Exposure
- ID
- GRAVI.2022-04-26T07:11:58.967_1
- Header ID
- GRAVI.2022-04-26T07:11:58.967
- Date updated
- 2022-04-26 07:31:08 UTC+0000
- Release date
- 2023-04-26 07:31:08 UTC+0000
- UTC Start
- 2022-04-26 07:11:58.967
- UTC End
- 2022-04-26 07:17:18.967
- MJD Start
- 59695.29998804
- MJD End
- 59695.3036917437
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003134
- Ambient temperature (°C)
- 11.05
- Seeing (arcsec)
- 1.21
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 | 56.5490 | 56.5560 | 19.1000 | 19.8000 |
| U1-U3 | 102.3290 | 102.3680 | 25.3000 | 26.0000 |
| U1-U4 | 128.7040 | 129.0270 | 52.8090 | 53.6060 |
| U2-U3 | 46.5030 | 46.5420 | 32.8000 | 33.6000 |
| U2-U4 | 87.4570 | 87.8280 | 73.8180 | 74.5760 |
| U3-U4 | 60.6200 | 60.9240 | 104.0540 | 104.6700 |
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 | 59695.29998804 |
| 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 | 56.549 |
| HIERARCH ESO ISS PBL12 END | 56.556 |
| HIERARCH ESO ISS PBLA12 START | 19.1 |
| HIERARCH ESO ISS PBLA12 END | 19.8 |
| HIERARCH ESO ISS PBL13 START | 102.329 |
| HIERARCH ESO ISS PBL13 END | 102.368 |
| HIERARCH ESO ISS PBLA13 START | 25.3 |
| HIERARCH ESO ISS PBLA13 END | 26.0 |
| HIERARCH ESO ISS PBL14 START | 128.704 |
| HIERARCH ESO ISS PBL14 END | 129.027 |
| HIERARCH ESO ISS PBLA14 START | 52.809 |
| HIERARCH ESO ISS PBLA14 END | 53.606 |
| HIERARCH ESO ISS PBL23 START | 46.503 |
| HIERARCH ESO ISS PBL23 END | 46.542 |
| HIERARCH ESO ISS PBLA23 START | 32.8 |
| HIERARCH ESO ISS PBLA23 END | 33.6 |
| HIERARCH ESO ISS PBL24 START | 87.457 |
| HIERARCH ESO ISS PBL24 END | 87.828 |
| HIERARCH ESO ISS PBLA24 START | 73.818 |
| HIERARCH ESO ISS PBLA24 END | 74.576 |
| HIERARCH ESO ISS PBL34 START | 60.62 |
| HIERARCH ESO ISS PBL34 END | 60.924 |
| HIERARCH ESO ISS PBLA34 START | 104.054 |
| HIERARCH ESO ISS PBLA34 END | 104.67 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003134 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003134 |
| HIERARCH ESO ISS AMBI TEMP | 11.05 |
| 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 |