Exposure
- ID
- GRAVI.2023-07-05T04:15:10.414_2
- Header ID
- GRAVI.2023-07-05T04:15:10.414
- Date updated
- 2023-07-05 04:30:31 UTC+0000
- Release date
- 2023-07-05 04:15:10 UTC+0000
- UTC Start
- 2023-07-05 04:15:10.414
- UTC End
- 2023-07-05 04:21:10.414
- MJD Start
- 60130.17720386
- MJD End
- 60130.1813705267
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0028795
- Ambient temperature (°C)
- 14.05
- Seeing (arcsec)
- 0.93
Observation
- ID
- 56078
- 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
- 41180
- Name
- IRS16C
- RA
- 266.417108333333
- DEC
- -29.0076453055556
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- U1 U2 U3 U4
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.0290 | 55.9280 | 30.0000 | 30.6000 |
| U1-U3 | 101.3340 | 101.1010 | 36.3000 | 36.9000 |
| U1-U4 | 128.4050 | 127.8860 | 64.7030 | 65.3850 |
| U2-U3 | 46.0740 | 45.9410 | 44.1000 | 44.7000 |
| U2-U4 | 88.3460 | 87.9750 | 85.8960 | 86.6710 |
| U3-U4 | 62.1190 | 61.9550 | 115.5220 | 116.3860 |
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 | 60130.17720386 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | R2 |
| RA | 266.416855 |
| DEC | -29.0073 |
| 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 | 56.029 |
| HIERARCH ESO ISS PBL12 END | 55.928 |
| HIERARCH ESO ISS PBLA12 START | 30.0 |
| HIERARCH ESO ISS PBLA12 END | 30.6 |
| HIERARCH ESO ISS PBL13 START | 101.334 |
| HIERARCH ESO ISS PBL13 END | 101.101 |
| HIERARCH ESO ISS PBLA13 START | 36.3 |
| HIERARCH ESO ISS PBLA13 END | 36.9 |
| HIERARCH ESO ISS PBL14 START | 128.405 |
| HIERARCH ESO ISS PBL14 END | 127.886 |
| HIERARCH ESO ISS PBLA14 START | 64.703 |
| HIERARCH ESO ISS PBLA14 END | 65.385 |
| HIERARCH ESO ISS PBL23 START | 46.074 |
| HIERARCH ESO ISS PBL23 END | 45.941 |
| HIERARCH ESO ISS PBLA23 START | 44.1 |
| HIERARCH ESO ISS PBLA23 END | 44.7 |
| HIERARCH ESO ISS PBL24 START | 88.346 |
| HIERARCH ESO ISS PBL24 END | 87.975 |
| HIERARCH ESO ISS PBLA24 START | 85.896 |
| HIERARCH ESO ISS PBLA24 END | 86.671 |
| HIERARCH ESO ISS PBL34 START | 62.119 |
| HIERARCH ESO ISS PBL34 END | 61.955 |
| HIERARCH ESO ISS PBLA34 START | 115.522 |
| HIERARCH ESO ISS PBLA34 END | 116.386 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00326 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002499 |
| HIERARCH ESO ISS AMBI TEMP | 14.05 |
| HIERARCH ESO ISS AMBI FWHM START | 0.9 |
| HIERARCH ESO ISS AMBI FWHM END | 0.96 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |