Exposure
- ID
- GRAVI.2022-04-26T09:31:11.318_1
- Header ID
- GRAVI.2022-04-26T09:31:11.318
- Date updated
- 2022-04-26 09:45:29 UTC+0000
- Release date
- 2023-04-26 09:45:29 UTC+0000
- UTC Start
- 2022-04-26 09:31:11.318
- UTC End
- 2022-04-26 09:36:31.318
- MJD Start
- 59695.39665877
- MJD End
- 59695.4003624737
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.002388
- Ambient temperature (°C)
- 10.79
- Seeing (arcsec)
- 1.35
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 | 55.1800 | 55.0260 | 33.6000 | 34.1000 |
| U1-U3 | 99.3620 | 99.0040 | 40.0000 | 40.4000 |
| U1-U4 | 123.8610 | 123.0210 | 68.9120 | 69.4520 |
| U2-U3 | 44.9390 | 44.7320 | 47.8000 | 48.3000 |
| U2-U4 | 85.0150 | 84.3940 | 90.9270 | 91.6250 |
| U3-U4 | 60.5780 | 60.2870 | 121.3940 | 122.2540 |
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 | 59695.39665877 |
| 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 | 55.18 |
| HIERARCH ESO ISS PBL12 END | 55.026 |
| HIERARCH ESO ISS PBLA12 START | 33.6 |
| HIERARCH ESO ISS PBLA12 END | 34.1 |
| HIERARCH ESO ISS PBL13 START | 99.362 |
| HIERARCH ESO ISS PBL13 END | 99.004 |
| HIERARCH ESO ISS PBLA13 START | 40.0 |
| HIERARCH ESO ISS PBLA13 END | 40.4 |
| HIERARCH ESO ISS PBL14 START | 123.861 |
| HIERARCH ESO ISS PBL14 END | 123.021 |
| HIERARCH ESO ISS PBLA14 START | 68.912 |
| HIERARCH ESO ISS PBLA14 END | 69.452 |
| HIERARCH ESO ISS PBL23 START | 44.939 |
| HIERARCH ESO ISS PBL23 END | 44.732 |
| HIERARCH ESO ISS PBLA23 START | 47.8 |
| HIERARCH ESO ISS PBLA23 END | 48.3 |
| HIERARCH ESO ISS PBL24 START | 85.015 |
| HIERARCH ESO ISS PBL24 END | 84.394 |
| HIERARCH ESO ISS PBLA24 START | 90.927 |
| HIERARCH ESO ISS PBLA24 END | 91.625 |
| HIERARCH ESO ISS PBL34 START | 60.578 |
| HIERARCH ESO ISS PBL34 END | 60.287 |
| HIERARCH ESO ISS PBLA34 START | 121.394 |
| HIERARCH ESO ISS PBLA34 END | 122.254 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003134 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.001642 |
| HIERARCH ESO ISS AMBI TEMP | 10.79 |
| HIERARCH ESO ISS AMBI FWHM START | 1.35 |
| HIERARCH ESO ISS AMBI FWHM END | 1.35 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5310 |