Ignatenko

08787, 1978 TD5, 1978TD5, 1978 TL4, 1978TL4, 1978 VL12, 1978VL12, 1995 UT1, 1995UT1, J78T04L, J78T05D, J78V12L, J95U01T

All data for this body: [vot]

MPC data
Name (number) Ignatenko (8787)
a 3.14839
e 0.16430
i / sin(i) 10.5715 / 0.18346
q 2.63111
Q 3.66566
ω 357.0862
Node 47.7403
m 94.9481
n 0.1764
Epoch 2460800.5
nobs 4585
nopp 25
Years observed 1978-2025
rms 0.66
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.159
ep 0.137
sin(ip) 0.166
G 0.150
H 12.600
Mass
D 17.72 0.258
pV 0.056 0.0063
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 3.552
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1587 0.1371 0.1664 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
16.81 0.306 0.306 Masiero 2011ApJ...741...68M NEATM
18.08 4.090 4.090 Masiero 2020PSJ.....1....5M NEATM
18.65 1.860 1.860 Ali-Lagoa 2018A&A...612A..85A NEATM
20.02 0.510 0.510 Usui 2011PASJ...63.1117U NEATM
20.92 4.180 4.180 Ali-Lagoa 2018A&A...612A..85A NEATM
21.90 3.600 3.600 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.040 0.0170 0.0170 Masiero 2012ApJ...759L...8M NEATM
0.041 0.0200 0.0200 Masiero 2020PSJ.....1....5M NEATM
0.043 0.0170 0.0170 Ali-Lagoa 2018A&A...612A..85A NEATM
0.054 0.0110 0.0110 Ali-Lagoa 2018A&A...612A..85A NEATM
0.075 0.0115 0.0115 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
12.60 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 0.592 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
V V 0.1134 0.1134 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT