U4 | 89.0850 | 89.1850 | 69.5780 | 70.7340 |
| U3-U4 | 59.0350 | 59.3270 | 96.1810 | 97.2810 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 112.25SQ.001 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 60334.25726855 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | IDS 10435-5244 AB |
| HIERARCH ESO INS SOBJ NAME | HD93643A |
| RA | 161.915596 |
| DEC | -53.25609 |
| 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 | 339.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 52.568 |
| HIERARCH ESO ISS PBL12 END | 52.46 |
| HIERARCH ESO ISS PBLA12 START | 20.1 |
| HIERARCH ESO ISS PBLA12 END | 20.9 |
| HIERARCH ESO ISS PBL13 START | 96.811 |
| HIERARCH ESO ISS PBL13 END | 96.588 |
| HIERARCH ESO ISS PBLA13 START | 26.3 |
| HIERARCH ESO ISS PBLA13 END | 27.1 |
| HIERARCH ESO ISS PBL14 START | 129.555 |
| HIERARCH ESO ISS PBL14 END | 129.395 |
| HIERARCH ESO ISS PBLA14 START | 51.613 |
| HIERARCH ESO ISS PBLA14 END | 52.691 |
| HIERARCH ESO ISS PBL23 START | 44.906 |
| HIERARCH ESO ISS PBL23 END | 44.801 |
| HIERARCH ESO ISS PBLA23 START | 33.5 |
| HIERARCH ESO ISS PBLA23 END | 34.5 |
| HIERARCH ESO ISS PBL24 START | 89.085 |
| HIERARCH ESO ISS PBL24 END | 89.185 |
| HIERARCH ESO ISS PBLA24 START | 69.578 |
| HIERARCH ESO ISS PBLA24 END | 70.734 |
| HIERARCH ESO ISS PBL34 START | 59.035 |
| HIERARCH ESO ISS PBL34 END | 59.327 |
| HIERARCH ESO ISS PBLA34 START | 96.181 |
| HIERARCH ESO ISS PBLA34 END | 97.281 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.011638 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.011243 |
| HIERARCH ESO ISS AMBI TEMP | 13.91 |
| HIERARCH ESO ISS AMBI FWHM START | 0.53 |
| HIERARCH ESO ISS AMBI FWHM END | 0.49 |
| HIERARCH ESO FT ROBJ NAME | HD93643B |
| HIERARCH ESO FT ROBJ ALPHA | 104739.0419 |
| HIERARCH ESO FT ROBJ DELTA | -531522.0281 |