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JPL Small-Body Database Browser
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136665 (1995 QB9)
Classification:
Main-belt Asteroid
SPK-ID:
2136665
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference:
JPL 17
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.03846798636070693
4.6308e-08
a
3.094204424714615
3.1861e-08
au
q
2.975176611107455
1.4731e-07
au
i
11.46566192041789
5.6084e-06
deg
node
175.4907859355053
2.6017e-05
deg
peri
69.15733794360223
7.7567e-05
deg
M
198.2034438967524
7.3658e-05
deg
t
p
2459493.987957886794
(2021-Oct-06.48795789)
0.00040894
TDB
period
1988.025410343017
5.44
3.0706e-05
8.407e-08
d
yr
n
.1810842045212516
2.7969e-09
deg/d
Q
3.213232238321776
3.3087e-08
au
Orbit Determination Parameters
# obs. used (total)
307
data-arc span
8916 days (24.41 yr)
first obs. used
1995-06-28
last obs. used
2019-11-25
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.60748
source
ORB
producer
Otto Matic
solution date
2019-Dec-04 12:23:11
Additional Information
Earth MOID
= 1.98802 au
Jupiter MOID
= 1.79563 au
T_jup
= 3.192
[ show covariance matrix ]
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
15.4
n/a
MPO422494
diameter
diameter
3.080
km
0.313
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.155
0.046
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
136665 (1995 QB9)
Discovered 1995-Aug-28 by Spacewatch at Kitt Peak
Reference:
20061205/Numbers.arc
Last Updated:
2006-12-13
[ hide close-approach data ]
Close-Approach Data
...sorted by
Date/Time (TDB)
Date/Time (TDB)
Time Uncertainty
(days_HH:MM)
Body
Nominal Distance (au)
Minimum Distance (au)
Maximum Distance (au)
V-relative (km/s)
V-infinity (km/s)
JD (TDB)
Time Uncertainty (minutes)
Semi-major axis (km)
Semi-minor axis (km)
range-LOV angle (deg)
N-sigma
BP
Orbit Ref.
Reference
Modified
1903-Sep-01 12:39
00:05
Jupiter
1.88406218018243
1.88406034647056
1.88406401392353
4.29575572298513
4.18979382094345
2416359.026837727
5.04644410586056
400.034722780841
23.2423676089209
-77.528343477514
2987450.66725729
T
17
CATAB v2.0f-lin.ifort 2019-Dec-04 12:23:14
2019-Dec-04 12:23
1963-Dec-14 15:09
00:02
Jupiter
1.79812148210935
1.79812098731927
1.79812197689993
4.00092726751048
3.88140434065461
2438378.131437605
2.34107225951745
202.397578795442
21.5507173944996
87.3952116484304
2676209.92481824
T
17
CATAB v2.0f-lin.ifort 2019-Dec-04 12:23:14
2019-Dec-04 12:23
2024-Apr-13 10:34
< 00:01
Jupiter
1.90549639337001
1.90549583892013
1.90549694782
3.33424375704085
3.19814799623915
2460413.940091912
0.534270666855941
62.5645062448584
22.2914735296556
79.0928251532883
2613420.38776502
T
17
CATAB v2.0f-lin.ifort 2019-Dec-04 12:23:14
2019-Dec-04 12:23
2034-Apr-02 09:45
< 00:01
Jupiter
1.87470471212514
1.87470411621847
1.87470530803223
4.33637104196103
4.23089598308676
2464054.906164283
0.920734392097694
87.4076063427023
22.9768811628087
-79.1871844677397
3025093.83640957
T
17
CATAB v2.0f-lin.ifort 2019-Dec-04 12:23:14
2019-Dec-04 12:23
2094-Jul-16 22:25
00:04
Jupiter
1.81041008620804
1.81040955470728
1.81041061771189
3.93254226815282
3.81171407814216
2486075.434235780
3.70473832582342
303.670027996871
21.8259082239506
86.8172468432272
2613425.09095944
T
17
CATAB v2.0f-lin.ifort 2019-Dec-04 12:23:14
2019-Dec-04 12:23
2154-Nov-22 08:50
00:07
Jupiter
1.92707642080559
1.92707435172452
1.92707848989893
3.18750478912079
3.04649168897301
2508117.868298903
7.01318554513729
276.790909626461
25.3256167347274
63.3872906204466
2302030.77035021
T
17
CATAB v2.0f-lin.ifort 2019-Dec-04 12:23:14
2019-Dec-04 12:23
2164-Nov-04 00:39
00:07
Jupiter
1.86903427840659
1.86903224520412
1.8690363116709
4.35961143362619
4.25439036060509
2511752.527260323
6.79089446530278
568.67366362043
22.5688047221207
-80.5150510464748
3043936.77494939
T
17
CATAB v2.0f-lin.ifort 2019-Dec-04 12:23:14
2019-Dec-04 12:23
[
Ephemeris
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Orbit Diagram
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Orbital Elements
|
Mission Design
|
Physical Parameters
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Discovery Circumstances
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Close-Approach Data
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2019-Dec-14 05:17 UT
(server date/time)
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