Exposure
- ID
- GRAVI.2025-02-18T01:58:00.953_2
- Header ID
- GRAVI.2025-02-18T01:58:00.953
- Date updated
- 2025-02-18 02:15:40 UTC+0000
- Release date
- 2026-02-18 02:15:40 UTC+0000
- UTC Start
- 2025-02-18 01:58:00.953
- UTC End
- 2025-02-18 02:03:20.953
- MJD Start
- 60724.08195548
- MJD End
- 60724.0856591837
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003985
- Ambient temperature (°C)
- 13.71
- Seeing (arcsec)
- 0.9950000000000001
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 | 47.2390 | 46.9880 | 37.6000 | 38.4000 |
| U1-U3 | 86.8010 | 86.2920 | 45.0000 | 45.8000 |
| U1-U4 | 120.7540 | 120.1310 | 74.4540 | 75.5730 |
| U2-U3 | 40.4120 | 40.1640 | 53.6000 | 54.5000 |
| U2-U4 | 87.6780 | 87.4410 | 93.3180 | 94.5260 |
| U3-U4 | 62.2130 | 62.2740 | 117.8470 | 119.0150 |
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 | 60724.08195548 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | AB Pic |
| HIERARCH ESO INS SOBJ NAME | AB_Pic |
| RA | 94.808759 |
| DEC | -58.05437 |
| 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 | 47.239 |
| HIERARCH ESO ISS PBL12 END | 46.988 |
| HIERARCH ESO ISS PBLA12 START | 37.6 |
| HIERARCH ESO ISS PBLA12 END | 38.4 |
| HIERARCH ESO ISS PBL13 START | 86.801 |
| HIERARCH ESO ISS PBL13 END | 86.292 |
| HIERARCH ESO ISS PBLA13 START | 45.0 |
| HIERARCH ESO ISS PBLA13 END | 45.8 |
| HIERARCH ESO ISS PBL14 START | 120.754 |
| HIERARCH ESO ISS PBL14 END | 120.131 |
| HIERARCH ESO ISS PBLA14 START | 74.454 |
| HIERARCH ESO ISS PBLA14 END | 75.573 |
| HIERARCH ESO ISS PBL23 START | 40.412 |
| HIERARCH ESO ISS PBL23 END | 40.164 |
| HIERARCH ESO ISS PBLA23 START | 53.6 |
| HIERARCH ESO ISS PBLA23 END | 54.5 |
| HIERARCH ESO ISS PBL24 START | 87.678 |
| HIERARCH ESO ISS PBL24 END | 87.441 |
| HIERARCH ESO ISS PBLA24 START | 93.318 |
| HIERARCH ESO ISS PBLA24 END | 94.526 |
| HIERARCH ESO ISS PBL34 START | 62.213 |
| HIERARCH ESO ISS PBL34 END | 62.274 |
| HIERARCH ESO ISS PBLA34 START | 117.847 |
| HIERARCH ESO ISS PBLA34 END | 119.015 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003823 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004147 |
| HIERARCH ESO ISS AMBI TEMP | 13.71 |
| HIERARCH ESO ISS AMBI FWHM START | 1.1 |
| HIERARCH ESO ISS AMBI FWHM END | 0.89 |
| HIERARCH ESO FT ROBJ NAME | AB_Pic |
| HIERARCH ESO FT ROBJ ALPHA | 061912.913 |
| HIERARCH ESO FT ROBJ DELTA | -580315.527 |