Exposure
- ID
- GRAVI.2022-01-22T06:01:33.676_2
- Header ID
- GRAVI.2022-01-22T06:01:33.676
- Date updated
- 2022-01-22 06:10:38 UTC+0000
- Release date
- 2023-01-22 06:10:37 UTC+0000
- UTC Start
- 2022-01-22 06:01:33.676
- UTC End
- 2022-01-22 06:02:21.676
- MJD Start
- 59601.25108421
- MJD End
- 59601.2516397656
- Exposure time (s)
- 48.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.007345
- Ambient temperature (°C)
- 13.58
- Seeing (arcsec)
- 0.855
Observation
- ID
- 49333
- Category
- science
- Program ID
- 108.226K.002
- Program Title
- CHARACTERIZING A NEW, DIRECTLY-IMAGED PLANET TO A YOUNG, SOLAR-TYPE STAR
- Program Type
- Normal
- PI / COI
- BOHN/ KENWORTHY/ GINSKI/ KAMMERER/ LACOUR/ NOWAK/ MAMAJEK/ MESHKAT/ PECAUT/ REGGIANI/ SNIK/ MUGRAUER/ VOGT
Target
- ID
- 36908
- Name
- HD_91881_A
- RA
- 159.018779166667
- DEC
- -26.6754813888889
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 | 56.4230 | 56.4280 | 17.7000 | 17.9000 |
| U1-U3 | 101.9340 | 101.9510 | 23.9000 | 24.0000 |
| U1-U4 | 127.3390 | 127.4270 | 51.5330 | 51.6850 |
| U2-U3 | 46.2300 | 46.2430 | 31.4000 | 31.5000 |
| U2-U4 | 86.3510 | 86.4430 | 72.8430 | 72.9820 |
| U3-U4 | 60.0900 | 60.1590 | 103.4710 | 103.5750 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 108.226K.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59601.25108421 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 91881 |
| HIERARCH ESO INS SOBJ NAME | HD_91881_B |
| RA | 159.021111 |
| DEC | -26.6756 |
| 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 | 68.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 1.0 |
| HIERARCH ESO DET2 NDIT | 48 |
| HIERARCH ESO ISS PBL12 START | 56.423 |
| HIERARCH ESO ISS PBL12 END | 56.428 |
| HIERARCH ESO ISS PBLA12 START | 17.7 |
| HIERARCH ESO ISS PBLA12 END | 17.9 |
| HIERARCH ESO ISS PBL13 START | 101.934 |
| HIERARCH ESO ISS PBL13 END | 101.951 |
| HIERARCH ESO ISS PBLA13 START | 23.9 |
| HIERARCH ESO ISS PBLA13 END | 24.0 |
| HIERARCH ESO ISS PBL14 START | 127.339 |
| HIERARCH ESO ISS PBL14 END | 127.427 |
| HIERARCH ESO ISS PBLA14 START | 51.533 |
| HIERARCH ESO ISS PBLA14 END | 51.685 |
| HIERARCH ESO ISS PBL23 START | 46.23 |
| HIERARCH ESO ISS PBL23 END | 46.243 |
| HIERARCH ESO ISS PBLA23 START | 31.4 |
| HIERARCH ESO ISS PBLA23 END | 31.5 |
| HIERARCH ESO ISS PBL24 START | 86.351 |
| HIERARCH ESO ISS PBL24 END | 86.443 |
| HIERARCH ESO ISS PBLA24 START | 72.843 |
| HIERARCH ESO ISS PBLA24 END | 72.982 |
| HIERARCH ESO ISS PBL34 START | 60.09 |
| HIERARCH ESO ISS PBL34 END | 60.159 |
| HIERARCH ESO ISS PBLA34 START | 103.471 |
| HIERARCH ESO ISS PBLA34 END | 103.575 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007211 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007479 |
| HIERARCH ESO ISS AMBI TEMP | 13.58 |
| HIERARCH ESO ISS AMBI FWHM START | 0.87 |
| HIERARCH ESO ISS AMBI FWHM END | 0.84 |
| HIERARCH ESO FT ROBJ NAME | HD_91881_A |
| HIERARCH ESO FT ROBJ ALPHA | 103604.507 |
| HIERARCH ESO FT ROBJ DELTA | -264031.733 |