Exposure
- ID
- GRAVI.2022-05-23T05:18:33.476_1
- Header ID
- GRAVI.2022-05-23T05:18:33.476
- Date updated
- 2022-05-23 05:35:53 UTC+0000
- Release date
- 2023-05-23 05:35:53 UTC+0000
- UTC Start
- 2022-05-23 05:18:33.476
- UTC End
- 2022-05-23 05:23:53.476
- MJD Start
- 59722.22122079
- MJD End
- 59722.2249244937
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0061845
- Ambient temperature (°C)
- 11.29
- Seeing (arcsec)
- 0.45
Observation
- ID
- 50989
- Category
- science
- Program ID
- 109.22ZA.002
- 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
- 38024
- Name
- S2
- RA
- 266.416568
- DEC
- -29.00742
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5380 | 56.5470 | 18.2000 | 18.9000 |
| U1-U3 | 102.2670 | 102.3160 | 24.3000 | 25.1000 |
| U1-U4 | 128.2360 | 128.6080 | 51.7590 | 52.5860 |
| U2-U3 | 46.4450 | 46.4910 | 31.8000 | 32.6000 |
| U2-U4 | 86.9260 | 87.3480 | 72.8260 | 73.6070 |
| U3-U4 | 60.1880 | 60.5310 | 103.2660 | 103.8840 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 109.22ZA.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59722.22122079 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.416568 |
| DEC | -29.00742 |
| 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 | 56.538 |
| HIERARCH ESO ISS PBL12 END | 56.547 |
| HIERARCH ESO ISS PBLA12 START | 18.2 |
| HIERARCH ESO ISS PBLA12 END | 18.9 |
| HIERARCH ESO ISS PBL13 START | 102.267 |
| HIERARCH ESO ISS PBL13 END | 102.316 |
| HIERARCH ESO ISS PBLA13 START | 24.3 |
| HIERARCH ESO ISS PBLA13 END | 25.1 |
| HIERARCH ESO ISS PBL14 START | 128.236 |
| HIERARCH ESO ISS PBL14 END | 128.608 |
| HIERARCH ESO ISS PBLA14 START | 51.759 |
| HIERARCH ESO ISS PBLA14 END | 52.586 |
| HIERARCH ESO ISS PBL23 START | 46.445 |
| HIERARCH ESO ISS PBL23 END | 46.491 |
| HIERARCH ESO ISS PBLA23 START | 31.8 |
| HIERARCH ESO ISS PBLA23 END | 32.6 |
| HIERARCH ESO ISS PBL24 START | 86.926 |
| HIERARCH ESO ISS PBL24 END | 87.348 |
| HIERARCH ESO ISS PBLA24 START | 72.826 |
| HIERARCH ESO ISS PBLA24 END | 73.607 |
| HIERARCH ESO ISS PBL34 START | 60.188 |
| HIERARCH ESO ISS PBL34 END | 60.531 |
| HIERARCH ESO ISS PBLA34 START | 103.266 |
| HIERARCH ESO ISS PBLA34 END | 103.884 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006678 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005691 |
| HIERARCH ESO ISS AMBI TEMP | 11.29 |
| HIERARCH ESO ISS AMBI FWHM START | 0.43 |
| HIERARCH ESO ISS AMBI FWHM END | 0.47 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5299 |