<html><head></head><body><div class="yahoo-style-wrap" style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:13px;"><div dir="ltr" data-setdir="false">Hi all,</div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false">There's been an absolute deluge of low-perihelion asteroids discovered over the last week or so. The newest one, and probably the most challenging one to follow up, is C2KUHZ2.</div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false">The asteroid's nominal perihelion distance is 0.099 +/- 0.025 AU, and it has a longitude of perihelion of roughly 61.6 +/- <4.1, roughly coinciding with 2020 HE and 2019 JZ6 (the linkage I pointed out a few days ago). In fact, the node and arg_peri are virtually identical to 2020 HE!<br></div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false">Currently it's magnitude 21.6 and quickly fading. Observations would be very much appreciated to determine its exact semimajor axis, which is currently very poorly constrained to just ~3 +/- 1 AU.</div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false">(ranges are approximated 1 sigma)<br></div><div dir="ltr" data-setdir="false"> 2020 HE C2KUHZ2</div><div dir="ltr" data-setdir="false">q 0.146 0.074-0.124 (0.099)<br></div><div dir="ltr" data-setdir="false">e 0.942 0.947-0.987 (0.967)<br></div><div dir="ltr" data-setdir="false">i 20.54 11.3-17.7 (14.5)<br></div><div dir="ltr" data-setdir="false">peri 216.285 211.6-218.6 (215.1)<br></div><div dir="ltr" data-setdir="false">node 206.763 206.0-207.2 (206.6)<br></div><div dir="ltr" data-setdir="false">long 63.048 57.5-65.7 (61.6)<br></div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false">~Sam<br></div></div></body></html>