Asteroids

363305 2002NV16 help

Last update: 2025-09-10 00:30 UTC

Orbital Properties

Epoch

61000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.965

Aphelion (Q)

1.513

Eccentricity (e)

0.221

Inclination (i)

3.5

deg

Orbit period (P)

503.8

Earth MOID

0.02839

U parameter

0.0

Next Earth close approach

Date

2053-08-09

Nominal distance (from Earth center)

0.05317

7953404

Maximum Brightness

18.1

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

21.4

mag

Diameter

140 - 300*

Taxonomic type

Rotation period (T)

0.9067

Discovery Information

Discovery Date

2002-07-13

Observatory

Lincoln Laboratory ETS, New Mexico

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

61000.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.239167

1-sigma variation

1.027E-9

Unit

Eccentricity (e)

Value

0.220859

1-sigma variation

1.023E-9

Unit

Inclination (i)

Value

3.4542

1-sigma variation

1.036E-6

Unit

Long. of Ascending Node (Ω)

Value

182.7404

1-sigma variation

7.034E-6

Unit

Arg. of Perihelion (ω)

Value

179.7654

1-sigma variation

7.900E-6

Unit

Mean Anomaly (M)

Value

298.30153

1-sigma variation

2.909E-6

Unit

Perihelion distance

Value

0.965486

1-sigma variation

Unit

Aphelion distance

Value

1.512848

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.514860

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.037649

1-sigma variation

Unit

MOID

Value

0.028390

1-sigma variation

Unit

Orbit Period

Value

503.8406

1-sigma variation

Unit

U parameter

Value

0.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.05447E-18	2.56966E-19	-3.30362E-16	-1.98944E-15	2.94660E-15	-1.72127E-15
e	2.56966E-19	1.04697E-18	-1.24511E-16	2.22510E-15	-3.33980E-15	5.50130E-16
i	-3.30362E-16	-1.24511E-16	1.07434E-12	1.77867E-12	-2.07645E-12	3.98511E-13
Ω	-1.98944E-15	2.22510E-15	1.77867E-12	4.94786E-11	-4.98552E-11	3.24993E-12
ω	2.94660E-15	-3.33980E-15	-2.07645E-12	-4.98552E-11	6.24055E-11	-1.27642E-11
M	-1.72127E-15	5.50130E-16	3.98511E-13	3.24993E-12	-1.27642E-11	8.46158E-12

Date of computation: 2025-09-10 00:30 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

0.9067

Unit

Source

[2]

Quality

Value

Unit

Source

[2]

Amplitude

Value

0.4

Unit

mag

Source

[2]

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

[1]

Taxonomy (all)

Value

Unit

Source

[1]

Absolute Magnitude (H)
Slope Parameter (G)

H / G

Value

Unit

Source

Absolute Magnitude (H)

Value

21.417

Unit

mag

Source

[3]

Slope Parameter (G)

Value

0.15**

Unit

mag

Source

[3]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.05 - 0.25

Unit

Source

[4]

Diameter

Value

140 - 300*

Unit

Source

[4]

Color Index Information

Color Index Information

Value

Unit

Source

Color Index Information

Value

Unit

mag

Source

[-]

Sightings

Sightings

Value

Unit

Source

Sightings

Value

Visual S

Radar R

Unit

Source

[1]

[5]

Download this part as:

Sources

No.	Name	Additional
[1]	EARN	1.) Kuroda, D. et al. (2014) PASJ 66, 51. (Visible-wavelength spectroscopy of subkilometer-sized near-Earth asteroids with a low delta-v) (89136,136923,141018,163000,214869, 253062,311925,363305,2009SC15,2009SQ104,2011BT15)
[2]	EARN	1.) Tim Lister's LCOGT Webpage "Radar-targeted NEOs"
[3]	ESA Aegis	ESA orbit determination and impact monitoring system
[4]	Estimation	Estimated from absolute magnitude
[5]	EARN	1.) href="http://echo.jpl.nasa.gov/asteroids/index.html">JPL's NEO Radar Detection Program Webpage

Observational Information

Arc Length
Unobserved
Normalized RMS of residuals

Arc Information

Value

Unit

Source

Arc Length

Value

8226

Unit

Source

[1]

Unobserved

Value

251

Unit

Source

[1]

Normalized RMS of residuals

Value

0.505673

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2002-07-13.26479

Unit

Source

[2]

Last Observation

Value

2025-01-19.389368

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

649 (3)

Unit

Source

[1]

Radar Summary

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

Radar

Value

Unit

Source

First Observation

Value

2013-09-10

Unit

Source

[3]

Last Observation

Value

2013-09-29

Unit

Source

[3]

Delay (Discarded)

Value

4 (0)

Unit

Source

[1]

Doppler (Discarded)

Value

0 (0)

Unit

Source

[-]

Total Radar Observations (Discarded)

Value

4 (0)

Unit

Source

[1]

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
[3]	JPL Radar Observations	Jet Propulsion Laboratory: https://ssd.jpl.nasa.gov/dat/radar_data_ast.txt

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 363305 2002NV16 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
EARTH	1951-08-27 14:08	< 1 min	0.0385982	0.0385981	0.0000000
EARTH	1962-10-18 07:48	< 1 min	0.0279175	0.0279175	0.0000000
EARTH	1973-11-12 07:31	< 1 min	0.1277528	0.1277523	0.0000002
EARTH	1991-07-27 02:02	< 1 s	0.1567475	0.1567472	0.0000001
EARTH	2002-08-22 21:03	< 1 s	0.0380659	0.0380659	0.0000000
EARTH	2013-09-30 23:35	< 1 s	0.0358076	0.0358076	0.0000000
EARTH	2024-10-24 15:46	< 1 s	0.0302087	0.0302086	0.0000000
EARTH	2053-08-09 22:42	< 1 min	0.0531652	0.0531649	0.0000001
EARTH	2064-09-05 01:50	< 1 min	0.0382393	0.0382393	0.0000000
EARTH	2075-10-06 05:38	< 1 min	0.0344877	0.0344877	0.0000000
EARTH	2086-10-22 02:22	< 1 min	0.0293781	0.0293781	0.0000000
EARTH	2097-11-12 18:15	< 1 min	0.1363117	0.1363089	0.0000009
EARTH	2115-07-26 20:39	< 1 min	0.1666707	0.1666671	0.0000012

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Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
19.29740781	285.18291032	0.02822587	MINIMUM
335.66074594	230.84217194	0.03673551	MINIMUM
351.05552874	250.02038008	0.03859499	SADDLE
177.27180247	77.49467854	0.51616500	SADDLE
355.82586755	75.99373886	1.96195505	SADDLE
177.34161115	257.54598458	2.51585068	MAXIMUM

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MOID Plots

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