Exposure
- ID
- GRAVI.2025-07-15T06:42:02.650_2
- Header ID
- GRAVI.2025-07-15T06:42:02.650
- Date updated
- 2025-07-15 06:55:42 UTC+0000
- Release date
- 2025-07-15 06:55:42 UTC+0000
- UTC Start
- 2025-07-15 06:42:02.650
- UTC End
- 2025-07-15 06:48:02.650
- MJD Start
- 60871.27919734
- MJD End
- 60871.28336400667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005442499999999999
- Ambient temperature (°C)
- 12.29
- Seeing (arcsec)
- 0.495
Observation
- ID
- 59844
- 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
- 41302
- Name
- 2MASS18543092+005113
- RA
- 283.6288583333333
- DEC
- 0.8536138888888889
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- A0 G1 J2 K0
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 62.9200 | 61.4320 | 123.9000 | 124.8000 |
| A0-J2 | 98.0040 | 95.6610 | 92.6000 | 92.7000 |
| A0-K0 | 111.3860 | 109.7320 | 69.6180 | 69.2720 |
| G1-J2 | 54.9780 | 54.5280 | 56.2000 | 55.8000 |
| G1-K0 | 90.4610 | 90.4820 | 35.2300 | 35.2240 |
| J2-K0 | 43.7790 | 43.8690 | 8.5460 | 9.2690 |
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 | 60871.27919734 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | G034.0500-00.2977 |
| HIERARCH ESO INS SOBJ NAME | G034.0500-00.2977 |
| RA | 283.631762 |
| DEC | 0.85642 |
| 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 | 375.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 12 |
| HIERARCH ESO ISS PBL12 START | 62.92 |
| HIERARCH ESO ISS PBL12 END | 61.432 |
| HIERARCH ESO ISS PBLA12 START | 123.9 |
| HIERARCH ESO ISS PBLA12 END | 124.8 |
| HIERARCH ESO ISS PBL13 START | 98.004 |
| HIERARCH ESO ISS PBL13 END | 95.661 |
| HIERARCH ESO ISS PBLA13 START | 92.6 |
| HIERARCH ESO ISS PBLA13 END | 92.7 |
| HIERARCH ESO ISS PBL14 START | 111.386 |
| HIERARCH ESO ISS PBL14 END | 109.732 |
| HIERARCH ESO ISS PBLA14 START | 69.618 |
| HIERARCH ESO ISS PBLA14 END | 69.272 |
| HIERARCH ESO ISS PBL23 START | 54.978 |
| HIERARCH ESO ISS PBL23 END | 54.528 |
| HIERARCH ESO ISS PBLA23 START | 56.2 |
| HIERARCH ESO ISS PBLA23 END | 55.8 |
| HIERARCH ESO ISS PBL24 START | 90.461 |
| HIERARCH ESO ISS PBL24 END | 90.482 |
| HIERARCH ESO ISS PBLA24 START | 35.23 |
| HIERARCH ESO ISS PBLA24 END | 35.224 |
| HIERARCH ESO ISS PBL34 START | 43.779 |
| HIERARCH ESO ISS PBL34 END | 43.869 |
| HIERARCH ESO ISS PBLA34 START | 8.546 |
| HIERARCH ESO ISS PBLA34 END | 9.269 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005809 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005076 |
| HIERARCH ESO ISS AMBI TEMP | 12.29 |
| HIERARCH ESO ISS AMBI FWHM START | 0.5 |
| HIERARCH ESO ISS AMBI FWHM END | 0.49 |
| HIERARCH ESO FT ROBJ NAME | 2MASS18543092+005113 |
| HIERARCH ESO FT ROBJ ALPHA | 185430.926 |
| HIERARCH ESO FT ROBJ DELTA | 005113.010 |