Exposure
- ID
- GRAVI.2021-05-31T08:23:08.326_1
- Header ID
- GRAVI.2021-05-31T08:23:08.326
- Date updated
- 2021-05-31 08:37:25 UTC+0000
- Release date
- 2022-05-31 08:37:25 UTC+0000
- UTC Start
- 2021-05-31 08:23:08.326
- UTC End
- 2021-05-31 08:28:28.326
- MJD Start
- 59365.34940192
- MJD End
- 59365.3531056237
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0032915
- Ambient temperature (°C)
- 11.25
- Seeing (arcsec)
- 0.775
Observation
- ID
- 47500
- 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
- 35629
- Name
- S2
- RA
- 266.4168
- DEC
- -29.00714
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 52.5130 | 52.2220 | 38.4000 | 38.7000 |
| U1-U3 | 93.2050 | 92.5380 | 44.6000 | 44.9000 |
| U1-U4 | 109.5950 | 108.0770 | 75.2810 | 75.7720 |
| U2-U3 | 41.3980 | 41.0170 | 52.5000 | 52.8000 |
| U2-U4 | 74.6110 | 73.5320 | 100.2910 | 101.1460 |
| U3-U4 | 55.9360 | 55.4910 | 133.5190 | 134.6590 |
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 | 59365.34940192 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.4168 |
| DEC | -29.00714 |
| 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 | 52.513 |
| HIERARCH ESO ISS PBL12 END | 52.222 |
| HIERARCH ESO ISS PBLA12 START | 38.4 |
| HIERARCH ESO ISS PBLA12 END | 38.7 |
| HIERARCH ESO ISS PBL13 START | 93.205 |
| HIERARCH ESO ISS PBL13 END | 92.538 |
| HIERARCH ESO ISS PBLA13 START | 44.6 |
| HIERARCH ESO ISS PBLA13 END | 44.9 |
| HIERARCH ESO ISS PBL14 START | 109.595 |
| HIERARCH ESO ISS PBL14 END | 108.077 |
| HIERARCH ESO ISS PBLA14 START | 75.281 |
| HIERARCH ESO ISS PBLA14 END | 75.772 |
| HIERARCH ESO ISS PBL23 START | 41.398 |
| HIERARCH ESO ISS PBL23 END | 41.017 |
| HIERARCH ESO ISS PBLA23 START | 52.5 |
| HIERARCH ESO ISS PBLA23 END | 52.8 |
| HIERARCH ESO ISS PBL24 START | 74.611 |
| HIERARCH ESO ISS PBL24 END | 73.532 |
| HIERARCH ESO ISS PBLA24 START | 100.291 |
| HIERARCH ESO ISS PBLA24 END | 101.146 |
| HIERARCH ESO ISS PBL34 START | 55.936 |
| HIERARCH ESO ISS PBL34 END | 55.491 |
| HIERARCH ESO ISS PBLA34 START | 133.519 |
| HIERARCH ESO ISS PBLA34 END | 134.659 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002821 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003762 |
| HIERARCH ESO ISS AMBI TEMP | 11.25 |
| HIERARCH ESO ISS AMBI FWHM START | 0.78 |
| HIERARCH ESO ISS AMBI FWHM END | 0.77 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1080 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5371 |