Johnfletcher

06137, 1956 CD, 1956CD, 1971 TQ2, 1971TQ2, 1974 FU, 1974FU, 1985 DP4, 1985DP4, 1991 BY, 1991BY, J56C00D, J71T02Q, J74F00U, J85D04P, J91B00Y

All data for this body: [vot]

MPC data
Name (number) Johnfletcher (6137)
a 3.21649
e 0.06306
i / sin(i) 15.4206 / 0.26590
q 3.01365
Q 3.41933
ω 82.8011
Node 336.7284
m 61.1059
n 0.1709
Epoch 2460800.5
nobs 6745
nopp 28
Years observed 1956-2025
rms 0.53
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.222
ep 0.032
sin(ip) 0.276
G 0.150
H 11.530
Mass
D 30.16 0.349
pV 0.065 0.0047
Value
Rotational Period
Period quality None
Spectral Class D
Spectral Class Score 5.352
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.2218 0.0316 0.2762 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
28.48 2.850 2.850 Ali-Lagoa 2018A&A...612A..85A NEATM
28.60 1.500 1.500 Tedesco 2002AJ....123.1056T STM
29.14 4.760 4.760 Masiero 2012ApJ...759L...8M NEATM
29.65 0.570 0.570 Usui 2011PASJ...63.1117U NEATM
30.53 3.050 3.050 Ali-Lagoa 2018A&A...612A..85A NEATM
30.72 0.484 0.484 Masiero 2011ApJ...741...68M NEATM
30.78 2.961 2.961 Ryan&Woodward 2010AJ....140..933R IRAS-STM
31.44 5.178 5.178 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.048 0.0079 0.0079 Masiero 2011ApJ...741...68M NEATM
0.059 0.0120 0.0120 Ali-Lagoa 2018A&A...612A..85A NEATM
0.063 0.0300 0.0300 Masiero 2012ApJ...759L...8M NEATM
0.068 0.0140 0.0140 Ali-Lagoa 2018A&A...612A..85A NEATM
0.076 0.0145 0.0145 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.077 0.0250 0.0250 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.086 0.0100 0.0100 Tedesco 2002AJ....123.1056T STM
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
11.53 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 0.892 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT