Heiankyo

07023, 1977 NL, 1977NL, 1980 EL1, 1980EL1, 1992 KE, 1992KE, J77N00L, J80E01L, J92K00E

All data for this body: [vot]

MPC data
Name (number) Heiankyo (7023)
a 2.45499
e 0.13616
i / sin(i) 7.5726 / 0.13178
q 2.12073
Q 2.78925
ω 186.1330
Node 106.4058
m 10.1467
n 0.2562
Epoch 2460200.5
nobs 7214
nopp 26
Years observed 1955-2023
rms 0.38
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.454
ep 0.127
sin(ip) 0.114
Value Standard error
G 0.150
H 13.320
Mass
D 6.99 0.176
pV 0.186 0.0181
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4540 0.1271 0.1139 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.77 0.230 0.230 Masiero 2011ApJ...741...68M NEATM
6.09 0.970 0.970 Nugent 2016AJ....152...63N NEATM
7.74 1.870 1.870 Nugent 2016AJ....152...63N NEATM
9.00 0.290 0.290 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.160 0.0900 0.0900 Nugent 2016AJ....152...63N NEATM
0.165 0.0200 0.0200 Masiero 2012ApJ...759L...8M NEATM
0.240 0.1000 0.1000 Nugent 2016AJ....152...63N NEATM
0.335 0.0542 0.0542 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
13.32 MPC-2023-12-04 MPC-2023-12-04 Phot
Period data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.81 Stephens 2015MPBu...42..279S Lightcurve
10.82 Durech 2020A&A...643A..59D Model
10.82 Waszczak 2015AJ....150...75W Lightcurve