Exposure
- ID
- GRAVI.2022-04-26T05:49:58.761_1
- Header ID
- GRAVI.2022-04-26T05:49:58.761
- Date updated
- 2022-04-26 06:06:00 UTC+0000
- Release date
- 2023-04-26 06:05:59 UTC+0000
- UTC Start
- 2022-04-26 05:49:58.761
- UTC End
- 2022-04-26 05:55:18.761
- MJD Start
- 59695.24304121
- MJD End
- 59695.2467449137
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003134
- Ambient temperature (°C)
- 11.47
- Seeing (arcsec)
- 1.21
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 | 56.3140 | 56.3300 | 8.1000 | 8.9000 |
| U1-U3 | 101.2780 | 101.3570 | 13.6000 | 14.4000 |
| U1-U4 | 120.9760 | 121.6330 | 39.3400 | 40.4010 |
| U2-U3 | 45.5380 | 45.6140 | 20.3000 | 21.3000 |
| U2-U4 | 78.4710 | 79.2750 | 61.1960 | 62.1990 |
| U3-U4 | 53.1620 | 53.8570 | 95.2830 | 95.8990 |
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 | 59695.24304121 |
| 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 | 56.314 |
| HIERARCH ESO ISS PBL12 END | 56.33 |
| HIERARCH ESO ISS PBLA12 START | 8.1 |
| HIERARCH ESO ISS PBLA12 END | 8.9 |
| HIERARCH ESO ISS PBL13 START | 101.278 |
| HIERARCH ESO ISS PBL13 END | 101.357 |
| HIERARCH ESO ISS PBLA13 START | 13.6 |
| HIERARCH ESO ISS PBLA13 END | 14.4 |
| HIERARCH ESO ISS PBL14 START | 120.976 |
| HIERARCH ESO ISS PBL14 END | 121.633 |
| HIERARCH ESO ISS PBLA14 START | 39.34 |
| HIERARCH ESO ISS PBLA14 END | 40.401 |
| HIERARCH ESO ISS PBL23 START | 45.538 |
| HIERARCH ESO ISS PBL23 END | 45.614 |
| HIERARCH ESO ISS PBLA23 START | 20.3 |
| HIERARCH ESO ISS PBLA23 END | 21.3 |
| HIERARCH ESO ISS PBL24 START | 78.471 |
| HIERARCH ESO ISS PBL24 END | 79.275 |
| HIERARCH ESO ISS PBLA24 START | 61.196 |
| HIERARCH ESO ISS PBLA24 END | 62.199 |
| HIERARCH ESO ISS PBL34 START | 53.162 |
| HIERARCH ESO ISS PBL34 END | 53.857 |
| HIERARCH ESO ISS PBLA34 START | 95.283 |
| HIERARCH ESO ISS PBLA34 END | 95.899 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003134 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003134 |
| HIERARCH ESO ISS AMBI TEMP | 11.47 |
| HIERARCH ESO ISS AMBI FWHM START | 1.21 |
| HIERARCH ESO ISS AMBI FWHM END | 1.21 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5310 |