Exposure
- ID
- GRAVI.2024-02-20T01:03:36.896_1
- Header ID
- GRAVI.2024-02-20T01:03:36.896
- Date updated
- 2024-02-20 01:15:40 UTC+0000
- Release date
- 2025-02-20 01:15:40 UTC+0000
- UTC Start
- 2024-02-20 01:03:36.896
- UTC End
- 2024-02-20 01:07:36.896
- MJD Start
- 60360.04417704
- MJD End
- 60360.0469548178
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0042025
- Ambient temperature (°C)
- 15.29
- Seeing (arcsec)
- 1.165
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 | 34.3990 | 34.6970 | 122.7000 | 123.2000 |
| A0-J2 | 116.5450 | 117.0020 | 52.2000 | 53.3000 |
| A0-J6 | 159.0200 | 158.9910 | 2.3810 | 3.0290 |
| B5-J2 | 109.9180 | 110.0450 | 35.1000 | 36.0000 |
| B5-J6 | 178.8550 | 178.9720 | 352.8240 | 353.3840 |
| J2-J6 | 122.3540 | 123.1820 | 315.6610 | 316.1310 |
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 | 60360.04417704 |
| 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 | 34.399 |
| HIERARCH ESO ISS PBL12 END | 34.697 |
| HIERARCH ESO ISS PBLA12 START | 122.7 |
| HIERARCH ESO ISS PBLA12 END | 123.2 |
| HIERARCH ESO ISS PBL13 START | 116.545 |
| HIERARCH ESO ISS PBL13 END | 117.002 |
| HIERARCH ESO ISS PBLA13 START | 52.2 |
| HIERARCH ESO ISS PBLA13 END | 53.3 |
| HIERARCH ESO ISS PBL14 START | 159.02 |
| HIERARCH ESO ISS PBL14 END | 158.991 |
| HIERARCH ESO ISS PBLA14 START | 2.381 |
| HIERARCH ESO ISS PBLA14 END | 3.029 |
| HIERARCH ESO ISS PBL23 START | 109.918 |
| HIERARCH ESO ISS PBL23 END | 110.045 |
| HIERARCH ESO ISS PBLA23 START | 35.1 |
| HIERARCH ESO ISS PBLA23 END | 36.0 |
| HIERARCH ESO ISS PBL24 START | 178.855 |
| HIERARCH ESO ISS PBL24 END | 178.972 |
| HIERARCH ESO ISS PBLA24 START | 352.824 |
| HIERARCH ESO ISS PBLA24 END | 353.384 |
| HIERARCH ESO ISS PBL34 START | 122.354 |
| HIERARCH ESO ISS PBL34 END | 123.182 |
| HIERARCH ESO ISS PBLA34 START | 315.661 |
| HIERARCH ESO ISS PBLA34 END | 316.131 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003997 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004408 |
| HIERARCH ESO ISS AMBI TEMP | 15.29 |
| HIERARCH ESO ISS AMBI FWHM START | 1.15 |
| HIERARCH ESO ISS AMBI FWHM END | 1.18 |