Exposure
- ID
- GRAVI.2025-05-13T01:39:14.414_1
- Header ID
- GRAVI.2025-05-13T01:39:14.414
- 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 01:39:14.414
- UTC End
- 2025-05-13 01:44:34.414
- MJD Start
- 60808.06891683
- MJD End
- 60808.072620533705
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005549500000000001
- Ambient temperature (°C)
- 17.82
- Seeing (arcsec)
- 0.75
Observation
- ID
- 67296
- 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
- 50037
- Name
- HD_100546_b
- RA
- 173.362344
- DEC
- -70.19489
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 41.6750 | 41.4550 | 43.4000 | 44.4000 |
| U1-U3 | 78.3660 | 77.9380 | 51.2000 | 52.3000 |
| U1-U4 | 118.4690 | 118.0270 | 79.0410 | 80.3230 |
| U2-U3 | 37.5040 | 37.3050 | 59.8000 | 61.0000 |
| U2-U4 | 88.0230 | 87.8900 | 95.0580 | 96.3880 |
| U3-U4 | 61.3210 | 61.4080 | 115.7080 | 116.9890 |
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 | 60808.06891683 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 100546 |
| HIERARCH ESO INS SOBJ NAME | HD_100546_b |
| RA | 173.362344 |
| DEC | -70.19489 |
| 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 | 41.675 |
| HIERARCH ESO ISS PBL12 END | 41.455 |
| HIERARCH ESO ISS PBLA12 START | 43.4 |
| HIERARCH ESO ISS PBLA12 END | 44.4 |
| HIERARCH ESO ISS PBL13 START | 78.366 |
| HIERARCH ESO ISS PBL13 END | 77.938 |
| HIERARCH ESO ISS PBLA13 START | 51.2 |
| HIERARCH ESO ISS PBLA13 END | 52.3 |
| HIERARCH ESO ISS PBL14 START | 118.469 |
| HIERARCH ESO ISS PBL14 END | 118.027 |
| HIERARCH ESO ISS PBLA14 START | 79.041 |
| HIERARCH ESO ISS PBLA14 END | 80.323 |
| HIERARCH ESO ISS PBL23 START | 37.504 |
| HIERARCH ESO ISS PBL23 END | 37.305 |
| HIERARCH ESO ISS PBLA23 START | 59.8 |
| HIERARCH ESO ISS PBLA23 END | 61.0 |
| HIERARCH ESO ISS PBL24 START | 88.023 |
| HIERARCH ESO ISS PBL24 END | 87.89 |
| HIERARCH ESO ISS PBLA24 START | 95.058 |
| HIERARCH ESO ISS PBLA24 END | 96.388 |
| HIERARCH ESO ISS PBL34 START | 61.321 |
| HIERARCH ESO ISS PBL34 END | 61.408 |
| HIERARCH ESO ISS PBLA34 START | 115.708 |
| HIERARCH ESO ISS PBLA34 END | 116.989 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005613 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005486 |
| HIERARCH ESO ISS AMBI TEMP | 17.82 |
| HIERARCH ESO ISS AMBI FWHM START | 0.76 |
| HIERARCH ESO ISS AMBI FWHM END | 0.74 |
| HIERARCH ESO FT ROBJ NAME | HD_100546 |
| HIERARCH ESO FT ROBJ ALPHA | 113325.440 |
| HIERARCH ESO FT ROBJ DELTA | -701141.241 |