Exposure
- ID
- GRAVI.2025-02-18T03:52:58.246_2
- Header ID
- GRAVI.2025-02-18T03:52:58.246
- Date updated
- 2025-02-18 04:00:45 UTC+0000
- Release date
- 2026-02-18 04:00:45 UTC+0000
- UTC Start
- 2025-02-18 03:52:58.246
- UTC End
- 2025-02-18 03:54:02.246
- MJD Start
- 60724.16178525
- MJD End
- 60724.16252599074
- Exposure time (s)
- 64.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0034675
- Ambient temperature (°C)
- 13.19
- Seeing (arcsec)
- 1.465
Observation
- ID
- 64698
- Category
- science
- Program ID
- 114.27M1.001
- Program Title
- DIRECT DETECTION OF GIANT EXOPLANETS NEAR THE WATER-ICE LINE
- Program Type
- Normal
- PI / COI
- KAMMERER / LACOUR / BALMER / CHAUVIN / WANG / MÉRAND / NOWAK / PUEYO / OTTEN / DESIDERA / JANSON / XUAN / RICKMAN / STOLKER / MENARD / LE COROLLER / BILLER / HINKLEY / WOILLEZ / LANGLOIS / WAHHAJ / LE BOUQUIN
Target
- ID
- 48173
- Name
- Gaia_DR3_53435249479
- RA
- 179.8488958333333
- DEC
- -57.167983888888884
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 | 52.3810 | 52.3760 | 3.5000 | 3.7000 |
| U1-U3 | 97.4370 | 97.4220 | 8.5000 | 8.8000 |
| U1-U4 | 130.1580 | 130.1630 | 28.9050 | 29.1980 |
| U2-U3 | 45.4970 | 45.4890 | 14.4000 | 14.6000 |
| U2-U4 | 85.8590 | 85.9160 | 44.0980 | 44.4250 |
| U3-U4 | 51.5550 | 51.6620 | 70.0580 | 70.3880 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 114.27M1.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60724.16178525 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | Gaia DR3 5343524947923387520 |
| HIERARCH ESO INS SOBJ NAME | Gaia_DR3_53435249479 |
| RA | 179.851962 |
| DEC | -57.16835 |
| 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 | 86.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 1.0 |
| HIERARCH ESO DET2 NDIT | 64 |
| HIERARCH ESO ISS PBL12 START | 52.381 |
| HIERARCH ESO ISS PBL12 END | 52.376 |
| HIERARCH ESO ISS PBLA12 START | 3.5 |
| HIERARCH ESO ISS PBLA12 END | 3.7 |
| HIERARCH ESO ISS PBL13 START | 97.437 |
| HIERARCH ESO ISS PBL13 END | 97.422 |
| HIERARCH ESO ISS PBLA13 START | 8.5 |
| HIERARCH ESO ISS PBLA13 END | 8.8 |
| HIERARCH ESO ISS PBL14 START | 130.158 |
| HIERARCH ESO ISS PBL14 END | 130.163 |
| HIERARCH ESO ISS PBLA14 START | 28.905 |
| HIERARCH ESO ISS PBLA14 END | 29.198 |
| HIERARCH ESO ISS PBL23 START | 45.497 |
| HIERARCH ESO ISS PBL23 END | 45.489 |
| HIERARCH ESO ISS PBLA23 START | 14.4 |
| HIERARCH ESO ISS PBLA23 END | 14.6 |
| HIERARCH ESO ISS PBL24 START | 85.859 |
| HIERARCH ESO ISS PBL24 END | 85.916 |
| HIERARCH ESO ISS PBLA24 START | 44.098 |
| HIERARCH ESO ISS PBLA24 END | 44.425 |
| HIERARCH ESO ISS PBL34 START | 51.555 |
| HIERARCH ESO ISS PBL34 END | 51.662 |
| HIERARCH ESO ISS PBLA34 START | 70.058 |
| HIERARCH ESO ISS PBLA34 END | 70.388 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003121 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003814 |
| HIERARCH ESO ISS AMBI TEMP | 13.19 |
| HIERARCH ESO ISS AMBI FWHM START | 1.59 |
| HIERARCH ESO ISS AMBI FWHM END | 1.34 |
| HIERARCH ESO FT ROBJ NAME | Gaia_DR3_53435249479 |
| HIERARCH ESO FT ROBJ ALPHA | 115923.735 |
| HIERARCH ESO FT ROBJ DELTA | -571004.742 |