Exposure
- ID
- GRAVI.2025-08-11T08:45:34.491_2
- Header ID
- GRAVI.2025-08-11T08:45:34.491
- Date updated
- 2025-08-11 08:50:50 UTC+0000
- Release date
- 2026-08-11 08:50:49 UTC+0000
- UTC Start
- 2025-08-11 08:45:34.491
- UTC End
- 2025-08-11 08:46:38.491
- MJD Start
- 60898.36498254
- MJD End
- 60898.36572328074
- Exposure time (s)
- 64.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0032059999999999996
- Ambient temperature (°C)
- 14.84
- Seeing (arcsec)
- 0.435
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 | 33.6680 | 33.8030 | 34.6000 | 34.8000 |
| U1-U3 | 64.0150 | 64.3070 | 44.4000 | 44.5000 |
| U1-U4 | 106.8510 | 107.2280 | 76.0610 | 75.9460 |
| U2-U3 | 31.3640 | 31.5110 | 54.9000 | 54.9000 |
| U2-U4 | 84.6080 | 84.7580 | 91.3390 | 91.1710 |
| U3-U4 | 62.2240 | 62.1960 | 108.7540 | 108.5970 |
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 | 60898.36498254 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | Gaia DR3 107774198474602368 |
| HIERARCH ESO INS SOBJ NAME | Gaia_DR3_10777419847 |
| RA | 34.355971 |
| DEC | 28.74136 |
| 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 | 33.668 |
| HIERARCH ESO ISS PBL12 END | 33.803 |
| HIERARCH ESO ISS PBLA12 START | 34.6 |
| HIERARCH ESO ISS PBLA12 END | 34.8 |
| HIERARCH ESO ISS PBL13 START | 64.015 |
| HIERARCH ESO ISS PBL13 END | 64.307 |
| HIERARCH ESO ISS PBLA13 START | 44.4 |
| HIERARCH ESO ISS PBLA13 END | 44.5 |
| HIERARCH ESO ISS PBL14 START | 106.851 |
| HIERARCH ESO ISS PBL14 END | 107.228 |
| HIERARCH ESO ISS PBLA14 START | 76.061 |
| HIERARCH ESO ISS PBLA14 END | 75.946 |
| HIERARCH ESO ISS PBL23 START | 31.364 |
| HIERARCH ESO ISS PBL23 END | 31.511 |
| HIERARCH ESO ISS PBLA23 START | 54.9 |
| HIERARCH ESO ISS PBLA23 END | 54.9 |
| HIERARCH ESO ISS PBL24 START | 84.608 |
| HIERARCH ESO ISS PBL24 END | 84.758 |
| HIERARCH ESO ISS PBLA24 START | 91.339 |
| HIERARCH ESO ISS PBLA24 END | 91.171 |
| HIERARCH ESO ISS PBL34 START | 62.224 |
| HIERARCH ESO ISS PBL34 END | 62.196 |
| HIERARCH ESO ISS PBLA34 START | 108.754 |
| HIERARCH ESO ISS PBLA34 END | 108.597 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004018 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002394 |
| HIERARCH ESO ISS AMBI TEMP | 14.84 |
| HIERARCH ESO ISS AMBI FWHM START | 0.5 |
| HIERARCH ESO ISS AMBI FWHM END | 0.37 |
| HIERARCH ESO FT ROBJ NAME | Gaia_DR3_10777419847 |
| HIERARCH ESO FT ROBJ ALPHA | 021724.736 |
| HIERARCH ESO FT ROBJ DELTA | 284430.411 |