Exposure
- ID
- GRAVI.2023-07-02T10:14:55.687_2
- Header ID
- GRAVI.2023-07-02T10:14:55.687
- Date updated
- 2023-07-02 10:30:46 UTC+0000
- Release date
- 2024-07-02 10:30:46 UTC+0000
- UTC Start
- 2023-07-02 10:14:55.687
- UTC End
- 2023-07-02 10:21:35.687
- MJD Start
- 60127.42703341
- MJD End
- 60127.4316630396
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003158
- Ambient temperature (°C)
- 14.31
- Seeing (arcsec)
- 0.815
Observation
- ID
- 56117
- Category
- science
- Program ID
- 1104.C-0651(G)
- Program Title
- AN INTERFEROMETRIC SURVEY OF THE DYNAMICS AND CHEMICAL COMPOSITION OF DIRECTLY IMAGED EXOPLANETS
- Program Type
- DDT
- PI / COI
- LACOUR/ NOWAK/ WANG/ MOLLI`ERE/ CHOQUET/ PUEYO/ GREENBAUM/ WARD-DUONG/ BONNEFOY/ RAMEAU/ CHARNAY/ BOCCALETTI/ PETRUS/ BERGER/ LE BOUQUIN/ MONNIER/ GARDNER/ BENISTY/ GIRARD/ PALADINI/ MULLER/ KEPPLER/ LAGRANGE/ MOUILLET/ PERRIN/ KERVELLA/ ...
Target
- ID
- 41566
- Name
- HR_8799
- RA
- 346.869645833333
- DEC
- 21.1342527777778
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 | 48.4570 | 48.9640 | 37.9000 | 38.0000 |
| U1-U3 | 91.3470 | 92.2420 | 43.4000 | 43.4000 |
| U1-U4 | 129.2930 | 129.6460 | 63.9860 | 63.4250 |
| U2-U3 | 43.3610 | 43.7250 | 49.5000 | 49.3000 |
| U2-U4 | 88.3670 | 87.9470 | 77.9300 | 77.2310 |
| U3-U4 | 54.2800 | 53.3850 | 100.2430 | 99.7720 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 1104.C-0651(G) |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60127.42703341 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HR 8799 |
| HIERARCH ESO INS SOBJ NAME | HR8799e |
| RA | 346.872273 |
| DEC | 21.13397 |
| 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 | 48.457 |
| HIERARCH ESO ISS PBL12 END | 48.964 |
| HIERARCH ESO ISS PBLA12 START | 37.9 |
| HIERARCH ESO ISS PBLA12 END | 38.0 |
| HIERARCH ESO ISS PBL13 START | 91.347 |
| HIERARCH ESO ISS PBL13 END | 92.242 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 129.293 |
| HIERARCH ESO ISS PBL14 END | 129.646 |
| HIERARCH ESO ISS PBLA14 START | 63.986 |
| HIERARCH ESO ISS PBLA14 END | 63.425 |
| HIERARCH ESO ISS PBL23 START | 43.361 |
| HIERARCH ESO ISS PBL23 END | 43.725 |
| HIERARCH ESO ISS PBLA23 START | 49.5 |
| HIERARCH ESO ISS PBLA23 END | 49.3 |
| HIERARCH ESO ISS PBL24 START | 88.367 |
| HIERARCH ESO ISS PBL24 END | 87.947 |
| HIERARCH ESO ISS PBLA24 START | 77.93 |
| HIERARCH ESO ISS PBLA24 END | 77.231 |
| HIERARCH ESO ISS PBL34 START | 54.28 |
| HIERARCH ESO ISS PBL34 END | 53.385 |
| HIERARCH ESO ISS PBLA34 START | 100.243 |
| HIERARCH ESO ISS PBLA34 END | 99.772 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003112 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003204 |
| HIERARCH ESO ISS AMBI TEMP | 14.31 |
| HIERARCH ESO ISS AMBI FWHM START | 0.75 |
| HIERARCH ESO ISS AMBI FWHM END | 0.88 |
| HIERARCH ESO FT ROBJ NAME | HR_8799 |
| HIERARCH ESO FT ROBJ ALPHA | 230728.715 |
| HIERARCH ESO FT ROBJ DELTA | 210803.310 |