Exposure
- ID
- GRAVI.2021-05-29T05:19:49.376_2
- Header ID
- GRAVI.2021-05-29T05:19:49.376
- Date updated
- 2021-05-29 05:35:14 UTC+0000
- Release date
- 2022-05-29 05:35:14 UTC+0000
- UTC Start
- 2021-05-29 05:19:49.376
- UTC End
- 2021-05-29 05:25:09.376
- MJD Start
- 59363.22209926
- MJD End
- 59363.2258029637
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0054875
- Ambient temperature (°C)
- 10.02
- Seeing (arcsec)
- 0.64
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 | 56.5590 | 56.5540 | 21.4000 | 22.1000 |
| U1-U3 | 102.4250 | 102.4340 | 27.7000 | 28.4000 |
| U1-U4 | 129.6260 | 129.8280 | 55.3580 | 56.1150 |
| U2-U3 | 46.6090 | 46.6270 | 35.2000 | 36.0000 |
| U2-U4 | 88.5320 | 88.7810 | 76.2580 | 76.9930 |
| U3-U4 | 61.5120 | 61.7280 | 106.0810 | 106.7180 |
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 | 59363.22209926 |
| 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 | 56.559 |
| HIERARCH ESO ISS PBL12 END | 56.554 |
| HIERARCH ESO ISS PBLA12 START | 21.4 |
| HIERARCH ESO ISS PBLA12 END | 22.1 |
| HIERARCH ESO ISS PBL13 START | 102.425 |
| HIERARCH ESO ISS PBL13 END | 102.434 |
| HIERARCH ESO ISS PBLA13 START | 27.7 |
| HIERARCH ESO ISS PBLA13 END | 28.4 |
| HIERARCH ESO ISS PBL14 START | 129.626 |
| HIERARCH ESO ISS PBL14 END | 129.828 |
| HIERARCH ESO ISS PBLA14 START | 55.358 |
| HIERARCH ESO ISS PBLA14 END | 56.115 |
| HIERARCH ESO ISS PBL23 START | 46.609 |
| HIERARCH ESO ISS PBL23 END | 46.627 |
| HIERARCH ESO ISS PBLA23 START | 35.2 |
| HIERARCH ESO ISS PBLA23 END | 36.0 |
| HIERARCH ESO ISS PBL24 START | 88.532 |
| HIERARCH ESO ISS PBL24 END | 88.781 |
| HIERARCH ESO ISS PBLA24 START | 76.258 |
| HIERARCH ESO ISS PBLA24 END | 76.993 |
| HIERARCH ESO ISS PBL34 START | 61.512 |
| HIERARCH ESO ISS PBL34 END | 61.728 |
| HIERARCH ESO ISS PBLA34 START | 106.081 |
| HIERARCH ESO ISS PBLA34 END | 106.718 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006074 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004901 |
| HIERARCH ESO ISS AMBI TEMP | 10.02 |
| HIERARCH ESO ISS AMBI FWHM START | 0.62 |
| HIERARCH ESO ISS AMBI FWHM END | 0.66 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5371 |