Exposure
- ID
- GRAVI.2022-04-24T06:51:41.138_1
- Header ID
- GRAVI.2022-04-24T06:51:41.138
- Date updated
- 2022-04-24 07:05:35 UTC+0000
- Release date
- 2023-04-24 07:05:35 UTC+0000
- UTC Start
- 2022-04-24 06:51:41.138
- UTC End
- 2022-04-24 06:57:01.138
- MJD Start
- 59693.2858928
- MJD End
- 59693.2895965037
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0036525
- Ambient temperature (°C)
- 10.71
- Seeing (arcsec)
- 0.7
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 | 56.4860 | 56.5020 | 15.5000 | 16.2000 |
| U1-U3 | 102.0360 | 102.1050 | 21.5000 | 22.3000 |
| U1-U4 | 126.6120 | 127.0920 | 48.6140 | 49.4910 |
| U2-U3 | 46.2350 | 46.2970 | 28.8000 | 29.6000 |
| U2-U4 | 85.0910 | 85.6350 | 69.8770 | 70.6970 |
| U3-U4 | 58.7020 | 59.1430 | 101.0380 | 101.6410 |
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 | 59693.2858928 |
| 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 | 56.486 |
| HIERARCH ESO ISS PBL12 END | 56.502 |
| HIERARCH ESO ISS PBLA12 START | 15.5 |
| HIERARCH ESO ISS PBLA12 END | 16.2 |
| HIERARCH ESO ISS PBL13 START | 102.036 |
| HIERARCH ESO ISS PBL13 END | 102.105 |
| HIERARCH ESO ISS PBLA13 START | 21.5 |
| HIERARCH ESO ISS PBLA13 END | 22.3 |
| HIERARCH ESO ISS PBL14 START | 126.612 |
| HIERARCH ESO ISS PBL14 END | 127.092 |
| HIERARCH ESO ISS PBLA14 START | 48.614 |
| HIERARCH ESO ISS PBLA14 END | 49.491 |
| HIERARCH ESO ISS PBL23 START | 46.235 |
| HIERARCH ESO ISS PBL23 END | 46.297 |
| HIERARCH ESO ISS PBLA23 START | 28.8 |
| HIERARCH ESO ISS PBLA23 END | 29.6 |
| HIERARCH ESO ISS PBL24 START | 85.091 |
| HIERARCH ESO ISS PBL24 END | 85.635 |
| HIERARCH ESO ISS PBLA24 START | 69.877 |
| HIERARCH ESO ISS PBLA24 END | 70.697 |
| HIERARCH ESO ISS PBL34 START | 58.702 |
| HIERARCH ESO ISS PBL34 END | 59.143 |
| HIERARCH ESO ISS PBLA34 START | 101.038 |
| HIERARCH ESO ISS PBLA34 END | 101.641 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003726 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003579 |
| HIERARCH ESO ISS AMBI TEMP | 10.71 |
| HIERARCH ESO ISS AMBI FWHM START | 0.68 |
| HIERARCH ESO ISS AMBI FWHM END | 0.72 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5310 |