Exposure
- ID
- GRAVI.2021-05-30T06:34:05.494_1
- Header ID
- GRAVI.2021-05-30T06:34:05.494
- Date updated
- 2021-05-30 06:50:31 UTC+0000
- Release date
- 2022-05-30 06:50:31 UTC+0000
- UTC Start
- 2021-05-30 06:34:05.494
- UTC End
- 2021-05-30 06:39:25.494
- MJD Start
- 59364.2736747
- MJD End
- 59364.2773784037
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0056805
- Ambient temperature (°C)
- 10.38
- 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 | 56.0390 | 55.9510 | 29.9000 | 30.4000 |
| U1-U3 | 101.3560 | 101.1530 | 36.3000 | 36.8000 |
| U1-U4 | 128.4520 | 128.0030 | 64.6440 | 65.2460 |
| U2-U3 | 46.0870 | 45.9710 | 44.0000 | 44.6000 |
| U2-U4 | 88.3790 | 88.0590 | 85.8280 | 86.5100 |
| U3-U4 | 62.1330 | 61.9930 | 115.4470 | 116.2060 |
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 | 59364.2736747 |
| 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 | 56.039 |
| HIERARCH ESO ISS PBL12 END | 55.951 |
| HIERARCH ESO ISS PBLA12 START | 29.9 |
| HIERARCH ESO ISS PBLA12 END | 30.4 |
| HIERARCH ESO ISS PBL13 START | 101.356 |
| HIERARCH ESO ISS PBL13 END | 101.153 |
| HIERARCH ESO ISS PBLA13 START | 36.3 |
| HIERARCH ESO ISS PBLA13 END | 36.8 |
| HIERARCH ESO ISS PBL14 START | 128.452 |
| HIERARCH ESO ISS PBL14 END | 128.003 |
| HIERARCH ESO ISS PBLA14 START | 64.644 |
| HIERARCH ESO ISS PBLA14 END | 65.246 |
| HIERARCH ESO ISS PBL23 START | 46.087 |
| HIERARCH ESO ISS PBL23 END | 45.971 |
| HIERARCH ESO ISS PBLA23 START | 44.0 |
| HIERARCH ESO ISS PBLA23 END | 44.6 |
| HIERARCH ESO ISS PBL24 START | 88.379 |
| HIERARCH ESO ISS PBL24 END | 88.059 |
| HIERARCH ESO ISS PBLA24 START | 85.828 |
| HIERARCH ESO ISS PBLA24 END | 86.51 |
| HIERARCH ESO ISS PBL34 START | 62.133 |
| HIERARCH ESO ISS PBL34 END | 61.993 |
| HIERARCH ESO ISS PBLA34 START | 115.447 |
| HIERARCH ESO ISS PBLA34 END | 116.206 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.0057 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005661 |
| HIERARCH ESO ISS AMBI TEMP | 10.38 |
| HIERARCH ESO ISS AMBI FWHM START | 0.53 |
| HIERARCH ESO ISS AMBI FWHM END | 0.65 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1080 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5371 |