Exposure
- ID
- GRAVI.2024-02-19T04:21:47.282_1
- Header ID
- GRAVI.2024-02-19T04:21:47.282
- Date updated
- 2024-02-19 04:35:32 UTC+0000
- Release date
- 2025-02-19 04:35:32 UTC+0000
- UTC Start
- 2024-02-19 04:21:47.282
- UTC End
- 2024-02-19 04:25:47.282
- MJD Start
- 60359.18179725
- MJD End
- 60359.1845750278
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.007856
- Ambient temperature (°C)
- 18.02
- Seeing (arcsec)
- 1.075
Observation
- ID
- 58497
- Category
- science
- Program ID
- 112.25Y8.001
- Program Title
- MUTUAL INCLINATIONS AND MASSES OF COMPACT GAIA TRIPLE SYSTEMS
- Program Type
- Normal
- PI / COI
- GARDNER/ TOKOVININ/ KRAUS/ LU
Target
- ID
- 43301
- Name
- HD81157
- RA
- 140.455927
- DEC
- -55.51428
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B5 | 43.7270 | 43.8380 | 149.5000 | 150.1000 |
| A0-J2 | 129.2340 | 129.2210 | 94.9000 | 95.8000 |
| A0-J6 | 149.2360 | 148.7920 | 31.3830 | 31.9780 |
| B5-J2 | 109.8220 | 109.5940 | 76.0000 | 76.8000 |
| B5-J6 | 174.1580 | 173.8130 | 18.5880 | 19.1280 |
| J2-J6 | 147.5930 | 147.8770 | 339.7680 | 340.3360 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 112.25Y8.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
| MJD-OBS | 60359.18179725 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 81157 |
| HIERARCH ESO INS SOBJ NAME | HD81157 |
| RA | 140.455927 |
| DEC | -55.51428 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | A0 |
| HIERARCH ESO ISS CONF STATION2 | B5 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | J6 |
| EXPTIME | 255.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 43.727 |
| HIERARCH ESO ISS PBL12 END | 43.838 |
| HIERARCH ESO ISS PBLA12 START | 149.5 |
| HIERARCH ESO ISS PBLA12 END | 150.1 |
| HIERARCH ESO ISS PBL13 START | 129.234 |
| HIERARCH ESO ISS PBL13 END | 129.221 |
| HIERARCH ESO ISS PBLA13 START | 94.9 |
| HIERARCH ESO ISS PBLA13 END | 95.8 |
| HIERARCH ESO ISS PBL14 START | 149.236 |
| HIERARCH ESO ISS PBL14 END | 148.792 |
| HIERARCH ESO ISS PBLA14 START | 31.383 |
| HIERARCH ESO ISS PBLA14 END | 31.978 |
| HIERARCH ESO ISS PBL23 START | 109.822 |
| HIERARCH ESO ISS PBL23 END | 109.594 |
| HIERARCH ESO ISS PBLA23 START | 76.0 |
| HIERARCH ESO ISS PBLA23 END | 76.8 |
| HIERARCH ESO ISS PBL24 START | 174.158 |
| HIERARCH ESO ISS PBL24 END | 173.813 |
| HIERARCH ESO ISS PBLA24 START | 18.588 |
| HIERARCH ESO ISS PBLA24 END | 19.128 |
| HIERARCH ESO ISS PBL34 START | 147.593 |
| HIERARCH ESO ISS PBL34 END | 147.877 |
| HIERARCH ESO ISS PBLA34 START | 339.768 |
| HIERARCH ESO ISS PBLA34 END | 340.336 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008199 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007513 |
| HIERARCH ESO ISS AMBI TEMP | 18.02 |
| HIERARCH ESO ISS AMBI FWHM START | 0.86 |
| HIERARCH ESO ISS AMBI FWHM END | 1.29 |