Exposure
- ID
- GRAVI.2025-08-11T09:28:01.600_2
- Header ID
- GRAVI.2025-08-11T09:28:01.600
- Date updated
- 2025-08-11 09:40:36 UTC+0000
- Release date
- 2026-08-11 09:40:36 UTC+0000
- UTC Start
- 2025-08-11 09:28:01.600
- UTC End
- 2025-08-11 09:33:21.600
- MJD Start
- 60898.39446296
- MJD End
- 60898.398166663705
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0022890000000000002
- Ambient temperature (°C)
- 14.71
- Seeing (arcsec)
- 0.565
Observation
- ID
- 69910
- Category
- science
- Program ID
- 115.2809.001
- 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 / MEYER / HAGELBERG / LAGRANGE / POURRÉ / VIGA
Target
- ID
- 51884
- Name
- Gaia_DR3_10777419847
- RA
- 34.35306666666666
- DEC
- 28.741780833333333
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 | 37.9260 | 38.4900 | 38.6000 | 39.0000 |
| U1-U3 | 72.8530 | 73.9730 | 46.5000 | 46.7000 |
| U1-U4 | 117.1400 | 118.2830 | 72.4070 | 71.9050 |
| U2-U3 | 35.6710 | 36.1960 | 54.9000 | 54.8000 |
| U2-U4 | 88.1790 | 88.4800 | 86.2470 | 85.5800 |
| U3-U4 | 60.6060 | 60.2750 | 104.0570 | 103.4520 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 115.2809.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60898.39446296 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | Gaia DR3 107774198474602368 |
| HIERARCH ESO INS SOBJ NAME | Gaia_DR3_10777419847 |
| RA | 34.35602 |
| DEC | 28.74133 |
| 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 | 37.926 |
| HIERARCH ESO ISS PBL12 END | 38.49 |
| HIERARCH ESO ISS PBLA12 START | 38.6 |
| HIERARCH ESO ISS PBLA12 END | 39.0 |
| HIERARCH ESO ISS PBL13 START | 72.853 |
| HIERARCH ESO ISS PBL13 END | 73.973 |
| HIERARCH ESO ISS PBLA13 START | 46.5 |
| HIERARCH ESO ISS PBLA13 END | 46.7 |
| HIERARCH ESO ISS PBL14 START | 117.14 |
| HIERARCH ESO ISS PBL14 END | 118.283 |
| HIERARCH ESO ISS PBLA14 START | 72.407 |
| HIERARCH ESO ISS PBLA14 END | 71.905 |
| HIERARCH ESO ISS PBL23 START | 35.671 |
| HIERARCH ESO ISS PBL23 END | 36.196 |
| HIERARCH ESO ISS PBLA23 START | 54.9 |
| HIERARCH ESO ISS PBLA23 END | 54.8 |
| HIERARCH ESO ISS PBL24 START | 88.179 |
| HIERARCH ESO ISS PBL24 END | 88.48 |
| HIERARCH ESO ISS PBLA24 START | 86.247 |
| HIERARCH ESO ISS PBLA24 END | 85.58 |
| HIERARCH ESO ISS PBL34 START | 60.606 |
| HIERARCH ESO ISS PBL34 END | 60.275 |
| HIERARCH ESO ISS PBLA34 START | 104.057 |
| HIERARCH ESO ISS PBLA34 END | 103.452 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002496 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002082 |
| HIERARCH ESO ISS AMBI TEMP | 14.71 |
| HIERARCH ESO ISS AMBI FWHM START | 0.52 |
| HIERARCH ESO ISS AMBI FWHM END | 0.61 |
| HIERARCH ESO FT ROBJ NAME | Gaia_DR3_10777419847 |
| HIERARCH ESO FT ROBJ ALPHA | 021724.736 |
| HIERARCH ESO FT ROBJ DELTA | 284430.411 |