Tianyahaijiao

09668, 1979 OB12, 1979OB12, 1997 LN, 1997LN, J79O12B, J97L00N

All data for this body: [vot]

MPC data
Name (number) Tianyahaijiao (9668)
a 2.79298
e 0.06632
i / sin(i) 6.1499 / 0.10713
q 2.60776
Q 2.97820
ω 207.4366
Node 164.4891
m 227.4610
n 0.2112
Epoch 2460800.5
nobs 4086
nopp 27
Years observed 1979-2025
rms 0.65
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.793
ep 0.035
sin(ip) 0.104
G 0.150
H 13.920
Mass
D 4.27 0.409
pV 0.244 0.0754
Value
Rotational Period 91.200
Period quality 2
Spectral Class S
Spectral Class Score 12.508
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7927 0.0355 0.1037 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.27 0.409 0.409 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.244 0.0754 0.0754 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
13.92 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
91.27 2 Synodic Pal 2020ApJS..247...26P Lightcurve
91.33 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
LS 0.64 Bus VIS Carvano 2010A&A...510A..43C PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S S None None Movis NIR Popescu 2018A&A...617A..12P PHOT
S S 0.1375 0.3670 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.3160 0.3670 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.5038 0.3670 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.6273 0.3670 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT