Exposure
- ID
- GRAVI.2022-04-26T10:19:11.438_1
- Header ID
- GRAVI.2022-04-26T10:19:11.438
- Date updated
- 2022-04-26 10:35:57 UTC+0000
- Release date
- 2023-04-26 10:35:57 UTC+0000
- UTC Start
- 2022-04-26 10:19:11.438
- UTC End
- 2022-04-26 10:24:31.438
- MJD Start
- 59695.4299935
- MJD End
- 59695.4336972037
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.002831
- Ambient temperature (°C)
- 11.08
- Seeing (arcsec)
- 1.23
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 | 53.5490 | 53.3040 | 37.1000 | 37.4000 |
| U1-U3 | 95.5840 | 95.0200 | 43.3000 | 43.7000 |
| U1-U4 | 115.0540 | 113.7540 | 73.3190 | 73.8190 |
| U2-U3 | 42.7610 | 42.4370 | 51.2000 | 51.6000 |
| U2-U4 | 78.5420 | 77.6000 | 97.0970 | 97.8800 |
| U3-U4 | 57.6200 | 57.2070 | 129.2770 | 130.3120 |
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 | 59695.4299935 |
| 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 | 53.549 |
| HIERARCH ESO ISS PBL12 END | 53.304 |
| HIERARCH ESO ISS PBLA12 START | 37.1 |
| HIERARCH ESO ISS PBLA12 END | 37.4 |
| HIERARCH ESO ISS PBL13 START | 95.584 |
| HIERARCH ESO ISS PBL13 END | 95.02 |
| HIERARCH ESO ISS PBLA13 START | 43.3 |
| HIERARCH ESO ISS PBLA13 END | 43.7 |
| HIERARCH ESO ISS PBL14 START | 115.054 |
| HIERARCH ESO ISS PBL14 END | 113.754 |
| HIERARCH ESO ISS PBLA14 START | 73.319 |
| HIERARCH ESO ISS PBLA14 END | 73.819 |
| HIERARCH ESO ISS PBL23 START | 42.761 |
| HIERARCH ESO ISS PBL23 END | 42.437 |
| HIERARCH ESO ISS PBLA23 START | 51.2 |
| HIERARCH ESO ISS PBLA23 END | 51.6 |
| HIERARCH ESO ISS PBL24 START | 78.542 |
| HIERARCH ESO ISS PBL24 END | 77.6 |
| HIERARCH ESO ISS PBLA24 START | 97.097 |
| HIERARCH ESO ISS PBLA24 END | 97.88 |
| HIERARCH ESO ISS PBL34 START | 57.62 |
| HIERARCH ESO ISS PBL34 END | 57.207 |
| HIERARCH ESO ISS PBLA34 START | 129.277 |
| HIERARCH ESO ISS PBLA34 END | 130.312 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002831 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002831 |
| HIERARCH ESO ISS AMBI TEMP | 11.08 |
| HIERARCH ESO ISS AMBI FWHM START | 0.94 |
| HIERARCH ESO ISS AMBI FWHM END | 1.52 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5310 |