Exposure
- ID
- GRAVI.2022-04-24T09:10:05.486_1
- Header ID
- GRAVI.2022-04-24T09:10:05.486
- Date updated
- 2022-04-24 09:25:50 UTC+0000
- Release date
- 2023-04-24 09:25:50 UTC+0000
- UTC Start
- 2022-04-24 09:10:05.486
- UTC End
- 2022-04-24 09:15:25.486
- MJD Start
- 59693.38200794
- MJD End
- 59693.3857116437
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0022465
- Ambient temperature (°C)
- 9.57
- Seeing (arcsec)
- 1.295
Observation
- ID
- 50592
- 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
- 37785
- Name
- S2
- RA
- 266.416938
- DEC
- -29.00708
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 55.8190 | 55.7120 | 31.2000 | 31.7000 |
| U1-U3 | 100.8480 | 100.5990 | 37.5000 | 38.0000 |
| U1-U4 | 127.3120 | 126.7410 | 66.0470 | 66.6270 |
| U2-U3 | 45.7960 | 45.6530 | 45.3000 | 45.8000 |
| U2-U4 | 87.5590 | 87.1420 | 87.4350 | 88.1160 |
| U3-U4 | 61.7670 | 61.5740 | 117.2520 | 118.0380 |
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 | 59693.38200794 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.416938 |
| DEC | -29.00708 |
| 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 | 55.819 |
| HIERARCH ESO ISS PBL12 END | 55.712 |
| HIERARCH ESO ISS PBLA12 START | 31.2 |
| HIERARCH ESO ISS PBLA12 END | 31.7 |
| HIERARCH ESO ISS PBL13 START | 100.848 |
| HIERARCH ESO ISS PBL13 END | 100.599 |
| HIERARCH ESO ISS PBLA13 START | 37.5 |
| HIERARCH ESO ISS PBLA13 END | 38.0 |
| HIERARCH ESO ISS PBL14 START | 127.312 |
| HIERARCH ESO ISS PBL14 END | 126.741 |
| HIERARCH ESO ISS PBLA14 START | 66.047 |
| HIERARCH ESO ISS PBLA14 END | 66.627 |
| HIERARCH ESO ISS PBL23 START | 45.796 |
| HIERARCH ESO ISS PBL23 END | 45.653 |
| HIERARCH ESO ISS PBLA23 START | 45.3 |
| HIERARCH ESO ISS PBLA23 END | 45.8 |
| HIERARCH ESO ISS PBL24 START | 87.559 |
| HIERARCH ESO ISS PBL24 END | 87.142 |
| HIERARCH ESO ISS PBLA24 START | 87.435 |
| HIERARCH ESO ISS PBLA24 END | 88.116 |
| HIERARCH ESO ISS PBL34 START | 61.767 |
| HIERARCH ESO ISS PBL34 END | 61.574 |
| HIERARCH ESO ISS PBLA34 START | 117.252 |
| HIERARCH ESO ISS PBLA34 END | 118.038 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002125 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002368 |
| HIERARCH ESO ISS AMBI TEMP | 9.57 |
| HIERARCH ESO ISS AMBI FWHM START | 1.34 |
| HIERARCH ESO ISS AMBI FWHM END | 1.25 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5310 |