Exposure
- ID
- GRAVI.2025-01-18T08:32:01.874_2
- Header ID
- GRAVI.2025-01-18T08:32:01.874
- Date updated
- 2025-01-18 08:50:39 UTC+0000
- Release date
- 2026-01-18 08:50:39 UTC+0000
- UTC Start
- 2025-01-18 08:32:01.874
- UTC End
- 2025-01-18 08:38:41.874
- MJD Start
- 60693.35557725
- MJD End
- 60693.360206879624
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004937
- Ambient temperature (°C)
- 11.39
- Seeing (arcsec)
- 0.8400000000000001
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 | 56.1500 | 56.1290 | 7.4000 | 8.4000 |
| U1-U3 | 102.2630 | 102.2310 | 12.6000 | 13.7000 |
| U1-U4 | 127.1410 | 127.5120 | 35.9340 | 37.3160 |
| U2-U3 | 46.6330 | 46.6380 | 18.9000 | 20.1000 |
| U2-U4 | 82.3410 | 82.9850 | 54.9770 | 56.4380 |
| U3-U4 | 52.3990 | 53.1600 | 86.5610 | 87.7590 |
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 | 60693.35557725 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | PDS70 |
| HIERARCH ESO INS SOBJ NAME | PDS70 |
| RA | 212.045439 |
| DEC | -41.39827 |
| 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 | 418.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 100.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 56.15 |
| HIERARCH ESO ISS PBL12 END | 56.129 |
| HIERARCH ESO ISS PBLA12 START | 7.4 |
| HIERARCH ESO ISS PBLA12 END | 8.4 |
| HIERARCH ESO ISS PBL13 START | 102.263 |
| HIERARCH ESO ISS PBL13 END | 102.231 |
| HIERARCH ESO ISS PBLA13 START | 12.6 |
| HIERARCH ESO ISS PBLA13 END | 13.7 |
| HIERARCH ESO ISS PBL14 START | 127.141 |
| HIERARCH ESO ISS PBL14 END | 127.512 |
| HIERARCH ESO ISS PBLA14 START | 35.934 |
| HIERARCH ESO ISS PBLA14 END | 37.316 |
| HIERARCH ESO ISS PBL23 START | 46.633 |
| HIERARCH ESO ISS PBL23 END | 46.638 |
| HIERARCH ESO ISS PBLA23 START | 18.9 |
| HIERARCH ESO ISS PBLA23 END | 20.1 |
| HIERARCH ESO ISS PBL24 START | 82.341 |
| HIERARCH ESO ISS PBL24 END | 82.985 |
| HIERARCH ESO ISS PBLA24 START | 54.977 |
| HIERARCH ESO ISS PBLA24 END | 56.438 |
| HIERARCH ESO ISS PBL34 START | 52.399 |
| HIERARCH ESO ISS PBL34 END | 53.16 |
| HIERARCH ESO ISS PBLA34 START | 86.561 |
| HIERARCH ESO ISS PBLA34 END | 87.759 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004804 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00507 |
| HIERARCH ESO ISS AMBI TEMP | 11.39 |
| HIERARCH ESO ISS AMBI FWHM START | 0.87 |
| HIERARCH ESO ISS AMBI FWHM END | 0.81 |
| HIERARCH ESO FT ROBJ NAME | PDS70 |
| HIERARCH ESO FT ROBJ ALPHA | 140810.155 |
| HIERARCH ESO FT ROBJ DELTA | -412352.573 |