Exposure
- ID
- GRAVI.2025-02-18T02:51:28.090_2
- Header ID
- GRAVI.2025-02-18T02:51:28.090
- Date updated
- 2025-02-18 03:05:40 UTC+0000
- Release date
- 2026-02-18 03:05:40 UTC+0000
- UTC Start
- 2025-02-18 02:51:28.090
- UTC End
- 2025-02-18 02:56:48.090
- MJD Start
- 60724.11907511
- MJD End
- 60724.122778813704
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0030675
- Ambient temperature (°C)
- 13.39
- Seeing (arcsec)
- 1.73
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 | 44.5460 | 44.2200 | 45.1000 | 45.9000 |
| U1-U3 | 81.3600 | 80.7030 | 53.1000 | 54.0000 |
| U1-U4 | 113.9640 | 113.1350 | 85.2310 | 86.3980 |
| U2-U3 | 37.7550 | 37.4350 | 62.5000 | 63.5000 |
| U2-U4 | 84.8890 | 84.5290 | 104.9860 | 106.2520 |
| U3-U4 | 62.4670 | 62.4560 | 129.0630 | 130.2680 |
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 | 60724.11907511 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | AB Pic |
| HIERARCH ESO INS SOBJ NAME | AB_Pic |
| RA | 94.808318 |
| DEC | -58.05448 |
| 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 | 44.546 |
| HIERARCH ESO ISS PBL12 END | 44.22 |
| HIERARCH ESO ISS PBLA12 START | 45.1 |
| HIERARCH ESO ISS PBLA12 END | 45.9 |
| HIERARCH ESO ISS PBL13 START | 81.36 |
| HIERARCH ESO ISS PBL13 END | 80.703 |
| HIERARCH ESO ISS PBLA13 START | 53.1 |
| HIERARCH ESO ISS PBLA13 END | 54.0 |
| HIERARCH ESO ISS PBL14 START | 113.964 |
| HIERARCH ESO ISS PBL14 END | 113.135 |
| HIERARCH ESO ISS PBLA14 START | 85.231 |
| HIERARCH ESO ISS PBLA14 END | 86.398 |
| HIERARCH ESO ISS PBL23 START | 37.755 |
| HIERARCH ESO ISS PBL23 END | 37.435 |
| HIERARCH ESO ISS PBLA23 START | 62.5 |
| HIERARCH ESO ISS PBLA23 END | 63.5 |
| HIERARCH ESO ISS PBL24 START | 84.889 |
| HIERARCH ESO ISS PBL24 END | 84.529 |
| HIERARCH ESO ISS PBLA24 START | 104.986 |
| HIERARCH ESO ISS PBLA24 END | 106.252 |
| HIERARCH ESO ISS PBL34 START | 62.467 |
| HIERARCH ESO ISS PBL34 END | 62.456 |
| HIERARCH ESO ISS PBLA34 START | 129.063 |
| HIERARCH ESO ISS PBLA34 END | 130.268 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003169 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002966 |
| HIERARCH ESO ISS AMBI TEMP | 13.39 |
| HIERARCH ESO ISS AMBI FWHM START | 1.64 |
| HIERARCH ESO ISS AMBI FWHM END | 1.82 |
| HIERARCH ESO FT ROBJ NAME | AB_Pic |
| HIERARCH ESO FT ROBJ ALPHA | 061912.913 |
| HIERARCH ESO FT ROBJ DELTA | -580315.527 |