Exposure
- ID
- GRAVI.2025-05-13T00:59:23.313_1
- Header ID
- GRAVI.2025-05-13T00:59:23.313
- Date updated
- 2025-05-13 06:46:34 UTC+0000
- Release date
- 2026-05-13 06:46:33 UTC+0000
- UTC Start
- 2025-05-13 00:59:23.313
- UTC End
- 2025-05-13 01:04:43.313
- MJD Start
- 60808.04124205
- MJD End
- 60808.0449457537
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005414
- Ambient temperature (°C)
- 18.11
- Seeing (arcsec)
- 0.96
Observation
- ID
- 67290
- Category
- science
- Program ID
- 115.29EJ.001
- Program Title
- FOLLOW-UP OF A BROWN DWARF CANDIDATE IN THE DISK GAP AROUND HD 100546
- Program Type
- ToO
- PI / COI
- BLAKELY / STOLKER / KAMMERER / BENISTY / BERGER / THOMPSON / JOHNSTONE
Target
- ID
- 50031
- Name
- HD_100546_b
- RA
- 173.36202
- DEC
- -70.19491
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 43.0820 | 42.9000 | 36.3000 | 37.3000 |
| U1-U3 | 81.1410 | 80.7790 | 43.6000 | 44.7000 |
| U1-U4 | 121.3330 | 120.9590 | 70.0060 | 71.2730 |
| U2-U3 | 38.8050 | 38.6350 | 51.8000 | 52.9000 |
| U2-U4 | 88.7980 | 88.7070 | 85.6410 | 86.9660 |
| U3-U4 | 60.5770 | 60.6960 | 106.5650 | 107.8590 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 115.29EJ.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60808.04124205 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 100546 |
| HIERARCH ESO INS SOBJ NAME | HD_100546_b |
| RA | 173.36202 |
| DEC | -70.19491 |
| 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 | 339.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 43.082 |
| HIERARCH ESO ISS PBL12 END | 42.9 |
| HIERARCH ESO ISS PBLA12 START | 36.3 |
| HIERARCH ESO ISS PBLA12 END | 37.3 |
| HIERARCH ESO ISS PBL13 START | 81.141 |
| HIERARCH ESO ISS PBL13 END | 80.779 |
| HIERARCH ESO ISS PBLA13 START | 43.6 |
| HIERARCH ESO ISS PBLA13 END | 44.7 |
| HIERARCH ESO ISS PBL14 START | 121.333 |
| HIERARCH ESO ISS PBL14 END | 120.959 |
| HIERARCH ESO ISS PBLA14 START | 70.006 |
| HIERARCH ESO ISS PBLA14 END | 71.273 |
| HIERARCH ESO ISS PBL23 START | 38.805 |
| HIERARCH ESO ISS PBL23 END | 38.635 |
| HIERARCH ESO ISS PBLA23 START | 51.8 |
| HIERARCH ESO ISS PBLA23 END | 52.9 |
| HIERARCH ESO ISS PBL24 START | 88.798 |
| HIERARCH ESO ISS PBL24 END | 88.707 |
| HIERARCH ESO ISS PBLA24 START | 85.641 |
| HIERARCH ESO ISS PBLA24 END | 86.966 |
| HIERARCH ESO ISS PBL34 START | 60.577 |
| HIERARCH ESO ISS PBL34 END | 60.696 |
| HIERARCH ESO ISS PBLA34 START | 106.565 |
| HIERARCH ESO ISS PBLA34 END | 107.859 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004989 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005839 |
| HIERARCH ESO ISS AMBI TEMP | 18.11 |
| HIERARCH ESO ISS AMBI FWHM START | 1.09 |
| HIERARCH ESO ISS AMBI FWHM END | 0.83 |
| HIERARCH ESO FT ROBJ NAME | HD_100546 |
| HIERARCH ESO FT ROBJ ALPHA | 113325.440 |
| HIERARCH ESO FT ROBJ DELTA | -701141.241 |