Exposure
- ID
- GRAVI.2025-08-10T08:38:50.566_2
- Header ID
- GRAVI.2025-08-10T08:38:50.566
- Date updated
- 2025-08-10 08:45:48 UTC+0000
- Release date
- 2026-08-10 08:45:48 UTC+0000
- UTC Start
- 2025-08-10 08:38:50.566
- UTC End
- 2025-08-10 08:39:54.566
- MJD Start
- 60897.36030748
- MJD End
- 60897.36104822074
- Exposure time (s)
- 64.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0044675
- Ambient temperature (°C)
- 11.74
- Seeing (arcsec)
- 0.4
Observation
- ID
- 69781
- 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
- 47285
- Name
- Gaia_DR3_32503282090
- RA
- 56.84725416666666
- DEC
- -1.9722075000000001
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 | 47.6280 | 47.6520 | 7.3000 | 7.6000 |
| U1-U3 | 83.1620 | 83.2490 | 14.0000 | 14.3000 |
| U1-U4 | 94.2900 | 94.6960 | 49.3150 | 49.5370 |
| U2-U3 | 36.2870 | 36.3550 | 22.8000 | 23.1000 |
| U2-U4 | 66.9450 | 67.2900 | 77.7320 | 77.8080 |
| U3-U4 | 54.8010 | 54.9680 | 110.5280 | 110.4740 |
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 | 60897.36030748 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | Gaia DR3 3250328209054347264 |
| HIERARCH ESO INS SOBJ NAME | Gaia_DR3_32503282090 |
| RA | 56.850178 |
| DEC | -1.97376 |
| 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 | 47.628 |
| HIERARCH ESO ISS PBL12 END | 47.652 |
| HIERARCH ESO ISS PBLA12 START | 7.3 |
| HIERARCH ESO ISS PBLA12 END | 7.6 |
| HIERARCH ESO ISS PBL13 START | 83.162 |
| HIERARCH ESO ISS PBL13 END | 83.249 |
| HIERARCH ESO ISS PBLA13 START | 14.0 |
| HIERARCH ESO ISS PBLA13 END | 14.3 |
| HIERARCH ESO ISS PBL14 START | 94.29 |
| HIERARCH ESO ISS PBL14 END | 94.696 |
| HIERARCH ESO ISS PBLA14 START | 49.315 |
| HIERARCH ESO ISS PBLA14 END | 49.537 |
| HIERARCH ESO ISS PBL23 START | 36.287 |
| HIERARCH ESO ISS PBL23 END | 36.355 |
| HIERARCH ESO ISS PBLA23 START | 22.8 |
| HIERARCH ESO ISS PBLA23 END | 23.1 |
| HIERARCH ESO ISS PBL24 START | 66.945 |
| HIERARCH ESO ISS PBL24 END | 67.29 |
| HIERARCH ESO ISS PBLA24 START | 77.732 |
| HIERARCH ESO ISS PBLA24 END | 77.808 |
| HIERARCH ESO ISS PBL34 START | 54.801 |
| HIERARCH ESO ISS PBL34 END | 54.968 |
| HIERARCH ESO ISS PBLA34 START | 110.528 |
| HIERARCH ESO ISS PBLA34 END | 110.474 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004789 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004146 |
| HIERARCH ESO ISS AMBI TEMP | 11.74 |
| HIERARCH ESO ISS AMBI FWHM START | 0.4 |
| HIERARCH ESO ISS AMBI FWHM END | 0.4 |
| HIERARCH ESO FT ROBJ NAME | Gaia_DR3_32503282090 |
| HIERARCH ESO FT ROBJ ALPHA | 034723.341 |
| HIERARCH ESO FT ROBJ DELTA | -015819.947 |