Exposure
- ID
- GRAVI.2023-07-03T09:16:11.388_2
- Header ID
- GRAVI.2023-07-03T09:16:11.388
- Date updated
- 2023-07-03 09:32:00 UTC+0000
- Release date
- 2024-07-03 09:32:00 UTC+0000
- UTC Start
- 2023-07-03 09:16:11.388
- UTC End
- 2023-07-03 09:22:51.388
- MJD Start
- 60128.38624292
- MJD End
- 60128.39087254963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0060395
- Ambient temperature (°C)
- 13.73
- Seeing (arcsec)
- 0.58
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 | 52.7000 | 52.6800 | 2.7000 | 3.8000 |
| U1-U3 | 97.9340 | 97.8610 | 7.7000 | 8.8000 |
| U1-U4 | 130.0680 | 130.1130 | 27.8830 | 29.3740 |
| U2-U3 | 45.6650 | 45.6250 | 13.4000 | 14.7000 |
| U2-U4 | 85.3800 | 85.6850 | 43.1120 | 44.7790 |
| U3-U4 | 50.9880 | 51.5530 | 69.4300 | 71.1120 |
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 | 60128.38624292 |
| 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 | 414.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 100.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 52.7 |
| HIERARCH ESO ISS PBL12 END | 52.68 |
| HIERARCH ESO ISS PBLA12 START | 2.7 |
| HIERARCH ESO ISS PBLA12 END | 3.8 |
| HIERARCH ESO ISS PBL13 START | 97.934 |
| HIERARCH ESO ISS PBL13 END | 97.861 |
| HIERARCH ESO ISS PBLA13 START | 7.7 |
| HIERARCH ESO ISS PBLA13 END | 8.8 |
| HIERARCH ESO ISS PBL14 START | 130.068 |
| HIERARCH ESO ISS PBL14 END | 130.113 |
| HIERARCH ESO ISS PBLA14 START | 27.883 |
| HIERARCH ESO ISS PBLA14 END | 29.374 |
| HIERARCH ESO ISS PBL23 START | 45.665 |
| HIERARCH ESO ISS PBL23 END | 45.625 |
| HIERARCH ESO ISS PBLA23 START | 13.4 |
| HIERARCH ESO ISS PBLA23 END | 14.7 |
| HIERARCH ESO ISS PBL24 START | 85.38 |
| HIERARCH ESO ISS PBL24 END | 85.685 |
| HIERARCH ESO ISS PBLA24 START | 43.112 |
| HIERARCH ESO ISS PBLA24 END | 44.779 |
| HIERARCH ESO ISS PBL34 START | 50.988 |
| HIERARCH ESO ISS PBL34 END | 51.553 |
| HIERARCH ESO ISS PBLA34 START | 69.43 |
| HIERARCH ESO ISS PBLA34 END | 71.112 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005643 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006436 |
| HIERARCH ESO ISS AMBI TEMP | 13.73 |
| HIERARCH ESO ISS AMBI FWHM START | 0.59 |
| HIERARCH ESO ISS AMBI FWHM END | 0.57 |
| HIERARCH ESO FT ROBJ NAME | UCAC2_6950830 |
| HIERARCH ESO FT ROBJ ALPHA | 021905.226 |
| HIERARCH ESO FT ROBJ DELTA | -563451.236 |