Exposure
- ID
- GRAVI.2021-05-30T05:34:53.345_1
- Header ID
- GRAVI.2021-05-30T05:34:53.345
- Date updated
- 2021-05-30 05:50:32 UTC+0000
- Release date
- 2022-05-30 05:50:32 UTC+0000
- UTC Start
- 2021-05-30 05:34:53.345
- UTC End
- 2021-05-30 05:40:13.345
- MJD Start
- 59364.23256186
- MJD End
- 59364.2362655637
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0076615
- Ambient temperature (°C)
- 9.72
- Seeing (arcsec)
- 0.59
Observation
- ID
- 47490
- 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
- 35621
- Name
- S2
- RA
- 266.41672
- DEC
- -29.00717
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5280 | 56.5090 | 23.7000 | 24.3000 |
| U1-U3 | 102.4110 | 102.3810 | 30.0000 | 30.6000 |
| U1-U4 | 130.1340 | 130.1940 | 57.8310 | 58.5480 |
| U2-U3 | 46.6400 | 46.6320 | 37.6000 | 38.3000 |
| U2-U4 | 89.2050 | 89.3200 | 78.6800 | 79.3950 |
| U3-U4 | 62.1210 | 62.2450 | 108.2320 | 108.8940 |
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 | 59364.23256186 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.41672 |
| DEC | -29.00717 |
| 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 | 56.528 |
| HIERARCH ESO ISS PBL12 END | 56.509 |
| HIERARCH ESO ISS PBLA12 START | 23.7 |
| HIERARCH ESO ISS PBLA12 END | 24.3 |
| HIERARCH ESO ISS PBL13 START | 102.411 |
| HIERARCH ESO ISS PBL13 END | 102.381 |
| HIERARCH ESO ISS PBLA13 START | 30.0 |
| HIERARCH ESO ISS PBLA13 END | 30.6 |
| HIERARCH ESO ISS PBL14 START | 130.134 |
| HIERARCH ESO ISS PBL14 END | 130.194 |
| HIERARCH ESO ISS PBLA14 START | 57.831 |
| HIERARCH ESO ISS PBLA14 END | 58.548 |
| HIERARCH ESO ISS PBL23 START | 46.64 |
| HIERARCH ESO ISS PBL23 END | 46.632 |
| HIERARCH ESO ISS PBLA23 START | 37.6 |
| HIERARCH ESO ISS PBLA23 END | 38.3 |
| HIERARCH ESO ISS PBL24 START | 89.205 |
| HIERARCH ESO ISS PBL24 END | 89.32 |
| HIERARCH ESO ISS PBLA24 START | 78.68 |
| HIERARCH ESO ISS PBLA24 END | 79.395 |
| HIERARCH ESO ISS PBL34 START | 62.121 |
| HIERARCH ESO ISS PBL34 END | 62.245 |
| HIERARCH ESO ISS PBLA34 START | 108.232 |
| HIERARCH ESO ISS PBLA34 END | 108.894 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008243 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00708 |
| HIERARCH ESO ISS AMBI TEMP | 9.72 |
| HIERARCH ESO ISS AMBI FWHM START | 0.54 |
| HIERARCH ESO ISS AMBI FWHM END | 0.64 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1080 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5371 |