Exposure
- ID
- GRAVI.2023-07-03T08:42:50.304_2
- Header ID
- GRAVI.2023-07-03T08:42:50.304
- Date updated
- 2023-07-03 08:51:16 UTC+0000
- Release date
- 2024-07-03 08:51:16 UTC+0000
- UTC Start
- 2023-07-03 08:42:50.304
- UTC End
- 2023-07-03 08:44:10.304
- MJD Start
- 60128.36308222
- MJD End
- 60128.36400814592
- Exposure time (s)
- 80.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004345
- Ambient temperature (°C)
- 13.83
- Seeing (arcsec)
- 0.71
Observation
- ID
- 56131
- Category
- science
- Program ID
- 111.253E.002
- Program Title
- POPULATING THE MASS-LUMINOSITY DIAGRAM OF BROWN DWARFS COMBINING GAIA DR3 AND GRAVITY
- Program Type
- Normal
- PI / COI
- MAIRE/ LACOUR/ WINTERHALDER/ STOLKER/ MOLLIERE/ KAMMERER/ POURRÉ/ NOWAK/ HINKLEY/ WANG/ OTTEN/ KERVELLA/ BABUSIAUX/ MÉRAND/ PUEYO/ HENNING/ RICKMAN/ BENISTY/ VIGAN/ PALADINI/ SAMLAND/ BALMER/ CHAUVIN/ EISENHAUER/ KREIDBERG/ CORREIA/ LE BOUQUIN
Target
- ID
- 41580
- Name
- UCAC2_6950830
- RA
- 34.77177499999999
- DEC
- -56.58089888888889
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- U1 U2 U3 U4
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 52.7020 | 52.7060 | 357.5000 | 357.8000 |
| U1-U3 | 98.1380 | 98.1330 | 2.1000 | 2.4000 |
| U1-U4 | 129.7960 | 129.8100 | 20.6440 | 20.9800 |
| U2-U3 | 45.7980 | 45.7940 | 7.4000 | 7.7000 |
| U2-U4 | 83.9220 | 83.9870 | 34.9210 | 35.3050 |
| U3-U4 | 48.2140 | 48.3430 | 60.9770 | 61.3810 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 111.253E.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60128.36308222 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | UCAC2 6950830 |
| HIERARCH ESO INS SOBJ NAME | UCAC2_6950830B |
| RA | 34.776378 |
| DEC | -56.58092 |
| 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 | 95.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 52.702 |
| HIERARCH ESO ISS PBL12 END | 52.706 |
| HIERARCH ESO ISS PBLA12 START | 357.5 |
| HIERARCH ESO ISS PBLA12 END | 357.8 |
| HIERARCH ESO ISS PBL13 START | 98.138 |
| HIERARCH ESO ISS PBL13 END | 98.133 |
| HIERARCH ESO ISS PBLA13 START | 2.1 |
| HIERARCH ESO ISS PBLA13 END | 2.4 |
| HIERARCH ESO ISS PBL14 START | 129.796 |
| HIERARCH ESO ISS PBL14 END | 129.81 |
| HIERARCH ESO ISS PBLA14 START | 20.644 |
| HIERARCH ESO ISS PBLA14 END | 20.98 |
| HIERARCH ESO ISS PBL23 START | 45.798 |
| HIERARCH ESO ISS PBL23 END | 45.794 |
| HIERARCH ESO ISS PBLA23 START | 7.4 |
| HIERARCH ESO ISS PBLA23 END | 7.7 |
| HIERARCH ESO ISS PBL24 START | 83.922 |
| HIERARCH ESO ISS PBL24 END | 83.987 |
| HIERARCH ESO ISS PBLA24 START | 34.921 |
| HIERARCH ESO ISS PBLA24 END | 35.305 |
| HIERARCH ESO ISS PBL34 START | 48.214 |
| HIERARCH ESO ISS PBL34 END | 48.343 |
| HIERARCH ESO ISS PBLA34 START | 60.977 |
| HIERARCH ESO ISS PBLA34 END | 61.381 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004345 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004345 |
| HIERARCH ESO ISS AMBI TEMP | 13.83 |
| HIERARCH ESO ISS AMBI FWHM START | 0.71 |
| HIERARCH ESO ISS AMBI FWHM END | 0.71 |
| HIERARCH ESO FT ROBJ NAME | UCAC2_6950830 |
| HIERARCH ESO FT ROBJ ALPHA | 021905.226 |
| HIERARCH ESO FT ROBJ DELTA | -563451.236 |