1998 QA41

1998QA41, 1977 RT1, 1977RT1, 2000 DJ30, 2000DJ30, 26242, J77R01T, J98Q41A, K00D30J

All data for this body: [vot]

MPC data
Name (number) 1998 QA41 (26242)
a 2.30203
e 0.20159
i / sin(i) 2.6952 / 0.04702
q 1.83795
Q 2.76611
ω 59.4489
Node 299.3196
m 217.6756
n 0.2822
Epoch 2460800.5
nobs 1667
nopp 22
Years observed 1977-2025
rms 0.80
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.302
ep 0.158
sin(ip) 0.061
G 0.150
H 15.440
Mass
D 4.24 0.091
pV 0.045 0.0072
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 5.287
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3019 0.1576 0.0613 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.22 0.092 0.092 Masiero 2011ApJ...741...68M NEATM
4.66 1.150 1.150 Masiero 2021PSJ.....2..162M NEATM
5.32 0.820 0.820 Masiero 2021PSJ.....2..162M NEATM
5.46 1.375 1.375 Masiero 2017AJ....154..168M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.041 0.0184 0.0184 Masiero 2017AJ....154..168M NEATM
0.043 0.0110 0.0140 Masiero 2021PSJ.....2..162M NEATM
0.048 0.0111 0.0111 Masiero 2011ApJ...741...68M NEATM
0.048 0.0190 0.0310 Masiero 2021PSJ.....2..162M 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
15.44 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C 0.23 Bus VIS Carvano 2010A&A...510A..43C PHOT
C 0.388 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C C 0.0832 0.0060 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT