1999 XB49

1999XB49, 1987 PF, 1987PF, 2001 FG100, 2001FG100, 43120, J87P00F, J99X49B, K01FA0G

All data for this body: [vot]

MPC data
Name (number) 1999 XB49 (43120)
a 2.43607
e 0.12332
i / sin(i) 7.2389 / 0.12601
q 2.13566
Q 2.73648
ω 52.0001
Node 249.0130
m 357.7513
n 0.2592
Epoch 2460800.5
nobs 2223
nopp 21
Years observed 1987-2025
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.437
ep 0.100
sin(ip) 0.140
G 0.150
H 14.840
Mass
D 3.30 0.078
pV 0.148 0.0282
Value
Rotational Period 118.900
Period quality 2
Spectral Class C
Spectral Class Score 22.186
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4366 0.1004 0.1402 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.30 0.078 0.078 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.148 0.0282 0.0282 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
14.84 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
118.94 2 Sidereal Durech 2023A&A...675A..24D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C C 0.1594 0.3380 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.4202 0.3380 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.5089 0.3380 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.5305 0.3380 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.6069 0.3380 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.6569 0.3380 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.8149 0.3380 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X 0.19 Bus VIS Carvano 2010A&A...510A..43C PHOT
X C 0.1566 0.3380 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X C 0.4858 0.3380 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X C 0.5092 0.3380 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X C 0.5139 0.3380 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT