Exposure
- ID
- GRAVI.2022-09-15T05:16:49.134_2
- Header ID
- GRAVI.2022-09-15T05:16:49.134
- Date updated
- 2022-09-15 05:31:12 UTC+0000
- Release date
- 2023-09-15 05:31:12 UTC+0000
- UTC Start
- 2022-09-15 05:16:49.134
- UTC End
- 2022-09-15 05:23:29.134
- MJD Start
- 59837.22001312
- MJD End
- 59837.2246427496
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0032175
- Ambient temperature (°C)
- 12.12
- Seeing (arcsec)
- 0.735
Observation
- ID
- 52370
- Category
- science
- Program ID
- 1104.C-0651(F)
- 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
- 38951
- Name
- HR8799
- 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 | 48.2910 | 48.7980 | 37.9000 | 38.0000 |
| U1-U3 | 91.0520 | 91.9510 | 43.4000 | 43.4000 |
| U1-U4 | 129.1610 | 129.5390 | 64.1620 | 63.6120 |
| U2-U3 | 43.2400 | 43.6070 | 49.6000 | 49.4000 |
| U2-U4 | 88.4870 | 88.0930 | 78.1510 | 77.4630 |
| U3-U4 | 54.5570 | 53.6850 | 100.3940 | 99.9270 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 1104.C-0651(F) |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59837.22001312 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HR8799 |
| HIERARCH ESO INS SOBJ NAME | hr8799d |
| RA | 346.872124 |
| DEC | 21.13371 |
| 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 | 414.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 100.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 48.291 |
| HIERARCH ESO ISS PBL12 END | 48.798 |
| HIERARCH ESO ISS PBLA12 START | 37.9 |
| HIERARCH ESO ISS PBLA12 END | 38.0 |
| HIERARCH ESO ISS PBL13 START | 91.052 |
| HIERARCH ESO ISS PBL13 END | 91.951 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.4 |
| HIERARCH ESO ISS PBL14 START | 129.161 |
| HIERARCH ESO ISS PBL14 END | 129.539 |
| HIERARCH ESO ISS PBLA14 START | 64.162 |
| HIERARCH ESO ISS PBLA14 END | 63.612 |
| HIERARCH ESO ISS PBL23 START | 43.24 |
| HIERARCH ESO ISS PBL23 END | 43.607 |
| HIERARCH ESO ISS PBLA23 START | 49.6 |
| HIERARCH ESO ISS PBLA23 END | 49.4 |
| HIERARCH ESO ISS PBL24 START | 88.487 |
| HIERARCH ESO ISS PBL24 END | 88.093 |
| HIERARCH ESO ISS PBLA24 START | 78.151 |
| HIERARCH ESO ISS PBLA24 END | 77.463 |
| HIERARCH ESO ISS PBL34 START | 54.557 |
| HIERARCH ESO ISS PBL34 END | 53.685 |
| HIERARCH ESO ISS PBLA34 START | 100.394 |
| HIERARCH ESO ISS PBLA34 END | 99.927 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003223 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003212 |
| HIERARCH ESO ISS AMBI TEMP | 12.12 |
| HIERARCH ESO ISS AMBI FWHM START | 0.73 |
| HIERARCH ESO ISS AMBI FWHM END | 0.74 |
| HIERARCH ESO FT ROBJ NAME | HR8799 |
| HIERARCH ESO FT ROBJ ALPHA | 230728.715 |
| HIERARCH ESO FT ROBJ DELTA | 210803.310 |