Exposure
- ID
- GRAVI.2025-05-14T01:54:39.810_2
- Header ID
- GRAVI.2025-05-14T01:54:39.810
- Date updated
- 2025-05-14 06:28:08 UTC+0000
- Release date
- 2026-05-14 02:00:54 UTC+0000
- UTC Start
- 2025-05-14 01:54:39.810
- UTC End
- 2025-05-14 01:56:15.810
- MJD Start
- 60809.07962743
- MJD End
- 60809.08073854111
- Exposure time (s)
- 96.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006331
- Ambient temperature (°C)
- 15.78
- Seeing (arcsec)
- 0.705
Observation
- ID
- 67351
- Category
- science
- Program ID
- 115.29EH.001
- Program Title
- PDS 70 D REVEALED BY TROJAN DUST
- Program Type
- ToO
- PI / COI
- BALSALOBRE RUZA / CHRISTIAENS / HUELAMO / LACOUR / WAHHAJ / HAMMOND / BLAKELY / BENISTY / LILLO BOX / PETROVICH / DE GREGORIO-MONSALVO / RIBAS / MENDIGUTIA / ABSIL / JUILLARD / LATOUR / HERON / GARRIDO DEUTELMOSER / BAE / CHARALAMBOUS / TREVASCUS
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 | 55.8490 | 55.8340 | 15.6000 | 15.9000 |
| U1-U3 | 101.7670 | 101.7410 | 21.5000 | 21.7000 |
| U1-U4 | 129.6800 | 129.7310 | 46.9830 | 47.3140 |
| U2-U3 | 46.5610 | 46.5530 | 28.5000 | 28.8000 |
| U2-U4 | 87.0060 | 87.1200 | 66.5100 | 66.8520 |
| U3-U4 | 57.9190 | 58.0600 | 96.1870 | 96.4820 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 115.29EH.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60809.07962743 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | PDS70 |
| HIERARCH ESO INS SOBJ NAME | PDS70 |
| RA | 212.045742 |
| DEC | -41.39817 |
| 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 | 114.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 3.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 55.849 |
| HIERARCH ESO ISS PBL12 END | 55.834 |
| HIERARCH ESO ISS PBLA12 START | 15.6 |
| HIERARCH ESO ISS PBLA12 END | 15.9 |
| HIERARCH ESO ISS PBL13 START | 101.767 |
| HIERARCH ESO ISS PBL13 END | 101.741 |
| HIERARCH ESO ISS PBLA13 START | 21.5 |
| HIERARCH ESO ISS PBLA13 END | 21.7 |
| HIERARCH ESO ISS PBL14 START | 129.68 |
| HIERARCH ESO ISS PBL14 END | 129.731 |
| HIERARCH ESO ISS PBLA14 START | 46.983 |
| HIERARCH ESO ISS PBLA14 END | 47.314 |
| HIERARCH ESO ISS PBL23 START | 46.561 |
| HIERARCH ESO ISS PBL23 END | 46.553 |
| HIERARCH ESO ISS PBLA23 START | 28.5 |
| HIERARCH ESO ISS PBLA23 END | 28.8 |
| HIERARCH ESO ISS PBL24 START | 87.006 |
| HIERARCH ESO ISS PBL24 END | 87.12 |
| HIERARCH ESO ISS PBLA24 START | 66.51 |
| HIERARCH ESO ISS PBLA24 END | 66.852 |
| HIERARCH ESO ISS PBL34 START | 57.919 |
| HIERARCH ESO ISS PBL34 END | 58.06 |
| HIERARCH ESO ISS PBLA34 START | 96.187 |
| HIERARCH ESO ISS PBLA34 END | 96.482 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006677 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005985 |
| HIERARCH ESO ISS AMBI TEMP | 15.78 |
| HIERARCH ESO ISS AMBI FWHM START | 0.72 |
| HIERARCH ESO ISS AMBI FWHM END | 0.69 |
| HIERARCH ESO FT ROBJ NAME | PDS70 |
| HIERARCH ESO FT ROBJ ALPHA | 140810.155 |
| HIERARCH ESO FT ROBJ DELTA | -412352.573 |