Exposure
- ID
- GRAVI.2022-04-24T05:45:58.972_1
- Header ID
- GRAVI.2022-04-24T05:45:58.972
- Date updated
- 2022-04-24 06:00:30 UTC+0000
- Release date
- 2022-04-24 05:45:58 UTC+0000
- UTC Start
- 2022-04-24 05:45:58.972
- UTC End
- 2022-04-24 05:51:18.972
- MJD Start
- 59693.24026588
- MJD End
- 59693.2439695837
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0032765
- Ambient temperature (°C)
- 10.7
- Seeing (arcsec)
- 0.835
Observation
- ID
- 50589
- Category
- calibrator
- Program ID
- 109.22ZA.001
- 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/ ROUSSELET-PERRAUT/ BRANDNER/ GARCIA/ ECKART/ DE ZEEUW/ STADLER/ VON FELLENBERG/ WIDMANN/ PERRIN/ PAUMARD/ HORROBIN/ VINCENT/ HEIßEL/ DRESCHER/ BOURDAROT/ STRAUB/ CAO
Target
- ID
- 37783
- Name
- R2
- RA
- 266.416944
- DEC
- -29.00707
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.2830 | 56.2970 | 6.4000 | 7.2000 |
| U1-U3 | 101.1200 | 101.1940 | 11.7000 | 12.6000 |
| U1-U4 | 119.5740 | 120.2490 | 37.0450 | 38.1570 |
| U2-U3 | 45.3810 | 45.4560 | 18.3000 | 19.3000 |
| U2-U4 | 76.7190 | 77.5690 | 59.0060 | 60.0710 |
| U3-U4 | 51.6200 | 52.3730 | 93.9740 | 94.6050 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 109.22ZA.001 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 59693.24026588 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | R2 |
| RA | 266.416944 |
| DEC | -29.00707 |
| 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 | 342.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 56.283 |
| HIERARCH ESO ISS PBL12 END | 56.297 |
| HIERARCH ESO ISS PBLA12 START | 6.4 |
| HIERARCH ESO ISS PBLA12 END | 7.2 |
| HIERARCH ESO ISS PBL13 START | 101.12 |
| HIERARCH ESO ISS PBL13 END | 101.194 |
| HIERARCH ESO ISS PBLA13 START | 11.7 |
| HIERARCH ESO ISS PBLA13 END | 12.6 |
| HIERARCH ESO ISS PBL14 START | 119.574 |
| HIERARCH ESO ISS PBL14 END | 120.249 |
| HIERARCH ESO ISS PBLA14 START | 37.045 |
| HIERARCH ESO ISS PBLA14 END | 38.157 |
| HIERARCH ESO ISS PBL23 START | 45.381 |
| HIERARCH ESO ISS PBL23 END | 45.456 |
| HIERARCH ESO ISS PBLA23 START | 18.3 |
| HIERARCH ESO ISS PBLA23 END | 19.3 |
| HIERARCH ESO ISS PBL24 START | 76.719 |
| HIERARCH ESO ISS PBL24 END | 77.569 |
| HIERARCH ESO ISS PBLA24 START | 59.006 |
| HIERARCH ESO ISS PBLA24 END | 60.071 |
| HIERARCH ESO ISS PBL34 START | 51.62 |
| HIERARCH ESO ISS PBL34 END | 52.373 |
| HIERARCH ESO ISS PBLA34 START | 93.974 |
| HIERARCH ESO ISS PBLA34 END | 94.605 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003691 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002862 |
| HIERARCH ESO ISS AMBI TEMP | 10.7 |
| HIERARCH ESO ISS AMBI FWHM START | 0.82 |
| HIERARCH ESO ISS AMBI FWHM END | 0.85 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5310 |