Exposure
- ID
- GRAVI.2022-04-24T09:44:26.573_1
- Header ID
- GRAVI.2022-04-24T09:44:26.573
- Date updated
- 2022-04-24 10:00:56 UTC+0000
- Release date
- 2023-04-24 10:00:55 UTC+0000
- UTC Start
- 2022-04-24 09:44:26.573
- UTC End
- 2022-04-24 09:49:46.573
- MJD Start
- 59693.40586311
- MJD End
- 59693.4095668137
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0022685
- Ambient temperature (°C)
- 10.05
- Seeing (arcsec)
- 1.245
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 | 55.0330 | 54.8690 | 34.1000 | 34.5000 |
| U1-U3 | 99.0200 | 98.6380 | 40.4000 | 40.9000 |
| U1-U4 | 123.0610 | 122.1650 | 69.4290 | 69.9670 |
| U2-U3 | 44.7420 | 44.5210 | 48.2000 | 48.7000 |
| U2-U4 | 84.4230 | 83.7600 | 91.5950 | 92.3030 |
| U3-U4 | 60.3000 | 59.9900 | 122.2150 | 123.0970 |
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 | 59693.40586311 |
| 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 | 55.033 |
| HIERARCH ESO ISS PBL12 END | 54.869 |
| HIERARCH ESO ISS PBLA12 START | 34.1 |
| HIERARCH ESO ISS PBLA12 END | 34.5 |
| HIERARCH ESO ISS PBL13 START | 99.02 |
| HIERARCH ESO ISS PBL13 END | 98.638 |
| HIERARCH ESO ISS PBLA13 START | 40.4 |
| HIERARCH ESO ISS PBLA13 END | 40.9 |
| HIERARCH ESO ISS PBL14 START | 123.061 |
| HIERARCH ESO ISS PBL14 END | 122.165 |
| HIERARCH ESO ISS PBLA14 START | 69.429 |
| HIERARCH ESO ISS PBLA14 END | 69.967 |
| HIERARCH ESO ISS PBL23 START | 44.742 |
| HIERARCH ESO ISS PBL23 END | 44.521 |
| HIERARCH ESO ISS PBLA23 START | 48.2 |
| HIERARCH ESO ISS PBLA23 END | 48.7 |
| HIERARCH ESO ISS PBL24 START | 84.423 |
| HIERARCH ESO ISS PBL24 END | 83.76 |
| HIERARCH ESO ISS PBLA24 START | 91.595 |
| HIERARCH ESO ISS PBLA24 END | 92.303 |
| HIERARCH ESO ISS PBL34 START | 60.3 |
| HIERARCH ESO ISS PBL34 END | 59.99 |
| HIERARCH ESO ISS PBLA34 START | 122.215 |
| HIERARCH ESO ISS PBLA34 END | 123.097 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002597 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00194 |
| HIERARCH ESO ISS AMBI TEMP | 10.05 |
| HIERARCH ESO ISS AMBI FWHM START | 1.21 |
| HIERARCH ESO ISS AMBI FWHM END | 1.28 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5310 |