1999 XR79

1999XR79, 1991 PK28, 1991PK28, A2982, J91P28K, J99X79R

All data for this body: [vot]

MPC data
Name (number) 1999 XR79 (102982)
a 2.39749
e 0.17338
i / sin(i) 2.7000 / 0.04711
q 1.98181
Q 2.81317
ω 227.5143
Node 134.4958
m 357.6479
n 0.2655
Epoch 2460800.5
nobs 1166
nopp 20
Years observed 1991-2025
rms 0.78
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.398
ep 0.136
sin(ip) 0.037
G 0.150
H 16.270
Mass
D 1.57 0.180
pV 0.284 0.0400
Value
Rotational Period
Period quality None
Spectral Class D
Spectral Class Score 1.372
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3978 0.1363 0.0372 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.57 0.180 0.180 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.284 0.0400 0.0400 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
16.27 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
D S 0.2286 0.1200 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V S 0.1800 0.1200 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT