1998 QA99

1998QA99, 2001 HJ10, 2001HJ10, 49027, J98Q99A, K01H10J

All data for this body: [vot]

MPC data
Name (number) 1998 QA99 (49027)
a 2.33684
e 0.14039
i / sin(i) 4.9904 / 0.08699
q 2.00878
Q 2.66490
ω 160.2003
Node 149.4614
m 196.3810
n 0.2759
Epoch 2460800.5
nobs 2258
nopp 20
Years observed 1998-2025
rms 0.70
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.337
ep 0.108
sin(ip) 0.081
G 0.150
H 15.030
Mass
D 2.90 0.662
pV 0.303 0.1587
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 4.674
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3371 0.1080 0.0814 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.90 0.662 0.662 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.303 0.1587 0.1587 Masiero 2011ApJ...741...68M 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
15.03 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
S 0.779 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT