Exposure
- ID
- GRAVI.2023-07-01T06:47:24.542_1
- Header ID
- GRAVI.2023-07-01T06:47:24.542
- Date updated
- 2023-07-01 07:05:47 UTC+0000
- Release date
- 2023-07-01 06:47:24 UTC+0000
- UTC Start
- 2023-07-01 06:47:24.542
- UTC End
- 2023-07-01 06:53:24.542
- MJD Start
- 60126.28292294
- MJD End
- 60126.2870896067
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0123955
- Ambient temperature (°C)
- 17.33
- Seeing (arcsec)
- 0.525
Observation
- ID
- 56091
- Category
- calibrator
- Program ID
- 111.24H1.003
- Program Title
- THE GALACTIC CENTER WITH GRAVITY - PROBING EVENT HORIZON SCALE PHYSICS WITH STARS AND FLARES
- Program Type
- GTO
- PI / COI
- EISENHAUER/ GILLESSEN/ GENZEL/ OTT/ STRAUBMEIER/ BRANDNER/ ROUSSELET-PERRAUT/ PERRIN/ GARCIA/ ECKART/ DE ZEEUW/ WIDMANN/ PAUMARD/ HORROBIN/ VINCENT/ DRESCHER/ BOURDAROT/ CAO/ LUTZ/ STURM/ RIBEIRO
Target
- ID
- 41542
- Name
- R2
- RA
- 266.417007
- DEC
- -29.00739
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 51.2070 | 50.8190 | 39.5000 | 39.8000 |
| U1-U3 | 90.2270 | 89.3480 | 45.7000 | 45.9000 |
| U1-U4 | 102.8610 | 100.8930 | 77.3320 | 77.8790 |
| U2-U3 | 39.7010 | 39.2020 | 53.7000 | 53.9000 |
| U2-U4 | 69.8690 | 68.5060 | 104.0370 | 105.1210 |
| U3-U4 | 54.0400 | 53.5240 | 138.5000 | 139.9270 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 111.24H1.003 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 60126.28292294 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | R2 |
| RA | 266.417007 |
| DEC | -29.00739 |
| HIERARCH ESO INS SPEC RES | LOW |
| HIERARCH ESO INS POLA MODE | SPLIT |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | U1 |
| HIERARCH ESO ISS CONF STATION2 | U2 |
| HIERARCH ESO ISS CONF STATION3 | U3 |
| HIERARCH ESO ISS CONF STATION4 | U4 |
| EXPTIME | 389.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 12 |
| HIERARCH ESO ISS PBL12 START | 51.207 |
| HIERARCH ESO ISS PBL12 END | 50.819 |
| HIERARCH ESO ISS PBLA12 START | 39.5 |
| HIERARCH ESO ISS PBLA12 END | 39.8 |
| HIERARCH ESO ISS PBL13 START | 90.227 |
| HIERARCH ESO ISS PBL13 END | 89.348 |
| HIERARCH ESO ISS PBLA13 START | 45.7 |
| HIERARCH ESO ISS PBLA13 END | 45.9 |
| HIERARCH ESO ISS PBL14 START | 102.861 |
| HIERARCH ESO ISS PBL14 END | 100.893 |
| HIERARCH ESO ISS PBLA14 START | 77.332 |
| HIERARCH ESO ISS PBLA14 END | 77.879 |
| HIERARCH ESO ISS PBL23 START | 39.701 |
| HIERARCH ESO ISS PBL23 END | 39.202 |
| HIERARCH ESO ISS PBLA23 START | 53.7 |
| HIERARCH ESO ISS PBLA23 END | 53.9 |
| HIERARCH ESO ISS PBL24 START | 69.869 |
| HIERARCH ESO ISS PBL24 END | 68.506 |
| HIERARCH ESO ISS PBLA24 START | 104.037 |
| HIERARCH ESO ISS PBLA24 END | 105.121 |
| HIERARCH ESO ISS PBL34 START | 54.04 |
| HIERARCH ESO ISS PBL34 END | 53.524 |
| HIERARCH ESO ISS PBLA34 START | 138.5 |
| HIERARCH ESO ISS PBLA34 END | 139.927 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.011494 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.013297 |
| HIERARCH ESO ISS AMBI TEMP | 17.33 |
| HIERARCH ESO ISS AMBI FWHM START | 0.51 |
| HIERARCH ESO ISS AMBI FWHM END | 0.54 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |