Matches in SemOpenAlex for { <https://semopenalex.org/work/W3204171486> ?p ?o ?g. }
- W3204171486 endingPage "180" @default.
- W3204171486 startingPage "180" @default.
- W3204171486 abstract "We report the analysis of OGLE-2019-BLG-0960, which contains the smallest mass-ratio microlensing planet found to date (q = 1.2--1.6 x 10^{-5} at 1-sigma). Although there is substantial uncertainty in the satellite parallax measured by Spitzer, the measurement of the annual parallax effect combined with the finite source effect allows us to determine the mass of the host star (M_L = 0.3--0.6 M_Sun), the mass of its planet (m_p = 1.4--3.1 M_Earth), the projected separation between the host and planet (a_perp = 1.2--2.3 au), and the distance to the lens system (D_L = 0.6--1.2 kpc). The lens is plausibly the blend, which could be checked with adaptive optics observations. As the smallest planet clearly below the break in the mass-ratio function (Suzuki et al. 2016; Jung et al. 2019), it demonstrates that current experiments are powerful enough to robustly measure the slope of the mass-ratio function below that break. We find that the cross-section for detecting small planets is maximized for planets with separations just outside of the boundary for resonant caustics and that sensitivity to such planets can be maximized by intensively monitoring events whenever they are magnified by a factor A > 5. Finally, an empirical investigation demonstrates that most planets showing a degeneracy between (s > 1) and (s < 1) solutions are not in the regime (|log s| >> 0) for which the close/wide degeneracy was derived. This investigation suggests a link between the close/wide and inner/outer degeneracies and also that the symmetry in the lens equation goes much deeper than symmetries uncovered for the limiting cases." @default.
- W3204171486 created "2021-10-11" @default.
- W3204171486 creator A5002320920 @default.
- W3204171486 creator A5004594419 @default.
- W3204171486 creator A5004849658 @default.
- W3204171486 creator A5006412179 @default.
- W3204171486 creator A5007354881 @default.
- W3204171486 creator A5008101712 @default.
- W3204171486 creator A5008438335 @default.
- W3204171486 creator A5008859194 @default.
- W3204171486 creator A5010061828 @default.
- W3204171486 creator A5011037462 @default.
- W3204171486 creator A5012315805 @default.
- W3204171486 creator A5013285587 @default.
- W3204171486 creator A5014569920 @default.
- W3204171486 creator A5016642642 @default.
- W3204171486 creator A5016736528 @default.
- W3204171486 creator A5019174042 @default.
- W3204171486 creator A5020512210 @default.
- W3204171486 creator A5021985168 @default.
- W3204171486 creator A5023590520 @default.
- W3204171486 creator A5025100711 @default.
- W3204171486 creator A5025301863 @default.
- W3204171486 creator A5025517010 @default.
- W3204171486 creator A5027464933 @default.
- W3204171486 creator A5030646950 @default.
- W3204171486 creator A5031126429 @default.
- W3204171486 creator A5031613907 @default.
- W3204171486 creator A5032482769 @default.
- W3204171486 creator A5032496508 @default.
- W3204171486 creator A5032564371 @default.
- W3204171486 creator A5033747437 @default.
- W3204171486 creator A5034837206 @default.
- W3204171486 creator A5034894990 @default.
- W3204171486 creator A5034967214 @default.
- W3204171486 creator A5035560157 @default.
- W3204171486 creator A5037861017 @default.
- W3204171486 creator A5038323498 @default.
- W3204171486 creator A5042337812 @default.
- W3204171486 creator A5042492535 @default.
- W3204171486 creator A5044192997 @default.
- W3204171486 creator A5044493729 @default.
- W3204171486 creator A5045035835 @default.
- W3204171486 creator A5047089963 @default.
- W3204171486 creator A5047933815 @default.
- W3204171486 creator A5048308587 @default.
- W3204171486 creator A5049734928 @default.
- W3204171486 creator A5049884799 @default.
- W3204171486 creator A5050543581 @default.
- W3204171486 creator A5050608087 @default.
- W3204171486 creator A5052196425 @default.
- W3204171486 creator A5053248516 @default.
- W3204171486 creator A5054098908 @default.
- W3204171486 creator A5055338028 @default.
- W3204171486 creator A5063567408 @default.
- W3204171486 creator A5065660300 @default.
- W3204171486 creator A5067611955 @default.
- W3204171486 creator A5068438172 @default.
- W3204171486 creator A5069216693 @default.
- W3204171486 creator A5069227952 @default.
- W3204171486 creator A5070624944 @default.
- W3204171486 creator A5073034397 @default.
- W3204171486 creator A5073219984 @default.
- W3204171486 creator A5073388659 @default.
- W3204171486 creator A5075229887 @default.
- W3204171486 creator A5076431905 @default.
- W3204171486 creator A5076860689 @default.
- W3204171486 creator A5078309302 @default.
- W3204171486 creator A5078363808 @default.
- W3204171486 creator A5080141581 @default.
- W3204171486 creator A5080522773 @default.
- W3204171486 creator A5080528259 @default.
- W3204171486 creator A5080884623 @default.
- W3204171486 creator A5082304822 @default.
- W3204171486 creator A5082640465 @default.
- W3204171486 creator A5083017721 @default.
- W3204171486 creator A5084492497 @default.
- W3204171486 creator A5084802033 @default.
- W3204171486 creator A5085114919 @default.
- W3204171486 creator A5085232062 @default.
- W3204171486 creator A5088415630 @default.
- W3204171486 creator A5088539346 @default.
- W3204171486 creator A5090321726 @default.
- W3204171486 creator A5091107736 @default.
- W3204171486 creator A5091620584 @default.
- W3204171486 date "2021-10-06" @default.
- W3204171486 modified "2023-10-17" @default.
- W3204171486 title "OGLE-2019-BLG-0960 Lb: the Smallest Microlensing Planet" @default.
- W3204171486 cites W1678615711 @default.
- W3204171486 cites W1976053305 @default.
- W3204171486 cites W1988843800 @default.
- W3204171486 cites W1993325368 @default.
- W3204171486 cites W2015586533 @default.
- W3204171486 cites W2023016496 @default.
- W3204171486 cites W2024593443 @default.
- W3204171486 cites W2026246014 @default.
- W3204171486 cites W2026926262 @default.
- W3204171486 cites W2029990369 @default.