Exposure
- ID
- GRAVI.2022-04-26T05:36:43.727_1
- Header ID
- GRAVI.2022-04-26T05:36:43.727
- Date updated
- 2022-04-26 05:51:01 UTC+0000
- Release date
- 2022-04-26 05:36:43 UTC+0000
- UTC Start
- 2022-04-26 05:36:43.727
- UTC End
- 2022-04-26 05:42:03.727
- MJD Start
- 59695.23383943
- MJD End
- 59695.2375431337
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003134
- Ambient temperature (°C)
- 11.37
- Seeing (arcsec)
- 1.21
Observation
- ID
- 50601
- 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
- 37790
- Name
- R2
- RA
- 266.416815
- DEC
- -29.00698
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.2790 | 56.2930 | 6.2000 | 7.0000 |
| U1-U3 | 101.1020 | 101.1750 | 11.5000 | 12.4000 |
| U1-U4 | 119.4060 | 120.0820 | 36.7670 | 37.8840 |
| U2-U3 | 45.3630 | 45.4370 | 18.1000 | 19.1000 |
| U2-U4 | 76.5060 | 77.3610 | 58.7380 | 59.8100 |
| U3-U4 | 51.4300 | 52.1890 | 93.8170 | 94.4490 |
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 | 59695.23383943 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | R2 |
| RA | 266.416815 |
| DEC | -29.00698 |
| 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 | 56.279 |
| HIERARCH ESO ISS PBL12 END | 56.293 |
| HIERARCH ESO ISS PBLA12 START | 6.2 |
| HIERARCH ESO ISS PBLA12 END | 7.0 |
| HIERARCH ESO ISS PBL13 START | 101.102 |
| HIERARCH ESO ISS PBL13 END | 101.175 |
| HIERARCH ESO ISS PBLA13 START | 11.5 |
| HIERARCH ESO ISS PBLA13 END | 12.4 |
| HIERARCH ESO ISS PBL14 START | 119.406 |
| HIERARCH ESO ISS PBL14 END | 120.082 |
| HIERARCH ESO ISS PBLA14 START | 36.767 |
| HIERARCH ESO ISS PBLA14 END | 37.884 |
| HIERARCH ESO ISS PBL23 START | 45.363 |
| HIERARCH ESO ISS PBL23 END | 45.437 |
| HIERARCH ESO ISS PBLA23 START | 18.1 |
| HIERARCH ESO ISS PBLA23 END | 19.1 |
| HIERARCH ESO ISS PBL24 START | 76.506 |
| HIERARCH ESO ISS PBL24 END | 77.361 |
| HIERARCH ESO ISS PBLA24 START | 58.738 |
| HIERARCH ESO ISS PBLA24 END | 59.81 |
| HIERARCH ESO ISS PBL34 START | 51.43 |
| HIERARCH ESO ISS PBL34 END | 52.189 |
| HIERARCH ESO ISS PBLA34 START | 93.817 |
| HIERARCH ESO ISS PBLA34 END | 94.449 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003134 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003134 |
| HIERARCH ESO ISS AMBI TEMP | 11.37 |
| HIERARCH ESO ISS AMBI FWHM START | 1.21 |
| HIERARCH ESO ISS AMBI FWHM END | 1.21 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5310 |