Exposure
- ID
- GRAVI.2022-04-24T05:58:56.004_1
- Header ID
- GRAVI.2022-04-24T05:58:56.004
- Date updated
- 2022-04-24 06:15:44 UTC+0000
- Release date
- 2023-04-24 06:15:44 UTC+0000
- UTC Start
- 2022-04-24 05:58:56.004
- UTC End
- 2022-04-24 06:04:16.004
- MJD Start
- 59693.24925931
- MJD End
- 59693.2529630137
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003319
- Ambient temperature (°C)
- 10.7
- Seeing (arcsec)
- 0.79
Observation
- ID
- 50591
- 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
- 37784
- Name
- S2
- RA
- 266.416944
- DEC
- -29.00707
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.3170 | 56.3340 | 8.2000 | 9.1000 |
| U1-U3 | 101.2920 | 101.3720 | 13.7000 | 14.6000 |
| U1-U4 | 121.1010 | 121.7610 | 39.5430 | 40.6070 |
| U2-U3 | 45.5520 | 45.6290 | 20.5000 | 21.5000 |
| U2-U4 | 78.6250 | 79.4300 | 61.3890 | 62.3930 |
| U3-U4 | 53.2960 | 53.9900 | 95.4000 | 96.0190 |
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 | 59693.24925931 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.416944 |
| DEC | -29.00707 |
| 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 | 56.317 |
| HIERARCH ESO ISS PBL12 END | 56.334 |
| HIERARCH ESO ISS PBLA12 START | 8.2 |
| HIERARCH ESO ISS PBLA12 END | 9.1 |
| HIERARCH ESO ISS PBL13 START | 101.292 |
| HIERARCH ESO ISS PBL13 END | 101.372 |
| HIERARCH ESO ISS PBLA13 START | 13.7 |
| HIERARCH ESO ISS PBLA13 END | 14.6 |
| HIERARCH ESO ISS PBL14 START | 121.101 |
| HIERARCH ESO ISS PBL14 END | 121.761 |
| HIERARCH ESO ISS PBLA14 START | 39.543 |
| HIERARCH ESO ISS PBLA14 END | 40.607 |
| HIERARCH ESO ISS PBL23 START | 45.552 |
| HIERARCH ESO ISS PBL23 END | 45.629 |
| HIERARCH ESO ISS PBLA23 START | 20.5 |
| HIERARCH ESO ISS PBLA23 END | 21.5 |
| HIERARCH ESO ISS PBL24 START | 78.625 |
| HIERARCH ESO ISS PBL24 END | 79.43 |
| HIERARCH ESO ISS PBLA24 START | 61.389 |
| HIERARCH ESO ISS PBLA24 END | 62.393 |
| HIERARCH ESO ISS PBL34 START | 53.296 |
| HIERARCH ESO ISS PBL34 END | 53.99 |
| HIERARCH ESO ISS PBLA34 START | 95.4 |
| HIERARCH ESO ISS PBLA34 END | 96.019 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003133 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003505 |
| HIERARCH ESO ISS AMBI TEMP | 10.7 |
| HIERARCH ESO ISS AMBI FWHM START | 0.78 |
| HIERARCH ESO ISS AMBI FWHM END | 0.8 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5310 |