Longtom

07131, 1969 VW1, 1969VW1, 1982 BV, 1982BV, 1992 YL, 1992YL, J69V01W, J82B00V, J92Y00L

All data for this body: [vot]

MPC data
Name (number) Longtom (7131)
a 3.17658
e 0.16795
i / sin(i) 16.1440 / 0.27805
q 2.64306
Q 3.71010
ω 290.7978
Node 78.4668
m 326.1285
n 0.1741
Epoch 2460800.5
nobs 6454
nopp 29
Years observed 1950-2025
rms 0.56
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.167
ep 0.147
sin(ip) 0.264
G 0.150
H 11.920
Mass
D 30.05 0.092
pV 0.027 0.0025
Value
Rotational Period
Period quality None
Spectral Class X
Spectral Class Score 8.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1673 0.1473 0.2641 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
29.90 0.100 0.100 Masiero 2014ApJ...791..121M NEATM
30.51 0.248 0.248 Masiero 2011ApJ...741...68M NEATM
31.54 10.460 10.460 Masiero 2021PSJ.....2..162M NEATM
34.44 10.700 10.700 Masiero 2021PSJ.....2..162M NEATM
34.76 10.210 10.210 Masiero 2021PSJ.....2..162M NEATM
34.91 12.650 12.650 Nugent 2016AJ....152...63N NEATM
34.94 6.990 6.990 Ali-Lagoa 2018A&A...612A..85A NEATM
35.62 1.300 1.300 Usui 2011PASJ...63.1117U NEATM
39.01 7.800 7.800 Ali-Lagoa 2018A&A...612A..85A NEATM
39.89 16.920 16.920 Nugent 2016AJ....152...63N NEATM
41.46 1.760 1.760 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.020 0.0100 0.0100 Nugent 2016AJ....152...63N NEATM
0.024 0.0030 0.0030 Masiero 2012ApJ...759L...8M NEATM
0.026 0.0100 0.0100 Ali-Lagoa 2018A&A...612A..85A NEATM
0.026 0.0140 0.0310 Masiero 2021PSJ.....2..162M NEATM
0.027 0.0120 0.0220 Masiero 2021PSJ.....2..162M NEATM
0.028 0.0120 0.0220 Masiero 2021PSJ.....2..162M NEATM
0.030 0.0400 0.0400 Nugent 2016AJ....152...63N NEATM
0.033 0.0130 0.0130 Ali-Lagoa 2018A&A...612A..85A NEATM
0.048 0.0120 0.0120 Masiero 2011ApJ...741...68M NEATM
0.050 0.0100 0.0100 Masiero 2014ApJ...791..121M 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
11.92 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
C C 0.4246 0.4246 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
CX 0.51 Bus VIS Carvano 2010A&A...510A..43C PHOT
X DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
X 1.000 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT