Exposure
- ID
- GRAVI.2024-07-04T04:03:03.594_2
- Header ID
- GRAVI.2024-07-04T04:03:03.594
- Date updated
- 2024-07-04 04:15:44 UTC+0000
- Release date
- 2024-07-04 04:15:44 UTC+0000
- UTC Start
- 2024-07-04 04:03:03.594
- UTC End
- 2024-07-04 04:09:43.594
- MJD Start
- 60495.1687916
- MJD End
- 60495.1734212296
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.009191
- Ambient temperature (°C)
- 13.25
- Seeing (arcsec)
- 0.43
Observation
- ID
- 59846
- 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
- 44401
- Name
- 2MASS18422706-040101
- RA
- 280.612766666667
- DEC
- -4.01701666666667
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 | 90.4690 | 90.3610 | 113.7000 | 113.9000 |
| A0-J2 | 128.3010 | 128.7100 | 92.1000 | 92.2000 |
| A0-K0 | 124.1400 | 124.9770 | 71.1560 | 71.4070 |
| G1-J2 | 55.3210 | 55.7540 | 55.1000 | 55.5000 |
| G1-K0 | 83.9440 | 84.3630 | 24.3740 | 25.1140 |
| J2-K0 | 46.0790 | 45.9710 | 346.5340 | 347.2300 |
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 | 60495.1687916 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | G028.3271+00.1617 |
| HIERARCH ESO INS SOBJ NAME | G028.3271+00.1617 |
| RA | 280.612361 |
| DEC | -4.02077 |
| HIERARCH ESO INS SPEC RES | HIGH |
| 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 | 90.361 |
| HIERARCH ESO ISS PBLA12 START | 113.7 |
| HIERARCH ESO ISS PBLA12 END | 113.9 |
| HIERARCH ESO ISS PBL13 START | 128.301 |
| HIERARCH ESO ISS PBL13 END | 128.71 |
| HIERARCH ESO ISS PBLA13 START | 92.1 |
| HIERARCH ESO ISS PBLA13 END | 92.2 |
| HIERARCH ESO ISS PBL14 START | 124.14 |
| HIERARCH ESO ISS PBL14 END | 124.977 |
| HIERARCH ESO ISS PBLA14 START | 71.156 |
| HIERARCH ESO ISS PBLA14 END | 71.407 |
| HIERARCH ESO ISS PBL23 START | 55.321 |
| HIERARCH ESO ISS PBL23 END | 55.754 |
| HIERARCH ESO ISS PBLA23 START | 55.1 |
| HIERARCH ESO ISS PBLA23 END | 55.5 |
| HIERARCH ESO ISS PBL24 START | 83.944 |
| HIERARCH ESO ISS PBL24 END | 84.363 |
| HIERARCH ESO ISS PBLA24 START | 24.374 |
| HIERARCH ESO ISS PBLA24 END | 25.114 |
| HIERARCH ESO ISS PBL34 START | 46.079 |
| HIERARCH ESO ISS PBL34 END | 45.971 |
| HIERARCH ESO ISS PBLA34 START | 346.534 |
| HIERARCH ESO ISS PBLA34 END | 347.23 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.009452 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00893 |
| HIERARCH ESO ISS AMBI TEMP | 13.25 |
| HIERARCH ESO ISS AMBI FWHM START | 0.39 |
| HIERARCH ESO ISS AMBI FWHM END | 0.47 |
| HIERARCH ESO FT ROBJ NAME | 2MASS18422706-040101 |
| HIERARCH ESO FT ROBJ ALPHA | 184227.064 |
| HIERARCH ESO FT ROBJ DELTA | -040101.260 |