Exposure
- ID
- GRAVI.2025-11-11T04:19:42.935_1
- Header ID
- GRAVI.2025-11-11T04:19:42.935
- Date updated
- 2025-11-11 04:30:38 UTC+0000
- Release date
- 2026-11-11 04:30:38 UTC+0000
- UTC Start
- 2025-11-11 04:19:42.935
- UTC End
- 2025-11-11 04:22:22.935
- MJD Start
- 60990.18035804
- MJD End
- 60990.18220989186
- Exposure time (s)
- 160.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0035195
- Ambient temperature (°C)
- 14.0
- Seeing (arcsec)
- 0.6950000000000001
Observation
- ID
- 71447
- Category
- science
- Program ID
- 116.28ZD.003
- Program Title
- DO SOME HOT SUBDWARF BINARIES DESCEND FROM HIERARCHICAL TRIPLES? NEW INSIGHTS FROM INTERFEROMETRY
- Program Type
- Normal
- PI / COI
- DESHMUKH / GEIER / SANA / DAWSON / DORSCH / HEBER / KUPFER
Target
- ID
- 53061
- Name
- HD_283048
- RA
- 58.309633
- DEC
- 25.75538
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 35.6500 | 35.9200 | 32.5000 | 32.8000 |
| U1-U3 | 67.0810 | 67.6710 | 41.9000 | 42.2000 |
| U1-U4 | 107.9030 | 108.6960 | 74.0440 | 73.8490 |
| U2-U3 | 32.4480 | 32.7490 | 52.3000 | 52.4000 |
| U2-U4 | 84.6060 | 84.9320 | 90.2830 | 89.9660 |
| U3-U4 | 62.3070 | 62.2540 | 108.9660 | 108.6660 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 116.28ZD.003 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
| MJD-OBS | 60990.18035804 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 283048 |
| HIERARCH ESO INS SOBJ NAME | HD_283048 |
| RA | 58.309633 |
| DEC | 25.75538 |
| 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 | 176.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 16 |
| HIERARCH ESO ISS PBL12 START | 35.65 |
| HIERARCH ESO ISS PBL12 END | 35.92 |
| HIERARCH ESO ISS PBLA12 START | 32.5 |
| HIERARCH ESO ISS PBLA12 END | 32.8 |
| HIERARCH ESO ISS PBL13 START | 67.081 |
| HIERARCH ESO ISS PBL13 END | 67.671 |
| HIERARCH ESO ISS PBLA13 START | 41.9 |
| HIERARCH ESO ISS PBLA13 END | 42.2 |
| HIERARCH ESO ISS PBL14 START | 107.903 |
| HIERARCH ESO ISS PBL14 END | 108.696 |
| HIERARCH ESO ISS PBLA14 START | 74.044 |
| HIERARCH ESO ISS PBLA14 END | 73.849 |
| HIERARCH ESO ISS PBL23 START | 32.448 |
| HIERARCH ESO ISS PBL23 END | 32.749 |
| HIERARCH ESO ISS PBLA23 START | 52.3 |
| HIERARCH ESO ISS PBLA23 END | 52.4 |
| HIERARCH ESO ISS PBL24 START | 84.606 |
| HIERARCH ESO ISS PBL24 END | 84.932 |
| HIERARCH ESO ISS PBLA24 START | 90.283 |
| HIERARCH ESO ISS PBLA24 END | 89.966 |
| HIERARCH ESO ISS PBL34 START | 62.307 |
| HIERARCH ESO ISS PBL34 END | 62.254 |
| HIERARCH ESO ISS PBLA34 START | 108.966 |
| HIERARCH ESO ISS PBLA34 END | 108.666 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003584 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003455 |
| HIERARCH ESO ISS AMBI TEMP | 14.0 |
| HIERARCH ESO ISS AMBI FWHM START | 0.68 |
| HIERARCH ESO ISS AMBI FWHM END | 0.71 |