Exposure
- ID
- GRAVI.2025-03-17T02:02:15.792_2
- Header ID
- GRAVI.2025-03-17T02:02:15.792
- Date updated
- 2025-03-17 02:10:29 UTC+0000
- Release date
- 2026-03-17 02:10:29 UTC+0000
- UTC Start
- 2025-03-17 02:02:15.792
- UTC End
- 2025-03-17 02:03:03.792
- MJD Start
- 60751.084905
- MJD End
- 60751.08546055556
- Exposure time (s)
- 48.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0062255
- Ambient temperature (°C)
- 13.09
- Seeing (arcsec)
- 0.835
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 | 40.8610 | 40.7860 | 53.0000 | 53.1000 |
| U1-U3 | 73.9610 | 73.8120 | 61.8000 | 61.9000 |
| U1-U4 | 104.7130 | 104.5290 | 97.4880 | 97.7210 |
| U2-U3 | 34.1550 | 34.0820 | 72.3000 | 72.5000 |
| U2-U4 | 80.8190 | 80.7380 | 118.2420 | 118.4930 |
| U3-U4 | 62.1300 | 62.1200 | 141.5170 | 141.7480 |
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 | 60751.084905 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | AB Pic |
| HIERARCH ESO INS SOBJ NAME | AB_Pic |
| RA | 94.808403 |
| DEC | -58.05414 |
| 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 | 40.861 |
| HIERARCH ESO ISS PBL12 END | 40.786 |
| HIERARCH ESO ISS PBLA12 START | 53.0 |
| HIERARCH ESO ISS PBLA12 END | 53.1 |
| HIERARCH ESO ISS PBL13 START | 73.961 |
| HIERARCH ESO ISS PBL13 END | 73.812 |
| HIERARCH ESO ISS PBLA13 START | 61.8 |
| HIERARCH ESO ISS PBLA13 END | 61.9 |
| HIERARCH ESO ISS PBL14 START | 104.713 |
| HIERARCH ESO ISS PBL14 END | 104.529 |
| HIERARCH ESO ISS PBLA14 START | 97.488 |
| HIERARCH ESO ISS PBLA14 END | 97.721 |
| HIERARCH ESO ISS PBL23 START | 34.155 |
| HIERARCH ESO ISS PBL23 END | 34.082 |
| HIERARCH ESO ISS PBLA23 START | 72.3 |
| HIERARCH ESO ISS PBLA23 END | 72.5 |
| HIERARCH ESO ISS PBL24 START | 80.819 |
| HIERARCH ESO ISS PBL24 END | 80.738 |
| HIERARCH ESO ISS PBLA24 START | 118.242 |
| HIERARCH ESO ISS PBLA24 END | 118.493 |
| HIERARCH ESO ISS PBL34 START | 62.13 |
| HIERARCH ESO ISS PBL34 END | 62.12 |
| HIERARCH ESO ISS PBLA34 START | 141.517 |
| HIERARCH ESO ISS PBLA34 END | 141.748 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006124 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006327 |
| HIERARCH ESO ISS AMBI TEMP | 13.09 |
| HIERARCH ESO ISS AMBI FWHM START | 0.83 |
| HIERARCH ESO ISS AMBI FWHM END | 0.84 |
| HIERARCH ESO FT ROBJ NAME | AB_Pic |
| HIERARCH ESO FT ROBJ ALPHA | 061912.913 |
| HIERARCH ESO FT ROBJ DELTA | -580315.527 |