Exposure
- ID
- GRAVI.2021-05-29T05:43:40.437_2
- Header ID
- GRAVI.2021-05-29T05:43:40.437
- Date updated
- 2021-05-29 05:55:30 UTC+0000
- Release date
- 2022-05-29 05:55:30 UTC+0000
- UTC Start
- 2021-05-29 05:43:40.437
- UTC End
- 2021-05-29 05:49:00.437
- MJD Start
- 59363.23866246
- MJD End
- 59363.2423661637
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0048485
- Ambient temperature (°C)
- 10.33
- Seeing (arcsec)
- 0.855
Observation
- ID
- 47451
- 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
- 35588
- Name
- IRS16C
- RA
- 266.4171125
- DEC
- -29.0076491944444
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- U1 U2 U3 U4
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5120 | 56.4890 | 24.2000 | 24.8000 |
| U1-U3 | 102.3860 | 102.3450 | 30.5000 | 31.2000 |
| U1-U4 | 130.1880 | 130.2100 | 58.4130 | 59.1130 |
| U2-U3 | 46.6340 | 46.6180 | 38.2000 | 38.8000 |
| U2-U4 | 89.3050 | 89.3860 | 79.2600 | 79.9630 |
| U3-U4 | 62.2270 | 62.3280 | 108.7660 | 109.4280 |
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 | 59363.23866246 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.416817 |
| DEC | -29.00713 |
| 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 | 56.512 |
| HIERARCH ESO ISS PBL12 END | 56.489 |
| HIERARCH ESO ISS PBLA12 START | 24.2 |
| HIERARCH ESO ISS PBLA12 END | 24.8 |
| HIERARCH ESO ISS PBL13 START | 102.386 |
| HIERARCH ESO ISS PBL13 END | 102.345 |
| HIERARCH ESO ISS PBLA13 START | 30.5 |
| HIERARCH ESO ISS PBLA13 END | 31.2 |
| HIERARCH ESO ISS PBL14 START | 130.188 |
| HIERARCH ESO ISS PBL14 END | 130.21 |
| HIERARCH ESO ISS PBLA14 START | 58.413 |
| HIERARCH ESO ISS PBLA14 END | 59.113 |
| HIERARCH ESO ISS PBL23 START | 46.634 |
| HIERARCH ESO ISS PBL23 END | 46.618 |
| HIERARCH ESO ISS PBLA23 START | 38.2 |
| HIERARCH ESO ISS PBLA23 END | 38.8 |
| HIERARCH ESO ISS PBL24 START | 89.305 |
| HIERARCH ESO ISS PBL24 END | 89.386 |
| HIERARCH ESO ISS PBLA24 START | 79.26 |
| HIERARCH ESO ISS PBLA24 END | 79.963 |
| HIERARCH ESO ISS PBL34 START | 62.227 |
| HIERARCH ESO ISS PBL34 END | 62.328 |
| HIERARCH ESO ISS PBLA34 START | 108.766 |
| HIERARCH ESO ISS PBLA34 END | 109.428 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005735 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003962 |
| HIERARCH ESO ISS AMBI TEMP | 10.33 |
| HIERARCH ESO ISS AMBI FWHM START | 0.83 |
| HIERARCH ESO ISS AMBI FWHM END | 0.88 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5371 |