1999 JT22

1999JT22, 74541, J99J22T

All data for this body: [vot]

MPC data
Name (number) 1999 JT22 (74541)
a 3.14282
e 0.11293
i / sin(i) 2.2554 / 0.03935
q 2.78791
Q 3.49773
ω 256.7169
Node 251.3178
m 304.9635
n 0.1769
Epoch 2460800.5
nobs 1412
nopp 20
Years observed 1999-2025
rms 0.81
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.142
ep 0.135
sin(ip) 0.061
G 0.150
H 14.520
Mass
D 8.33 0.119
pV 0.030 0.0043
Value
Rotational Period 169.500
Period quality 2
Spectral Class D
Spectral Class Score 1.408
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1417 0.1349 0.0607 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.46 0.180 0.180 Masiero 2011ApJ...741...68M NEATM
9.00 0.159 0.159 Masiero 2011ApJ...741...68M NEATM
9.38 2.810 2.810 Nugent 2016AJ....152...63N NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.026 0.0054 0.0054 Masiero 2011ApJ...741...68M NEATM
0.030 0.0200 0.0200 Nugent 2016AJ....152...63N NEATM
0.038 0.0075 0.0075 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
14.52 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
169.55 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 0.15 Bus VIS Carvano 2010A&A...510A..43C PHOT
D D 0.2347 0.2347 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT