Asteroids

2013ND15 help

Last update: 2025-03-28 09:30 UTC

Orbital Properties

Epoch

60800.0

MJD

Orbit type

Aten

Perihelion (q)

0.281

Aphelion (Q)

1.167

Eccentricity (e)

0.612

Inclination (i)

4.8

deg

Orbit period (P)

224.9

Earth MOID

0.00765

U parameter

7.7

Next Earth close approach

Date

2026-08-13

Nominal distance (from Earth center)

0.1345

20121071

Maximum Brightness

23.9

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

24.1

mag

Diameter

40 - 90*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2013-07-13

Observatory

Pan-STARRS 1, Haleakala

ORBIT VISUALISATION TOOLS

External links

Proper elements

Epoch

Near present day

Near middle of observation arc

Orbit properties

Epoch
Semimajor Axis
Eccentricity (e)
Inclination (i)
Long. of Ascending Node (Ω)
Arg. of Perihelion (ω)
Mean Anomaly (M)
Perihelion distance
Aphelion distance
Asc. Node-Earth Sep.
Desc. Node-Earth Sep.
MOID
Orbit Period
U parameter

Value

1-sigma variation

Unit

Epoch

Value

60800.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

0.723733

1-sigma variation

0.000082

Unit

Eccentricity (e)

Value

0.611822

1-sigma variation

0.000493

Unit

Inclination (i)

Value

4.8003

1-sigma variation

0.0088

Unit

Long. of Ascending Node (Ω)

Value

95.8004

1-sigma variation

0.0168

Unit

Arg. of Perihelion (ω)

Value

19.7753

1-sigma variation

0.0122

Unit

Mean Anomaly (M)

Value

243.58152

1-sigma variation

1.70375

Unit

Perihelion distance

Value

0.280937

1-sigma variation

Unit

Aphelion distance

Value

1.166529

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.696333

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.050626

1-sigma variation

Unit

MOID

Value

0.007654

1-sigma variation

Unit

Orbit Period

Value

224.8879

1-sigma variation

Unit

U parameter

Value

7.7

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	6.69888E-9	-4.03577E-8	-7.23644E-7	-1.37784E-6	9.94495E-7	-1.39446E-4
e	-4.03577E-8	2.43145E-7	4.35959E-6	8.30013E-6	-5.99117E-6	8.40101E-4
i	-7.23644E-7	4.35959E-6	7.81730E-5	1.48851E-4	-1.07437E-4	1.50636E-2
Ω	-1.37784E-6	8.30013E-6	1.48851E-4	2.83497E-4	-2.04597E-4	2.86813E-2
ω	9.94495E-7	-5.99117E-6	-1.07437E-4	-2.04597E-4	1.47671E-4	-2.07016E-2
M	-1.39446E-4	8.40101E-4	1.50636E-2	2.86813E-2	-2.07016E-2	2.90275E0

Date of computation: 2025-02-19 13:28 UTC

Note: The ASCII file is in a format suitable for Orbfit input.

Download ASCII file:

Physical properties

Rotation Period
Quality
Amplitude
Rotation Direction
Spinvector L
Spinvector B

Rotational properties

Value

Unit

Source

Rotation Period

Value

Unit

Source

[-]

Quality

Value

Unit

Source

[-]

Amplitude

Value

Unit

mag

Source

[-]

Rotation Direction

Value

Unit

Source

[-]

Spinvector L

Value

Unit

Source

[-]

Spinvector B

Value

Unit

Source

[-]

Taxonomy
Taxonomy (all)

Taxonomy

Value

Unit

Source

Taxonomy

Value

Unit

Source

[-]

Taxonomy (all)

Value

Unit

Source

[-]

Absolute Magnitude (H)
Slope Parameter (G)

H / G

Value

Unit

Source

Absolute Magnitude (H)

Value

24.086

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

mag

Source

[1]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.05 - 0.25

Unit

Source

[2]

Diameter

Value

40 - 90*

Unit

Source

[2]

Color Index Information

Color Index Information

Value

Unit

Source

Color Index Information

Value

Unit

mag

Source

[-]

Sightings

Sightings

Value

Unit

Source

Sightings

Value

Unit

Source

[-]

Download this part as:

Sources

No.	Name	Additional
[1]	ESA Aegis	ESA orbit determination and impact monitoring system
[2]	Estimation	Estimated from absolute magnitude

Observational Information

Arc Length
Unobserved
Normalized RMS of residuals

Arc Information

Value

Unit

Source

Arc Length

Value

Unit

Source

[1]

Unobserved

Value

4250

Unit

Source

[1]

Normalized RMS of residuals

Value

0.66344

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2013-07-13.46821

Unit

Source

[2]

Last Observation

Value

2013-08-08.310722

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

22 (2)

Unit

Source

[1]

Radar Summary

First Observation
Last Observation
Delay (Discarded)
Doppler (Discarded)
Total Optical Observations (Discarded)

Radar

Value

Unit

Source

First Observation

Value

Unit

Source

[-]

Last Observation

Value

Unit

Source

[-]

Delay (Discarded)

Value

0 (0)

Unit

Source

[-]

Doppler (Discarded)

Value

0 (0)

Unit

Source

[-]

Total Radar Observations (Discarded)

Value

0 (0)

Unit

Source

[-]

Note: The ASCII file is in a format suitable for Orbfit input.

Sources

No.	Name	Additional
[1]	ESA Aegis	ESA orbit determination and impact monitoring system
[2]	MPC	Minor Planet Center: https://www.minorplanetcenter.net

Computation parameters

As seen from:

Initial Date: *

Final Date: *

Output option:

One line per time step

Time step:*

* - these fields are required

Close Approaches for 2013ND15 from 1950 to 2125

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possible distance in au	Distance uncert. in au
MERCURY	1951-09-24 13:35	> 1 w	0.0461800	0.0337975	0.0134584
EARTH	1954-08-10 02:39	> 1 d	0.0797238	0.0600829	0.0118088
MERCURY	1957-04-02 00:16	> 1 d	0.0290511	0.0264240	0.0258494
EARTH	1957-06-29 09:00	> 1 d	0.1026260	0.0586096	0.0148470
EARTH	1962-08-11 20:30	> 1 d	0.0650848	0.0595533	0.0116892
MERCURY	1964-01-25 04:36	> 1 d	0.0222286	0.0071995	0.0569499
EARTH	1965-07-02 16:50	> 1 d	0.1202372	0.0710717	0.0166475
MERCURY	1969-08-05 19:29	> 1 w	0.0203836	0.0078152	0.0514646
EARTH	1970-08-12 20:09	1169.3	0.0595048	0.0594978	0.0004622
EARTH	1973-07-05 23:31	> 1 d	0.1328182	0.0948687	0.0128487
MERCURY	1975-02-11 22:02	> 1 w	0.0481794	0.0329127	0.0184731
EARTH	1976-06-24 00:56	> 1 d	0.1891637	0.0861208	0.0343912
EARTH	1978-08-13 08:57	405.6	0.0650192	0.0596160	0.0124548
MERCURY	1980-08-19 09:06	> 1 w	0.0471701	0.0352680	0.0209271
EARTH	1981-07-09 12:07	> 1 d	0.1424540	0.1183822	0.0081661
EARTH	1984-06-23 04:40	1176.2	0.1581982	0.0700957	0.0294223
MERCURY	1986-02-25 19:40	> 1 d	0.0263384	0.0261723	0.0071751
EARTH	1986-08-13 12:32	127.4	0.0808078	0.0598741	0.0185425
EARTH	1989-07-13 01:48	> 1 d	0.1489532	0.1369766	0.0041019
EARTH	1992-06-22 11:56	857.8	0.1275927	0.0516134	0.0254084
MERCURY	1992-12-20 05:37	> 1 d	0.0325691	0.0073917	0.0418346
EARTH	1994-08-13 08:44	399.2	0.1025828	0.0612585	0.0192656
EARTH	1997-07-16 10:15	> 1 d	0.1521741	0.1488574	0.0011697
MERCURY	1998-07-02 16:55	> 1 d	0.0086956	0.0067939	0.0180385
EARTH	2000-06-22 00:07	434.2	0.1013087	0.0539045	0.0158516
EARTH	2002-08-13 01:09	376.8	0.1237605	0.0872990	0.0131185
MERCURY	2004-01-11 13:14	> 1 d	0.0363211	0.0131930	0.0143277
EARTH	2005-07-19 07:15	> 1 d	0.1527684	0.1517274	0.0003694
EARTH	2008-06-21 17:45	152.8	0.0804583	0.0607623	0.0065765
MERCURY	2009-07-21 09:43	> 1 d	0.0497536	0.0456502	0.0016799
EARTH	2010-08-12 18:27	126.2	0.1399724	0.1269650	0.0043925
EARTH	2013-07-20 22:26	< 1 min	0.1525391	0.1520460	0.0001644
EARTH	2016-06-21 16:56	46.3	0.0724996	0.0581803	0.0047814
EARTH	2018-08-12 18:19	238.7	0.1437847	0.1258063	0.0060833
EARTH	2021-07-20 20:24	> 1 d	0.1528456	0.1516536	0.0004215
EARTH	2024-06-21 19:52	246.6	0.0789965	0.0350692	0.0147485
EARTH	2026-08-13 02:09	483.8	0.1345011	0.0943324	0.0141992
EARTH	2029-07-19 04:27	> 1 d	0.1534466	0.1531956	0.0001419
EARTH	2032-06-22 04:13	491.8	0.0974903	0.0365752	0.0204383
EARTH	2034-08-13 13:52	467.5	0.1159927	0.0720644	0.0169516
MERCURY	2037-04-05 10:38	> 1 w	0.0424363	0.0182961	0.0187131
EARTH	2037-07-16 10:56	> 1 d	0.1528267	0.1474024	0.0018676
EARTH	2040-06-22 18:19	639.9	0.1229296	0.0622784	0.0202692
EARTH	2042-08-13 23:51	237.0	0.0950654	0.0635057	0.0136851
MERCURY	2042-10-23 14:04	> 1 d	0.0262589	0.0082653	0.0256848
EARTH	2045-07-13 14:18	> 1 d	0.1498383	0.1409700	0.0029849
MERCURY	2048-05-09 20:41	> 1 d	0.0121294	0.0066864	0.0172979
EARTH	2048-06-23 10:15	493.4	0.1470252	0.1071758	0.0132948
EARTH	2050-08-14 04:52	5.2	0.0800583	0.0664895	0.0053456
EARTH	2053-07-11 15:35	801.9	0.1463526	0.1420961	0.0014196
MERCURY	2053-11-24 02:07	683.0	0.0066272	0.0065572	0.0008197
EARTH	2056-06-23 20:58	68.0	0.1596391	0.1544361	0.0017350
EARTH	2058-08-14 06:42	11.5	0.0745134	0.0728720	0.0005636
MERCURY	2059-06-09 11:29	228.6	0.0065961	0.0065535	0.0001679
EARTH	2061-07-11 03:49	638.9	0.1452220	0.1441537	0.0003584
EARTH	2064-06-23 23:42	232.6	0.1598642	0.1423110	0.0058513
MERCURY	2064-12-21 16:06	> 1 d	0.0131695	0.0070354	0.0088244
EARTH	2066-08-14 08:02	22.1	0.0769873	0.0648968	0.0050344
EARTH	2069-07-12 12:09	> 1 d	0.1472586	0.1425357	0.0015871
MERCURY	2070-07-03 11:28	> 1 d	0.0349413	0.0121267	0.0120124
EARTH	2072-06-23 14:20	392.9	0.1417396	0.1097086	0.0106798
EARTH	2074-08-14 07:34	148.0	0.0918185	0.0692770	0.0089312
EARTH	2077-07-15 18:41	> 1 d	0.1512373	0.1484065	0.0009639
EARTH	2080-06-22 23:46	332.2	0.1104862	0.0775344	0.0109911
MERCURY	2081-07-16 05:14	> 1 d	0.0381478	0.0269130	0.0134845
EARTH	2082-08-13 23:04	275.0	0.1183992	0.0908672	0.0097677
EARTH	2085-07-19 22:06	> 1 d	0.1529495	0.1519915	0.0003367
MERCURY	2087-01-24 12:14	1005.9	0.0438036	0.0256546	0.0171958
EARTH	2088-06-22 12:14	147.1	0.0753689	0.0539819	0.0071371
EARTH	2090-08-13 07:33	208.4	0.1498403	0.1322832	0.0059374
EARTH	2093-07-24 00:28	632.1	0.1506429	0.1489418	0.0005700
MERCURY	2093-11-17 15:16	546.3	0.0086308	0.0064686	0.0027594
EARTH	2096-06-22 08:45	29.1	0.0461583	0.0455796	0.0001933
EARTH	2098-08-12 19:10	58.5	0.1732140	0.1697255	0.0011642
MERCURY	2099-05-31 04:34	736.0	0.0219574	0.0106365	0.0040114
EARTH	2101-07-27 04:11	859.9	0.1482387	0.1464329	0.0006068
EARTH	2104-06-23 10:38	50.3	0.0348279	0.0145764	0.0069155
MERCURY	2104-12-11 10:34	> 1 d	0.0374732	0.0157860	0.0080345
EARTH	2106-08-13 17:17	264.0	0.1798720	0.1605508	0.0064888
EARTH	2109-07-27 03:39	> 1 d	0.1488322	0.1456966	0.0010608
MERCURY	2110-06-27 05:30	> 1 d	0.0355563	0.0121970	0.0091506
EARTH	2112-06-23 12:15	8.7	0.0433043	0.0207987	0.0075917
EARTH	2114-08-14 05:01	198.4	0.1674880	0.1508494	0.0055898
MERCURY	2116-01-12 18:01	> 1 d	0.0238369	0.0074712	0.0078976
EARTH	2117-07-25 04:04	922.3	0.1515498	0.1510677	0.0001648
EARTH	2120-06-23 16:47	14.2	0.0640137	0.0557796	0.0027481
MERCURY	2121-07-29 21:04	293.1	0.0101723	0.0062018	0.0018993
EARTH	2122-08-14 20:41	33.8	0.1477168	0.1475719	0.0000484
EARTH	2125-07-22 23:00	387.8	0.1531792	0.1517025	0.0004934

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
131.57622775	168.63841966	0.00760827	MINIMUM
228.44317832	219.10124542	0.05992124	MINIMUM
181.42182887	194.53946149	0.15342887	SADDLE
1.44765298	15.65110305	0.70255456	SADDLE
1.35564147	195.44559748	1.29684745	SADDLE
180.17892116	13.91563626	2.14926513	MAXIMUM

Download:

MOID Plots

Click on the images to zoom-in and zoom-out