Exposure
- ID
- GRAVI.2025-05-13T01:11:32.343_2
- Header ID
- GRAVI.2025-05-13T01:11:32.343
- 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 01:11:32.343
- UTC End
- 2025-05-13 01:12:36.343
- MJD Start
- 60808.0496799
- MJD End
- 60808.05042064074
- Exposure time (s)
- 64.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004629
- Ambient temperature (°C)
- 17.98
- Seeing (arcsec)
- 1.145
Observation
- ID
- 67282
- 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
- 50023
- Name
- HD_100546
- RA
- 173.356
- DEC
- -70.19478916666667
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 | 42.6830 | 42.6350 | 38.4000 | 38.7000 |
| U1-U3 | 80.3490 | 80.2540 | 45.9000 | 46.2000 |
| U1-U4 | 120.5160 | 120.4180 | 72.7380 | 73.0540 |
| U2-U3 | 38.4320 | 38.3880 | 54.2000 | 54.5000 |
| U2-U4 | 88.5940 | 88.5690 | 88.4970 | 88.8270 |
| U3-U4 | 60.8280 | 60.8550 | 109.3510 | 109.6720 |
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 | 60808.0496799 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 100546 |
| HIERARCH ESO INS SOBJ NAME | HD_100546_b |
| RA | 173.36197 |
| DEC | -70.19483 |
| 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 | 86.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 1.0 |
| HIERARCH ESO DET2 NDIT | 64 |
| HIERARCH ESO ISS PBL12 START | 42.683 |
| HIERARCH ESO ISS PBL12 END | 42.635 |
| HIERARCH ESO ISS PBLA12 START | 38.4 |
| HIERARCH ESO ISS PBLA12 END | 38.7 |
| HIERARCH ESO ISS PBL13 START | 80.349 |
| HIERARCH ESO ISS PBL13 END | 80.254 |
| HIERARCH ESO ISS PBLA13 START | 45.9 |
| HIERARCH ESO ISS PBLA13 END | 46.2 |
| HIERARCH ESO ISS PBL14 START | 120.516 |
| HIERARCH ESO ISS PBL14 END | 120.418 |
| HIERARCH ESO ISS PBLA14 START | 72.738 |
| HIERARCH ESO ISS PBLA14 END | 73.054 |
| HIERARCH ESO ISS PBL23 START | 38.432 |
| HIERARCH ESO ISS PBL23 END | 38.388 |
| HIERARCH ESO ISS PBLA23 START | 54.2 |
| HIERARCH ESO ISS PBLA23 END | 54.5 |
| HIERARCH ESO ISS PBL24 START | 88.594 |
| HIERARCH ESO ISS PBL24 END | 88.569 |
| HIERARCH ESO ISS PBLA24 START | 88.497 |
| HIERARCH ESO ISS PBLA24 END | 88.827 |
| HIERARCH ESO ISS PBL34 START | 60.828 |
| HIERARCH ESO ISS PBL34 END | 60.855 |
| HIERARCH ESO ISS PBLA34 START | 109.351 |
| HIERARCH ESO ISS PBLA34 END | 109.672 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00325 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006008 |
| HIERARCH ESO ISS AMBI TEMP | 17.98 |
| HIERARCH ESO ISS AMBI FWHM START | 1.24 |
| HIERARCH ESO ISS AMBI FWHM END | 1.05 |
| HIERARCH ESO FT ROBJ NAME | HD_100546 |
| HIERARCH ESO FT ROBJ ALPHA | 113325.440 |
| HIERARCH ESO FT ROBJ DELTA | -701141.241 |