1998BL8

1985PH2, 37820, J85P02H, J98B08L

All data for this body: [vot]

MPC data
Name (number) 1998BL8 (37820)
Packed designation 37820
a 2.33952
e 0.21847
i / sin(i) 13.0574 / 0.22593
q 1.82840
Q 2.85064
ω 350.8243
Node 336.1603
m 68.4901
n 0.2754
Epoch 2459600.5
nobs 2180
nopp 18
Years observed 1985-2022
rms 0.59
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.340
ep 0.146
sin(ip) 0.220
Value Standard error
G 0.150
H 14.030
Mass
D 7.63 0.024
pV 0.101 0.0087
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3398 0.1464 0.2198 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.61 1.870 1.870 Masiero 2012ApJ...759L...8M NEATM
6.72 1.740 1.740 Masiero 2020PSJ.....1....5M NEATM
6.97 1.960 1.960 Nugent 2016AJ....152...63N NEATM
7.02 0.100 0.100 Masiero 2014ApJ...791..121M NEATM
7.67 0.025 0.025 Masiero 2011ApJ...741...68M NEATM
8.48 0.610 0.610 Usui 2011PASJ...63.1117U NEATM
8.88 1.780 1.780 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.069 0.0280 0.0280 Ali-Lagoa 2018A&A...612A..85A NEATM
0.090 0.0900 0.0900 Nugent 2016AJ....152...63N NEATM
0.100 0.0099 0.0099 Masiero 2011ApJ...741...68M NEATM
0.106 0.0620 0.0620 Masiero 2020PSJ.....1....5M NEATM
0.119 0.0830 0.0830 Masiero 2012ApJ...759L...8M NEATM
0.150 0.0300 0.0300 Masiero 2014ApJ...791..121M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2022-01-18 MPC-2022-01-18 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.03 MPC-2022-01-18 MPC-2022-01-18 Phot