Exposure
- ID
- GRAVI.2022-04-26T09:05:53.254_1
- Header ID
- GRAVI.2022-04-26T09:05:53.254
- Date updated
- 2022-04-26 09:20:38 UTC+0000
- Release date
- 2023-04-26 09:20:38 UTC+0000
- UTC Start
- 2022-04-26 09:05:53.254
- UTC End
- 2022-04-26 09:11:13.254
- MJD Start
- 59695.37908859
- MJD End
- 59695.3827922937
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003134
- Ambient temperature (°C)
- 11.09
- Seeing (arcsec)
- 1.4
Observation
- ID
- 50602
- Category
- science
- 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
- 37791
- Name
- S2
- RA
- 266.416815
- DEC
- -29.00698
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 55.7520 | 55.6390 | 31.5000 | 32.0000 |
| U1-U3 | 100.6920 | 100.4300 | 37.9000 | 38.4000 |
| U1-U4 | 126.9550 | 126.3510 | 66.4150 | 66.9900 |
| U2-U3 | 45.7070 | 45.5560 | 45.6000 | 46.2000 |
| U2-U4 | 87.2980 | 86.8550 | 87.8660 | 88.5500 |
| U3-U4 | 61.6470 | 61.4410 | 117.7490 | 118.5440 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 109.22ZA.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59695.37908859 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| 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 | 55.752 |
| HIERARCH ESO ISS PBL12 END | 55.639 |
| HIERARCH ESO ISS PBLA12 START | 31.5 |
| HIERARCH ESO ISS PBLA12 END | 32.0 |
| HIERARCH ESO ISS PBL13 START | 100.692 |
| HIERARCH ESO ISS PBL13 END | 100.43 |
| HIERARCH ESO ISS PBLA13 START | 37.9 |
| HIERARCH ESO ISS PBLA13 END | 38.4 |
| HIERARCH ESO ISS PBL14 START | 126.955 |
| HIERARCH ESO ISS PBL14 END | 126.351 |
| HIERARCH ESO ISS PBLA14 START | 66.415 |
| HIERARCH ESO ISS PBLA14 END | 66.99 |
| HIERARCH ESO ISS PBL23 START | 45.707 |
| HIERARCH ESO ISS PBL23 END | 45.556 |
| HIERARCH ESO ISS PBLA23 START | 45.6 |
| HIERARCH ESO ISS PBLA23 END | 46.2 |
| HIERARCH ESO ISS PBL24 START | 87.298 |
| HIERARCH ESO ISS PBL24 END | 86.855 |
| HIERARCH ESO ISS PBLA24 START | 87.866 |
| HIERARCH ESO ISS PBLA24 END | 88.55 |
| HIERARCH ESO ISS PBL34 START | 61.647 |
| HIERARCH ESO ISS PBL34 END | 61.441 |
| HIERARCH ESO ISS PBLA34 START | 117.749 |
| HIERARCH ESO ISS PBLA34 END | 118.544 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003134 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003134 |
| HIERARCH ESO ISS AMBI TEMP | 11.09 |
| HIERARCH ESO ISS AMBI FWHM START | 1.4 |
| HIERARCH ESO ISS AMBI FWHM END | 1.4 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5310 |