1999 XX74

1999XX74, 1998 QB95, 1998QB95, 45106, J98Q95B, J99X74X

All data for this body: [vot]

MPC data
Name (number) 1999 XX74 (45106)
a 2.64101
e 0.02289
i / sin(i) 6.4143 / 0.11172
q 2.58056
Q 2.70146
ω 22.7973
Node 254.2299
m 135.8516
n 0.2296
Epoch 2460800.5
nobs 2936
nopp 20
Years observed 1998-2025
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.641
ep 0.031
sin(ip) 0.128
G 0.150
H 13.970
Mass
D 11.35 0.081
pV 0.052 0.0032
Value
Rotational Period
Period quality None
Spectral Class X
Spectral Class Score 5.730
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6409 0.0309 0.1277 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.67 3.330 3.330 Masiero 2020PSJ.....1....5M NEATM
10.69 3.220 3.220 Masiero 2021PSJ.....2..162M NEATM
11.31 0.082 0.082 Masiero 2011ApJ...741...68M NEATM
11.48 2.753 2.753 Masiero 2017AJ....154..168M NEATM
11.59 3.960 3.960 Masiero 2021PSJ.....2..162M NEATM
11.87 1.360 1.360 Masiero 2012ApJ...759L...8M NEATM
12.64 3.560 3.560 Nugent 2016AJ....152...63N NEATM
12.98 4.410 4.410 Nugent 2016AJ....152...63N NEATM
14.12 2.840 2.840 Masiero 2020PSJ.....1....5M NEATM
14.17 2.760 2.760 Masiero 2020PSJ.....1....5M NEATM
14.80 2.960 2.960 Ali-Lagoa 2018A&A...612A..85A NEATM
14.97 0.990 0.990 Usui 2011PASJ...63.1117U NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.020 0.0200 0.0200 Nugent 2016AJ....152...63N NEATM
0.026 0.0100 0.0100 Ali-Lagoa 2018A&A...612A..85A NEATM
0.027 0.0160 0.0160 Masiero 2020PSJ.....1....5M NEATM
0.030 0.0100 0.0100 Nugent 2016AJ....152...63N NEATM
0.036 0.0160 0.0160 Masiero 2020PSJ.....1....5M NEATM
0.036 0.0241 0.0241 Masiero 2017AJ....154..168M NEATM
0.038 0.0180 0.0320 Masiero 2021PSJ.....2..162M NEATM
0.047 0.0210 0.0380 Masiero 2021PSJ.....2..162M NEATM
0.047 0.0530 0.0530 Masiero 2020PSJ.....1....5M NEATM
0.061 0.0720 0.0720 Masiero 2012ApJ...759L...8M NEATM
0.064 0.0041 0.0041 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
13.97 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
X 0.955 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT