Exposure
- ID
- GRAVI.2021-05-23T05:22:42.285_1
- Header ID
- GRAVI.2021-05-23T05:22:42.285
- Date updated
- 2021-05-23 05:35:30 UTC+0000
- Release date
- 2022-05-23 05:35:30 UTC+0000
- UTC Start
- 2021-05-23 05:22:42.285
- UTC End
- 2021-05-23 05:28:02.285
- MJD Start
- 59357.22410052
- MJD End
- 59357.2278042237
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006723
- Ambient temperature (°C)
- 11.6
- Seeing (arcsec)
- 0.31
Observation
- ID
- 47450
- Category
- science
- Program ID
- 105.20B2.002
- Program Title
- THE GALACTIC CENTER AT UNPRECEDENTED RESOLUTION - PROBING GENERAL RELATIVITY WITH GRAVITY
- Program Type
- GTO
- PI / COI
- EISENHAUER/ GILLESSEN/ PERRIN/ STRAUBMEIER/ ROUSSELET-PERRAUT/ GARCIA/ BRANDNER/ GENZEL/ ECKART/ PAUMARD/ CL'ENET/ GAO/ HABIBI/ HORROBIN/ KERVELLA/ OTT/ WIDMANN/ VON FELLENBERG/ HENNING/ PFUHL/ WAISBERG/ DEXTER/ DE ZEEUW/ AMORIM
Target
- ID
- 35589
- Name
- S2
- RA
- 266.416924
- DEC
- -29.00736
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5460 | 56.5540 | 18.9000 | 19.6000 |
| U1-U3 | 102.3120 | 102.3540 | 25.0000 | 25.8000 |
| U1-U4 | 128.5740 | 128.9140 | 52.5070 | 53.3180 |
| U2-U3 | 46.4870 | 46.5290 | 32.5000 | 33.3000 |
| U2-U4 | 87.3090 | 87.6980 | 73.5320 | 74.3030 |
| U3-U4 | 60.5000 | 60.8170 | 103.8240 | 104.4460 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 105.20B2.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59357.22410052 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.416924 |
| DEC | -29.00736 |
| 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 | 56.546 |
| HIERARCH ESO ISS PBL12 END | 56.554 |
| HIERARCH ESO ISS PBLA12 START | 18.9 |
| HIERARCH ESO ISS PBLA12 END | 19.6 |
| HIERARCH ESO ISS PBL13 START | 102.312 |
| HIERARCH ESO ISS PBL13 END | 102.354 |
| HIERARCH ESO ISS PBLA13 START | 25.0 |
| HIERARCH ESO ISS PBLA13 END | 25.8 |
| HIERARCH ESO ISS PBL14 START | 128.574 |
| HIERARCH ESO ISS PBL14 END | 128.914 |
| HIERARCH ESO ISS PBLA14 START | 52.507 |
| HIERARCH ESO ISS PBLA14 END | 53.318 |
| HIERARCH ESO ISS PBL23 START | 46.487 |
| HIERARCH ESO ISS PBL23 END | 46.529 |
| HIERARCH ESO ISS PBLA23 START | 32.5 |
| HIERARCH ESO ISS PBLA23 END | 33.3 |
| HIERARCH ESO ISS PBL24 START | 87.309 |
| HIERARCH ESO ISS PBL24 END | 87.698 |
| HIERARCH ESO ISS PBLA24 START | 73.532 |
| HIERARCH ESO ISS PBLA24 END | 74.303 |
| HIERARCH ESO ISS PBL34 START | 60.5 |
| HIERARCH ESO ISS PBL34 END | 60.817 |
| HIERARCH ESO ISS PBLA34 START | 103.824 |
| HIERARCH ESO ISS PBLA34 END | 104.446 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007291 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006155 |
| HIERARCH ESO ISS AMBI TEMP | 11.6 |
| HIERARCH ESO ISS AMBI FWHM START | 0.3 |
| HIERARCH ESO ISS AMBI FWHM END | 0.32 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5371 |