Exposure
- ID
- GRAVI.2025-08-11T02:45:18.559_1
- Header ID
- GRAVI.2025-08-11T02:45:18.559
- Date updated
- 2025-08-11 02:55:46 UTC+0000
- Release date
- 2025-08-11 02:45:18 UTC+0000
- UTC Start
- 2025-08-11 02:45:18.559
- UTC End
- 2025-08-11 02:46:54.559
- MJD Start
- 60898.11479814
- MJD End
- 60898.11590925111
- Exposure time (s)
- 96.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003202
- Ambient temperature (°C)
- 14.36
- Seeing (arcsec)
- 0.675
Observation
- ID
- 69850
- Category
- calibrator
- Program ID
- 114.28MC.001
- Program Title
- UNVEILING HIDDEN PROTOPLANETS: DIRECT EXTINCTION MEASUREMENT IN THE PLANET-FORMED GAP OF AS209
- Program Type
- ToO
- PI / COI
- CUGNO / BOURDAROT / BENISTY / TEAGUE / FACCHINI / GIRARD / BERGIN / BAE / HUANG / MEYER
Target
- ID
- 51851
- Name
- HD174536B
- RA
- 282.906109
- DEC
- -17.31035
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.4660 | 56.4780 | 29.0000 | 29.1000 |
| U1-U3 | 102.3570 | 102.3740 | 35.2000 | 35.4000 |
| U1-U4 | 130.0690 | 130.0240 | 62.8620 | 62.9900 |
| U2-U3 | 46.6350 | 46.6390 | 42.8000 | 43.0000 |
| U2-U4 | 88.9440 | 88.8700 | 83.5860 | 83.7200 |
| U3-U4 | 61.6630 | 61.5900 | 113.1760 | 113.3440 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 114.28MC.001 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 60898.11479814 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | hd174536 |
| HIERARCH ESO INS SOBJ NAME | HD174536B |
| RA | 282.906109 |
| DEC | -17.31035 |
| 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 | 56.466 |
| HIERARCH ESO ISS PBL12 END | 56.478 |
| HIERARCH ESO ISS PBLA12 START | 29.0 |
| HIERARCH ESO ISS PBLA12 END | 29.1 |
| HIERARCH ESO ISS PBL13 START | 102.357 |
| HIERARCH ESO ISS PBL13 END | 102.374 |
| HIERARCH ESO ISS PBLA13 START | 35.2 |
| HIERARCH ESO ISS PBLA13 END | 35.4 |
| HIERARCH ESO ISS PBL14 START | 130.069 |
| HIERARCH ESO ISS PBL14 END | 130.024 |
| HIERARCH ESO ISS PBLA14 START | 62.862 |
| HIERARCH ESO ISS PBLA14 END | 62.99 |
| HIERARCH ESO ISS PBL23 START | 46.635 |
| HIERARCH ESO ISS PBL23 END | 46.639 |
| HIERARCH ESO ISS PBLA23 START | 42.8 |
| HIERARCH ESO ISS PBLA23 END | 43.0 |
| HIERARCH ESO ISS PBL24 START | 88.944 |
| HIERARCH ESO ISS PBL24 END | 88.87 |
| HIERARCH ESO ISS PBLA24 START | 83.586 |
| HIERARCH ESO ISS PBLA24 END | 83.72 |
| HIERARCH ESO ISS PBL34 START | 61.663 |
| HIERARCH ESO ISS PBL34 END | 61.59 |
| HIERARCH ESO ISS PBLA34 START | 113.176 |
| HIERARCH ESO ISS PBLA34 END | 113.344 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003011 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003393 |
| HIERARCH ESO ISS AMBI TEMP | 14.36 |
| HIERARCH ESO ISS AMBI FWHM START | 0.7 |
| HIERARCH ESO ISS AMBI FWHM END | 0.65 |
| HIERARCH ESO FT ROBJ NAME | HD174536A |
| HIERARCH ESO FT ROBJ ALPHA | 185137.029 |
| HIERARCH ESO FT ROBJ DELTA | -171836.426 |