2021-10-29, 11:24 PM
(This post was last modified: 2021-10-29, 11:25 PM by bigmasterdrago.)

Elements of a close pass rock change dramatically over a several day period. Seven hour spread below.

B4 close approach:

2459518.208333333 = A.D. 2021-Oct-30 17:00:00.0000 TDB

EC= 5.554180849871738E-01 QR= 7.728843232226568E-01 IN= 2.151737393348603E+00

OM= 2.192267917965804E+02 W = 2.456103113929897E+02 Tp= 2459563.008166347630

N = 4.299916426052014E-01 MA= 3.407364462138501E+02 TA= 2.922182215196866E+02

A = 1.738452008783036E+00 AD= 2.704019694343415E+00 PR= 8.372255744759567E+02

after close approach

2459518.500000000 = A.D. 2021-Oct-31 00:00:00.0000 TDB

EC= 5.571756495095399E-01 QR= 7.744850453165959E-01 IN= 2.205544477332441E+00

OM= 2.191775859892586E+02 W = 2.453017716344408E+02 Tp= 2459562.814084406011

N = 4.261198455187150E-01 MA= 3.411168891985262E+02 TA= 2.928962821033297E+02

A = 1.748966705328642E+00 AD= 2.723448365340687E+00 PR= 8.448327478429751E+02

Try plotting these to see the positional difference. To find these small, faint, fast movers, we need the closest elements to the observation using ST.

Sorry, for 2021 UW1

B4 close approach:

2459518.208333333 = A.D. 2021-Oct-30 17:00:00.0000 TDB

EC= 5.554180849871738E-01 QR= 7.728843232226568E-01 IN= 2.151737393348603E+00

OM= 2.192267917965804E+02 W = 2.456103113929897E+02 Tp= 2459563.008166347630

N = 4.299916426052014E-01 MA= 3.407364462138501E+02 TA= 2.922182215196866E+02

A = 1.738452008783036E+00 AD= 2.704019694343415E+00 PR= 8.372255744759567E+02

after close approach

2459518.500000000 = A.D. 2021-Oct-31 00:00:00.0000 TDB

EC= 5.571756495095399E-01 QR= 7.744850453165959E-01 IN= 2.205544477332441E+00

OM= 2.191775859892586E+02 W = 2.453017716344408E+02 Tp= 2459562.814084406011

N = 4.261198455187150E-01 MA= 3.411168891985262E+02 TA= 2.928962821033297E+02

A = 1.748966705328642E+00 AD= 2.723448365340687E+00 PR= 8.448327478429751E+02

Try plotting these to see the positional difference. To find these small, faint, fast movers, we need the closest elements to the observation using ST.

Sorry, for 2021 UW1