Exposure
- ID
- GRAVI.2025-01-17T08:13:50.526_2
- Header ID
- GRAVI.2025-01-17T08:13:50.526
- Date updated
- 2025-01-17 08:30:28 UTC+0000
- Release date
- 2026-01-17 08:30:28 UTC+0000
- UTC Start
- 2025-01-17 08:13:50.526
- UTC End
- 2025-01-17 08:20:30.526
- MJD Start
- 60692.3429459
- MJD End
- 60692.34757552963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0077859999999999995
- Ambient temperature (°C)
- 11.34
- Seeing (arcsec)
- 0.735
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 | 56.1980 | 56.1860 | 4.2000 | 5.2000 |
| U1-U3 | 102.3350 | 102.3170 | 9.1000 | 10.2000 |
| U1-U4 | 125.9090 | 126.3020 | 31.4170 | 32.8590 |
| U2-U3 | 46.6040 | 46.6140 | 15.1000 | 16.3000 |
| U2-U4 | 80.1970 | 80.8850 | 50.1390 | 51.6940 |
| U3-U4 | 49.8090 | 50.6500 | 82.6070 | 83.8780 |
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 | 60692.3429459 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | PDS70 |
| HIERARCH ESO INS SOBJ NAME | PDS70 |
| RA | 212.045432 |
| DEC | -41.39822 |
| 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 | 56.198 |
| HIERARCH ESO ISS PBL12 END | 56.186 |
| HIERARCH ESO ISS PBLA12 START | 4.2 |
| HIERARCH ESO ISS PBLA12 END | 5.2 |
| HIERARCH ESO ISS PBL13 START | 102.335 |
| HIERARCH ESO ISS PBL13 END | 102.317 |
| HIERARCH ESO ISS PBLA13 START | 9.1 |
| HIERARCH ESO ISS PBLA13 END | 10.2 |
| HIERARCH ESO ISS PBL14 START | 125.909 |
| HIERARCH ESO ISS PBL14 END | 126.302 |
| HIERARCH ESO ISS PBLA14 START | 31.417 |
| HIERARCH ESO ISS PBLA14 END | 32.859 |
| HIERARCH ESO ISS PBL23 START | 46.604 |
| HIERARCH ESO ISS PBL23 END | 46.614 |
| HIERARCH ESO ISS PBLA23 START | 15.1 |
| HIERARCH ESO ISS PBLA23 END | 16.3 |
| HIERARCH ESO ISS PBL24 START | 80.197 |
| HIERARCH ESO ISS PBL24 END | 80.885 |
| HIERARCH ESO ISS PBLA24 START | 50.139 |
| HIERARCH ESO ISS PBLA24 END | 51.694 |
| HIERARCH ESO ISS PBL34 START | 49.809 |
| HIERARCH ESO ISS PBL34 END | 50.65 |
| HIERARCH ESO ISS PBLA34 START | 82.607 |
| HIERARCH ESO ISS PBLA34 END | 83.878 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008067 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007505 |
| HIERARCH ESO ISS AMBI TEMP | 11.34 |
| HIERARCH ESO ISS AMBI FWHM START | 0.69 |
| HIERARCH ESO ISS AMBI FWHM END | 0.78 |
| HIERARCH ESO FT ROBJ NAME | PDS70 |
| HIERARCH ESO FT ROBJ ALPHA | 140810.155 |
| HIERARCH ESO FT ROBJ DELTA | -412352.573 |