Exposure
- ID
- GRAVI.2025-02-18T02:48:19.081_2
- Header ID
- GRAVI.2025-02-18T02:48:19.081
- Date updated
- 2025-02-18 02:55:32 UTC+0000
- Release date
- 2026-02-18 02:55:31 UTC+0000
- UTC Start
- 2025-02-18 02:48:19.081
- UTC End
- 2025-02-18 02:49:07.081
- MJD Start
- 60724.11688751
- MJD End
- 60724.11744306555
- Exposure time (s)
- 48.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0029155
- Ambient temperature (°C)
- 13.53
- Seeing (arcsec)
- 1.615
Observation
- ID
- 63412
- Category
- science
- Program ID
- 114.273P.001
- Program Title
- PEERING INTO THE AB PIC SYSTEM TO UNVEIL THE PLANETARY CANDIDATE AB PIC C
- Program Type
- Normal
- PI / COI
- CHAUVIN / KIEFER / PALMA BIFANI / POURRÉ / LAGRANGE / LACOUR / NOWAK / BONNEFOY / PETRUS / ROJO / DELORME / LANGLOIS / CHARNAY / CHOMEZ
Target
- ID
- 42574
- Name
- AB_Pic
- RA
- 94.80380416666665
- DEC
- -58.05431305555555
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 | 44.7240 | 44.6660 | 44.7000 | 44.8000 |
| U1-U3 | 81.7180 | 81.6010 | 52.6000 | 52.8000 |
| U1-U4 | 114.4150 | 114.2670 | 84.5850 | 84.7980 |
| U2-U3 | 37.9300 | 37.8730 | 62.0000 | 62.2000 |
| U2-U4 | 85.0840 | 85.0200 | 104.2860 | 104.5160 |
| U3-U4 | 62.4700 | 62.4690 | 128.3940 | 128.6140 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 114.273P.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60724.11688751 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | AB Pic |
| HIERARCH ESO INS SOBJ NAME | AB_Pic |
| RA | 94.808351 |
| DEC | -58.05449 |
| 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 | 64.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 3.0 |
| HIERARCH ESO DET2 NDIT | 16 |
| HIERARCH ESO ISS PBL12 START | 44.724 |
| HIERARCH ESO ISS PBL12 END | 44.666 |
| HIERARCH ESO ISS PBLA12 START | 44.7 |
| HIERARCH ESO ISS PBLA12 END | 44.8 |
| HIERARCH ESO ISS PBL13 START | 81.718 |
| HIERARCH ESO ISS PBL13 END | 81.601 |
| HIERARCH ESO ISS PBLA13 START | 52.6 |
| HIERARCH ESO ISS PBLA13 END | 52.8 |
| HIERARCH ESO ISS PBL14 START | 114.415 |
| HIERARCH ESO ISS PBL14 END | 114.267 |
| HIERARCH ESO ISS PBLA14 START | 84.585 |
| HIERARCH ESO ISS PBLA14 END | 84.798 |
| HIERARCH ESO ISS PBL23 START | 37.93 |
| HIERARCH ESO ISS PBL23 END | 37.873 |
| HIERARCH ESO ISS PBLA23 START | 62.0 |
| HIERARCH ESO ISS PBLA23 END | 62.2 |
| HIERARCH ESO ISS PBL24 START | 85.084 |
| HIERARCH ESO ISS PBL24 END | 85.02 |
| HIERARCH ESO ISS PBLA24 START | 104.286 |
| HIERARCH ESO ISS PBLA24 END | 104.516 |
| HIERARCH ESO ISS PBL34 START | 62.47 |
| HIERARCH ESO ISS PBL34 END | 62.469 |
| HIERARCH ESO ISS PBLA34 START | 128.394 |
| HIERARCH ESO ISS PBLA34 END | 128.614 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002794 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003037 |
| HIERARCH ESO ISS AMBI TEMP | 13.53 |
| HIERARCH ESO ISS AMBI FWHM START | 1.71 |
| HIERARCH ESO ISS AMBI FWHM END | 1.52 |
| HIERARCH ESO FT ROBJ NAME | AB_Pic |
| HIERARCH ESO FT ROBJ ALPHA | 061912.913 |
| HIERARCH ESO FT ROBJ DELTA | -580315.527 |