Exposure
- ID
- GRAVI.2025-07-21T02:36:36.596_1
- Header ID
- GRAVI.2025-07-21T02:36:36.596
- Date updated
- 2025-07-21 02:50:58 UTC+0000
- Release date
- 2025-07-21 02:50:58 UTC+0000
- UTC Start
- 2025-07-21 02:36:36.596
- UTC End
- 2025-07-21 02:43:16.596
- MJD Start
- 60877.1087569
- MJD End
- 60877.11338652963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0025665
- Ambient temperature (°C)
- 15.37
- Seeing (arcsec)
- 0.79
Observation
- ID
- 68148
- Category
- science
- Program ID
- 110.24B5.004
- Program Title
- THE FORMATION OF MASSIVE BINARY STARS: A VIEW AT AU SCALES
- Program Type
- DDT
- PI / COI
- OUDMAIJER / KOUTOULAKI / KOUMPIA / FROST / DE WIT / GOODWIN / SHENTON / LUMSDEN
Target
- ID
- 50656
- Name
- G320.2437-00.5619
- RA
- 227.754214
- DEC
- -58.66096
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 90.4690 | 90.4420 | 144.8000 | 146.3000 |
| A0-J2 | 123.2760 | 122.7890 | 127.5000 | 129.2000 |
| A0-K0 | 109.9930 | 109.0110 | 108.4960 | 110.1590 |
| G1-J2 | 45.6570 | 45.0840 | 91.4000 | 92.9000 |
| G1-K0 | 65.1660 | 64.3660 | 53.2000 | 54.1640 |
| J2-K0 | 40.7100 | 40.6390 | 9.2410 | 10.1420 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 110.24B5.004 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60877.1087569 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | G320.2437-00.5619 |
| HIERARCH ESO INS SOBJ NAME | G320.2437-00.5619 |
| RA | 227.754214 |
| DEC | -58.66096 |
| HIERARCH ESO INS SPEC RES | LOW |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | A0 |
| HIERARCH ESO ISS CONF STATION2 | G1 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | K0 |
| EXPTIME | 414.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 100.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 90.469 |
| HIERARCH ESO ISS PBL12 END | 90.442 |
| HIERARCH ESO ISS PBLA12 START | 144.8 |
| HIERARCH ESO ISS PBLA12 END | 146.3 |
| HIERARCH ESO ISS PBL13 START | 123.276 |
| HIERARCH ESO ISS PBL13 END | 122.789 |
| HIERARCH ESO ISS PBLA13 START | 127.5 |
| HIERARCH ESO ISS PBLA13 END | 129.2 |
| HIERARCH ESO ISS PBL14 START | 109.993 |
| HIERARCH ESO ISS PBL14 END | 109.011 |
| HIERARCH ESO ISS PBLA14 START | 108.496 |
| HIERARCH ESO ISS PBLA14 END | 110.159 |
| HIERARCH ESO ISS PBL23 START | 45.657 |
| HIERARCH ESO ISS PBL23 END | 45.084 |
| HIERARCH ESO ISS PBLA23 START | 91.4 |
| HIERARCH ESO ISS PBLA23 END | 92.9 |
| HIERARCH ESO ISS PBL24 START | 65.166 |
| HIERARCH ESO ISS PBL24 END | 64.366 |
| HIERARCH ESO ISS PBLA24 START | 53.2 |
| HIERARCH ESO ISS PBLA24 END | 54.164 |
| HIERARCH ESO ISS PBL34 START | 40.71 |
| HIERARCH ESO ISS PBL34 END | 40.639 |
| HIERARCH ESO ISS PBLA34 START | 9.241 |
| HIERARCH ESO ISS PBLA34 END | 10.142 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.001914 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003219 |
| HIERARCH ESO ISS AMBI TEMP | 15.37 |
| HIERARCH ESO ISS AMBI FWHM START | 0.99 |
| HIERARCH ESO ISS AMBI FWHM END | 0.59 |
| HIERARCH ESO FT ROBJ NAME | 2MASS15110043-583941 |
| HIERARCH ESO FT ROBJ ALPHA | 151100.420 |
| HIERARCH ESO FT ROBJ DELTA | -583941.620 |