Exposure
- ID
- GRAVI.2025-01-20T04:26:04.617_2
- Header ID
- GRAVI.2025-01-20T04:26:04.617
- Date updated
- 2025-01-20 04:40:31 UTC+0000
- Release date
- 2026-01-20 04:40:31 UTC+0000
- UTC Start
- 2025-01-20 04:26:04.617
- UTC End
- 2025-01-20 04:31:24.617
- MJD Start
- 60695.18477566
- MJD End
- 60695.1884793637
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0078495
- Ambient temperature (°C)
- 14.9
- Seeing (arcsec)
- 0.7949999999999999
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 | 45.6060 | 45.3080 | 42.4000 | 43.2000 |
| U1-U3 | 83.4970 | 82.8950 | 50.2000 | 51.0000 |
| U1-U4 | 116.6520 | 115.8960 | 81.2690 | 82.4140 |
| U2-U3 | 38.7990 | 38.5050 | 59.3000 | 60.2000 |
| U2-U4 | 86.0360 | 85.7170 | 100.6920 | 101.9320 |
| U3-U4 | 62.4540 | 62.4660 | 124.9540 | 126.1440 |
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 | 60695.18477566 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | AB Pic |
| HIERARCH ESO INS SOBJ NAME | AB_Pic |
| RA | 94.808458 |
| DEC | -58.0539 |
| 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 | 45.606 |
| HIERARCH ESO ISS PBL12 END | 45.308 |
| HIERARCH ESO ISS PBLA12 START | 42.4 |
| HIERARCH ESO ISS PBLA12 END | 43.2 |
| HIERARCH ESO ISS PBL13 START | 83.497 |
| HIERARCH ESO ISS PBL13 END | 82.895 |
| HIERARCH ESO ISS PBLA13 START | 50.2 |
| HIERARCH ESO ISS PBLA13 END | 51.0 |
| HIERARCH ESO ISS PBL14 START | 116.652 |
| HIERARCH ESO ISS PBL14 END | 115.896 |
| HIERARCH ESO ISS PBLA14 START | 81.269 |
| HIERARCH ESO ISS PBLA14 END | 82.414 |
| HIERARCH ESO ISS PBL23 START | 38.799 |
| HIERARCH ESO ISS PBL23 END | 38.505 |
| HIERARCH ESO ISS PBLA23 START | 59.3 |
| HIERARCH ESO ISS PBLA23 END | 60.2 |
| HIERARCH ESO ISS PBL24 START | 86.036 |
| HIERARCH ESO ISS PBL24 END | 85.717 |
| HIERARCH ESO ISS PBLA24 START | 100.692 |
| HIERARCH ESO ISS PBLA24 END | 101.932 |
| HIERARCH ESO ISS PBL34 START | 62.454 |
| HIERARCH ESO ISS PBL34 END | 62.466 |
| HIERARCH ESO ISS PBLA34 START | 124.954 |
| HIERARCH ESO ISS PBLA34 END | 126.144 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007564 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008135 |
| HIERARCH ESO ISS AMBI TEMP | 14.9 |
| HIERARCH ESO ISS AMBI FWHM START | 0.82 |
| HIERARCH ESO ISS AMBI FWHM END | 0.77 |
| HIERARCH ESO FT ROBJ NAME | AB_Pic |
| HIERARCH ESO FT ROBJ ALPHA | 061912.913 |
| HIERARCH ESO FT ROBJ DELTA | -580315.527 |