Exposure
- ID
- GRAVI.2025-02-18T02:57:40.105_2
- Header ID
- GRAVI.2025-02-18T02:57:40.105
- Date updated
- 2025-02-18 03:15:32 UTC+0000
- Release date
- 2026-02-18 03:15:32 UTC+0000
- UTC Start
- 2025-02-18 02:57:40.105
- UTC End
- 2025-02-18 03:03:00.105
- MJD Start
- 60724.12338085
- MJD End
- 60724.1270845537
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0031774999999999998
- Ambient temperature (°C)
- 13.25
- Seeing (arcsec)
- 1.775
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 | 44.1850 | 43.8500 | 46.0000 | 46.8000 |
| U1-U3 | 80.6320 | 79.9570 | 54.1000 | 54.9000 |
| U1-U4 | 113.0460 | 112.1950 | 86.5230 | 87.6990 |
| U2-U3 | 37.4000 | 37.0710 | 63.6000 | 64.5000 |
| U2-U4 | 84.4900 | 84.1180 | 106.3870 | 107.6630 |
| U3-U4 | 62.4550 | 62.4380 | 130.3970 | 131.6090 |
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 | 60724.12338085 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | AB Pic |
| HIERARCH ESO INS SOBJ NAME | AB_Pic |
| RA | 94.808311 |
| DEC | -58.05449 |
| 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 | 44.185 |
| HIERARCH ESO ISS PBL12 END | 43.85 |
| HIERARCH ESO ISS PBLA12 START | 46.0 |
| HIERARCH ESO ISS PBLA12 END | 46.8 |
| HIERARCH ESO ISS PBL13 START | 80.632 |
| HIERARCH ESO ISS PBL13 END | 79.957 |
| HIERARCH ESO ISS PBLA13 START | 54.1 |
| HIERARCH ESO ISS PBLA13 END | 54.9 |
| HIERARCH ESO ISS PBL14 START | 113.046 |
| HIERARCH ESO ISS PBL14 END | 112.195 |
| HIERARCH ESO ISS PBLA14 START | 86.523 |
| HIERARCH ESO ISS PBLA14 END | 87.699 |
| HIERARCH ESO ISS PBL23 START | 37.4 |
| HIERARCH ESO ISS PBL23 END | 37.071 |
| HIERARCH ESO ISS PBLA23 START | 63.6 |
| HIERARCH ESO ISS PBLA23 END | 64.5 |
| HIERARCH ESO ISS PBL24 START | 84.49 |
| HIERARCH ESO ISS PBL24 END | 84.118 |
| HIERARCH ESO ISS PBLA24 START | 106.387 |
| HIERARCH ESO ISS PBLA24 END | 107.663 |
| HIERARCH ESO ISS PBL34 START | 62.455 |
| HIERARCH ESO ISS PBL34 END | 62.438 |
| HIERARCH ESO ISS PBLA34 START | 130.397 |
| HIERARCH ESO ISS PBLA34 END | 131.609 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003046 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003309 |
| HIERARCH ESO ISS AMBI TEMP | 13.25 |
| HIERARCH ESO ISS AMBI FWHM START | 1.94 |
| HIERARCH ESO ISS AMBI FWHM END | 1.61 |
| HIERARCH ESO FT ROBJ NAME | AB_Pic |
| HIERARCH ESO FT ROBJ ALPHA | 061912.913 |
| HIERARCH ESO FT ROBJ DELTA | -580315.527 |