Exposure
- ID
- GRAVI.2025-01-18T08:04:40.805_2
- Header ID
- GRAVI.2025-01-18T08:04:40.805
- Date updated
- 2025-01-18 08:10:44 UTC+0000
- Release date
- 2026-01-18 08:10:44 UTC+0000
- UTC Start
- 2025-01-18 08:04:40.805
- UTC End
- 2025-01-18 08:06:00.805
- MJD Start
- 60693.33658339
- MJD End
- 60693.33750931593
- Exposure time (s)
- 80.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0087585
- Ambient temperature (°C)
- 11.44
- Seeing (arcsec)
- 0.745
Observation
- ID
- 58959
- Category
- science
- Program ID
- 113.26B4.001
- Program Title
- MONITORING OF A MULTIPLE PLANETARY SYSTEM IN A YOUNG TRANSITION DISK AROUND A SOLAR TWIN
- Program Type
- Normal
- PI / COI
- TREVASCUS / BRANDNER / LACOUR / VIGAN / WANG / KREIDBERG / RICKMAN / BALMER / KAMMERER / CHAUVIN / SANCHEZ / SAUTER / BONNEFOY / HINKLEY
Target
- ID
- 43644
- Name
- PDS70
- RA
- 212.04231249999995
- DEC
- -41.397936944444446
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 | 56.2060 | 56.2030 | 3.4000 | 3.6000 |
| U1-U3 | 102.3460 | 102.3430 | 8.3000 | 8.6000 |
| U1-U4 | 125.6110 | 125.7060 | 30.3180 | 30.6680 |
| U2-U3 | 46.5950 | 46.5980 | 14.2000 | 14.5000 |
| U2-U4 | 79.6730 | 79.8400 | 48.9470 | 49.3270 |
| U3-U4 | 49.1600 | 49.3670 | 81.6300 | 81.9420 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 113.26B4.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60693.33658339 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | PDS70 |
| HIERARCH ESO INS SOBJ NAME | PDS70 |
| RA | 212.045405 |
| DEC | -41.39826 |
| 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 | 103.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 56.206 |
| HIERARCH ESO ISS PBL12 END | 56.203 |
| HIERARCH ESO ISS PBLA12 START | 3.4 |
| HIERARCH ESO ISS PBLA12 END | 3.6 |
| HIERARCH ESO ISS PBL13 START | 102.346 |
| HIERARCH ESO ISS PBL13 END | 102.343 |
| HIERARCH ESO ISS PBLA13 START | 8.3 |
| HIERARCH ESO ISS PBLA13 END | 8.6 |
| HIERARCH ESO ISS PBL14 START | 125.611 |
| HIERARCH ESO ISS PBL14 END | 125.706 |
| HIERARCH ESO ISS PBLA14 START | 30.318 |
| HIERARCH ESO ISS PBLA14 END | 30.668 |
| HIERARCH ESO ISS PBL23 START | 46.595 |
| HIERARCH ESO ISS PBL23 END | 46.598 |
| HIERARCH ESO ISS PBLA23 START | 14.2 |
| HIERARCH ESO ISS PBLA23 END | 14.5 |
| HIERARCH ESO ISS PBL24 START | 79.673 |
| HIERARCH ESO ISS PBL24 END | 79.84 |
| HIERARCH ESO ISS PBLA24 START | 48.947 |
| HIERARCH ESO ISS PBLA24 END | 49.327 |
| HIERARCH ESO ISS PBL34 START | 49.16 |
| HIERARCH ESO ISS PBL34 END | 49.367 |
| HIERARCH ESO ISS PBLA34 START | 81.63 |
| HIERARCH ESO ISS PBLA34 END | 81.942 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008271 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.009246 |
| HIERARCH ESO ISS AMBI TEMP | 11.44 |
| HIERARCH ESO ISS AMBI FWHM START | 0.75 |
| HIERARCH ESO ISS AMBI FWHM END | 0.74 |
| HIERARCH ESO FT ROBJ NAME | PDS70 |
| HIERARCH ESO FT ROBJ ALPHA | 140810.155 |
| HIERARCH ESO FT ROBJ DELTA | -412352.573 |