Exposure
- ID
- GRAVI.2025-07-18T06:16:22.975_2
- Header ID
- GRAVI.2025-07-18T06:16:22.975
- Date updated
- 2025-07-18 06:30:48 UTC+0000
- Release date
- 2025-07-18 06:30:48 UTC+0000
- UTC Start
- 2025-07-18 06:16:22.975
- UTC End
- 2025-07-18 06:22:22.975
- MJD Start
- 60874.26137703
- MJD End
- 60874.26554369667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.008903999999999999
- Ambient temperature (°C)
- 14.23
- Seeing (arcsec)
- 0.505
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 | 66.1390 | 64.6940 | 122.1000 | 122.9000 |
| A0-J2 | 102.9140 | 100.7350 | 92.6000 | 92.6000 |
| A0-K0 | 114.7870 | 113.2900 | 70.2990 | 70.0030 |
| G1-J2 | 55.8760 | 55.4860 | 56.8000 | 56.6000 |
| G1-K0 | 90.3350 | 90.4060 | 35.1690 | 35.2080 |
| J2-K0 | 43.6050 | 43.6790 | 6.9160 | 7.6590 |
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 | 60874.26137703 |
| 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 | 66.139 |
| HIERARCH ESO ISS PBL12 END | 64.694 |
| HIERARCH ESO ISS PBLA12 START | 122.1 |
| HIERARCH ESO ISS PBLA12 END | 122.9 |
| HIERARCH ESO ISS PBL13 START | 102.914 |
| HIERARCH ESO ISS PBL13 END | 100.735 |
| HIERARCH ESO ISS PBLA13 START | 92.6 |
| HIERARCH ESO ISS PBLA13 END | 92.6 |
| HIERARCH ESO ISS PBL14 START | 114.787 |
| HIERARCH ESO ISS PBL14 END | 113.29 |
| HIERARCH ESO ISS PBLA14 START | 70.299 |
| HIERARCH ESO ISS PBLA14 END | 70.003 |
| HIERARCH ESO ISS PBL23 START | 55.876 |
| HIERARCH ESO ISS PBL23 END | 55.486 |
| HIERARCH ESO ISS PBLA23 START | 56.8 |
| HIERARCH ESO ISS PBLA23 END | 56.6 |
| HIERARCH ESO ISS PBL24 START | 90.335 |
| HIERARCH ESO ISS PBL24 END | 90.406 |
| HIERARCH ESO ISS PBLA24 START | 35.169 |
| HIERARCH ESO ISS PBLA24 END | 35.208 |
| HIERARCH ESO ISS PBL34 START | 43.605 |
| HIERARCH ESO ISS PBL34 END | 43.679 |
| HIERARCH ESO ISS PBLA34 START | 6.916 |
| HIERARCH ESO ISS PBLA34 END | 7.659 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008161 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.009647 |
| HIERARCH ESO ISS AMBI TEMP | 14.23 |
| HIERARCH ESO ISS AMBI FWHM START | 0.5 |
| HIERARCH ESO ISS AMBI FWHM END | 0.51 |
| HIERARCH ESO FT ROBJ NAME | 2MASS18543092+005113 |
| HIERARCH ESO FT ROBJ ALPHA | 185430.926 |
| HIERARCH ESO FT ROBJ DELTA | 005113.010 |