1998 QT7

1998QT7, 1983 SL, 1983SL, 2000 BL25, 2000BL25, 44220, J83S00L, J98Q07T, K00B25L

All data for this body: [vot]

MPC data
Name (number) 1998 QT7 (44220)
a 2.43442
e 0.22134
i / sin(i) 4.1918 / 0.07310
q 1.89558
Q 2.97326
ω 34.6397
Node 313.3189
m 351.2101
n 0.2595
Epoch 2460800.5
nobs 1841
nopp 23
Years observed 1983-2025
rms 0.76
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.434
ep 0.185
sin(ip) 0.087
G 0.150
H 15.420
Mass
D 6.49 0.470
pV 0.031 0.0089
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4337 0.1852 0.0868 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.74 1.390 1.390 Masiero 2012ApJ...759L...8M NEATM
5.32 1.410 1.410 Masiero 2020PSJ.....1....5M NEATM
5.94 1.640 1.640 Masiero 2020PSJ.....1....5M NEATM
6.95 0.610 0.610 Usui 2011PASJ...63.1117U NEATM
7.54 1.510 1.510 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.027 0.0110 0.0110 Ali-Lagoa 2018A&A...612A..85A NEATM
0.031 0.0190 0.0190 Masiero 2020PSJ.....1....5M NEATM
0.047 0.0380 0.0380 Masiero 2020PSJ.....1....5M NEATM
0.065 0.0350 0.0350 Masiero 2012ApJ...759L...8M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
15.42 MPC-2023-12-04 MPC-2023-12-04 Phot