Exposure
- ID
- GRAVI.2025-01-20T04:55:55.693_2
- Header ID
- GRAVI.2025-01-20T04:55:55.693
- Date updated
- 2025-01-20 05:10:31 UTC+0000
- Release date
- 2026-01-20 05:10:30 UTC+0000
- UTC Start
- 2025-01-20 04:55:55.693
- UTC End
- 2025-01-20 05:01:15.693
- MJD Start
- 60695.20550571
- MJD End
- 60695.209209413704
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.011719
- Ambient temperature (°C)
- 15.19
- Seeing (arcsec)
- 0.585
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 | 43.9330 | 43.5940 | 46.6000 | 47.4000 |
| U1-U3 | 80.1240 | 79.4410 | 54.7000 | 55.6000 |
| U1-U4 | 112.4030 | 111.5430 | 87.4120 | 88.5870 |
| U2-U3 | 37.1520 | 36.8190 | 64.3000 | 65.3000 |
| U2-U4 | 84.2090 | 83.8320 | 107.3520 | 108.6260 |
| U3-U4 | 62.4420 | 62.4210 | 131.3150 | 132.5230 |
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 | 60695.20550571 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | AB Pic |
| HIERARCH ESO INS SOBJ NAME | AB_Pic |
| RA | 94.808575 |
| DEC | -58.05392 |
| 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 | 43.933 |
| HIERARCH ESO ISS PBL12 END | 43.594 |
| HIERARCH ESO ISS PBLA12 START | 46.6 |
| HIERARCH ESO ISS PBLA12 END | 47.4 |
| HIERARCH ESO ISS PBL13 START | 80.124 |
| HIERARCH ESO ISS PBL13 END | 79.441 |
| HIERARCH ESO ISS PBLA13 START | 54.7 |
| HIERARCH ESO ISS PBLA13 END | 55.6 |
| HIERARCH ESO ISS PBL14 START | 112.403 |
| HIERARCH ESO ISS PBL14 END | 111.543 |
| HIERARCH ESO ISS PBLA14 START | 87.412 |
| HIERARCH ESO ISS PBLA14 END | 88.587 |
| HIERARCH ESO ISS PBL23 START | 37.152 |
| HIERARCH ESO ISS PBL23 END | 36.819 |
| HIERARCH ESO ISS PBLA23 START | 64.3 |
| HIERARCH ESO ISS PBLA23 END | 65.3 |
| HIERARCH ESO ISS PBL24 START | 84.209 |
| HIERARCH ESO ISS PBL24 END | 83.832 |
| HIERARCH ESO ISS PBLA24 START | 107.352 |
| HIERARCH ESO ISS PBLA24 END | 108.626 |
| HIERARCH ESO ISS PBL34 START | 62.442 |
| HIERARCH ESO ISS PBL34 END | 62.421 |
| HIERARCH ESO ISS PBLA34 START | 131.315 |
| HIERARCH ESO ISS PBLA34 END | 132.523 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.010997 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.012441 |
| HIERARCH ESO ISS AMBI TEMP | 15.19 |
| HIERARCH ESO ISS AMBI FWHM START | 0.64 |
| HIERARCH ESO ISS AMBI FWHM END | 0.53 |
| HIERARCH ESO FT ROBJ NAME | AB_Pic |
| HIERARCH ESO FT ROBJ ALPHA | 061912.913 |
| HIERARCH ESO FT ROBJ DELTA | -580315.527 |