Exposure
- ID
- GRAVI.2021-05-24T05:51:59.645_2
- Header ID
- GRAVI.2021-05-24T05:51:59.645
- Date updated
- 2021-05-24 06:10:32 UTC+0000
- Release date
- 2022-05-24 06:10:32 UTC+0000
- UTC Start
- 2021-05-24 05:51:59.645
- UTC End
- 2021-05-24 05:57:19.645
- MJD Start
- 59358.24444033
- MJD End
- 59358.2481440337
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004968
- Ambient temperature (°C)
- 12.18
- Seeing (arcsec)
- 0.55
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 | 56.5440 | 56.5300 | 22.9000 | 23.6000 |
U1-U3 | 102.4300 | 102.4140 | 29.2000 | 29.9000 |
U1-U4 | 130.0130 | 130.1230 | 56.9940 | 57.7220 |
U2-U3 | 46.6390 | 46.6410 | 36.8000 | 37.5000 |
U2-U4 | 89.0240 | 89.1860 | 77.8530 | 78.5710 |
U3-U4 | 61.9470 | 62.1020 | 107.4810 | 108.1310 |
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 | 59358.24444033 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | IRS16C |
HIERARCH ESO INS SOBJ NAME | S2 |
RA | 266.416898 |
DEC | -29.00719 |
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 | 56.544 |
HIERARCH ESO ISS PBL12 END | 56.53 |
HIERARCH ESO ISS PBLA12 START | 22.9 |
HIERARCH ESO ISS PBLA12 END | 23.6 |
HIERARCH ESO ISS PBL13 START | 102.43 |
HIERARCH ESO ISS PBL13 END | 102.414 |
HIERARCH ESO ISS PBLA13 START | 29.2 |
HIERARCH ESO ISS PBLA13 END | 29.9 |
HIERARCH ESO ISS PBL14 START | 130.013 |
HIERARCH ESO ISS PBL14 END | 130.123 |
HIERARCH ESO ISS PBLA14 START | 56.994 |
HIERARCH ESO ISS PBLA14 END | 57.722 |
HIERARCH ESO ISS PBL23 START | 46.639 |
HIERARCH ESO ISS PBL23 END | 46.641 |
HIERARCH ESO ISS PBLA23 START | 36.8 |
HIERARCH ESO ISS PBLA23 END | 37.5 |
HIERARCH ESO ISS PBL24 START | 89.024 |
HIERARCH ESO ISS PBL24 END | 89.186 |
HIERARCH ESO ISS PBLA24 START | 77.853 |
HIERARCH ESO ISS PBLA24 END | 78.571 |
HIERARCH ESO ISS PBL34 START | 61.947 |
HIERARCH ESO ISS PBL34 END | 62.102 |
HIERARCH ESO ISS PBLA34 START | 107.481 |
HIERARCH ESO ISS PBLA34 END | 108.131 |
HIERARCH ESO ISS AMBI TAU0 START | 0.005031 |
HIERARCH ESO ISS AMBI TAU0 END | 0.004905 |
HIERARCH ESO ISS AMBI TEMP | 12.18 |
HIERARCH ESO ISS AMBI FWHM START | 0.52 |
HIERARCH ESO ISS AMBI FWHM END | 0.58 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
HIERARCH ESO FT ROBJ DELTA | -290027.5371 |