Exposure
- ID
- GRAVI.2022-09-18T06:34:19.735_2
- Header ID
- GRAVI.2022-09-18T06:34:19.735
- Date updated
- 2022-09-18 06:51:28 UTC+0000
- Release date
- 2023-09-18 06:51:28 UTC+0000
- UTC Start
- 2022-09-18 06:34:19.735
- UTC End
- 2022-09-18 06:40:59.735
- MJD Start
- 59840.27383952
- MJD End
- 59840.2784691496
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0015435
- Ambient temperature (°C)
- 4.91
- Seeing (arcsec)
- 2.315
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 | 53.6300 | 53.9310 | 37.4000 | 37.2000 |
| U1-U3 | 99.7410 | 100.1570 | 41.0000 | 40.6000 |
| U1-U4 | 127.9030 | 127.2990 | 55.6380 | 54.8180 |
| U2-U3 | 46.3310 | 46.4290 | 45.1000 | 44.6000 |
| U2-U4 | 78.7560 | 77.6190 | 67.9190 | 66.9400 |
| U3-U4 | 40.3010 | 38.9330 | 94.4360 | 93.9490 |
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 | 59840.27383952 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HR8799 |
| HIERARCH ESO INS SOBJ NAME | hr8799e |
| RA | 346.872339 |
| DEC | 21.13382 |
| 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 | 53.63 |
| HIERARCH ESO ISS PBL12 END | 53.931 |
| HIERARCH ESO ISS PBLA12 START | 37.4 |
| HIERARCH ESO ISS PBLA12 END | 37.2 |
| HIERARCH ESO ISS PBL13 START | 99.741 |
| HIERARCH ESO ISS PBL13 END | 100.157 |
| HIERARCH ESO ISS PBLA13 START | 41.0 |
| HIERARCH ESO ISS PBLA13 END | 40.6 |
| HIERARCH ESO ISS PBL14 START | 127.903 |
| HIERARCH ESO ISS PBL14 END | 127.299 |
| HIERARCH ESO ISS PBLA14 START | 55.638 |
| HIERARCH ESO ISS PBLA14 END | 54.818 |
| HIERARCH ESO ISS PBL23 START | 46.331 |
| HIERARCH ESO ISS PBL23 END | 46.429 |
| HIERARCH ESO ISS PBLA23 START | 45.1 |
| HIERARCH ESO ISS PBLA23 END | 44.6 |
| HIERARCH ESO ISS PBL24 START | 78.756 |
| HIERARCH ESO ISS PBL24 END | 77.619 |
| HIERARCH ESO ISS PBLA24 START | 67.919 |
| HIERARCH ESO ISS PBLA24 END | 66.94 |
| HIERARCH ESO ISS PBL34 START | 40.301 |
| HIERARCH ESO ISS PBL34 END | 38.933 |
| HIERARCH ESO ISS PBLA34 START | 94.436 |
| HIERARCH ESO ISS PBLA34 END | 93.949 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.001584 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.001503 |
| HIERARCH ESO ISS AMBI TEMP | 4.91 |
| HIERARCH ESO ISS AMBI FWHM START | 2.22 |
| HIERARCH ESO ISS AMBI FWHM END | 2.41 |
| HIERARCH ESO FT ROBJ NAME | HR8799 |
| HIERARCH ESO FT ROBJ ALPHA | 230728.715 |
| HIERARCH ESO FT ROBJ DELTA | 210803.310 |