Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    1.044683E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-12T20:05:18+0800
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    1 Object 1

    AOE ID 40024
    NORAD ID 40024
    Object Type PAYLOAD
    Country
    BR BR
    VS

    2 Object 2

    AOE ID 66121
    NORAD ID 66121
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter NANOSAT C BR1 STARLINK-35631
    Time of Closest Approach 2026-09-15T01:46:31+0000
    Collision Probability (Pc) 1.044683E-6
    Conjunction Distance (km) 2.904 km
    Relative Speed (km/s) 8.916 km/s
    Conjunction Risk Parameters R (Radial): -1.243 | I (In-track): 2.126 | C (Cross-track): 1.538
    Collision Risk Index (CRI) 0.35
    X Position (km) -1633.336 -1633.456
    Position Y (km) 4459.401 4456.602
    Position Z (km) -4932.395 -4933.159
    Velocity X (km/s) 3.298 -5.245
    Velocity Y (km/s) -4.519 -4.857
    Velocity Z (km/s) -5.181 -2.653

    Orbital Parameters 国际轨道数据源

    Parameter NANOSAT C BR1 STARLINK-35631
    Semimajor Axis (a) 6842.114 km 6840.764 km
    Eccentricity (e) 0.000253 0.000122
    Inclination (i) 98.0655° 53.1573°
    RAAN 295.2653° 253.1543°
    Perigee Argument 216.4985° 84.9810°
    Mean Anomaly (M) 143.6084° 275.1332°
    Apogee 465.708 km 463.461 km
    Perigee 462.246 km 461.793 km
    Orbit Epoch 2026-09-12T00:46:35+0000 2026-09-12T00:48:33+0000

    NANOSAT C BR1 & STARLINK-35631 Collision Probability (Pc) Trend

    NANOSAT C BR1 & STARLINK-35631 Collision Probability (Pc) TrendNot Available

    NANOSAT C BR1 & STARLINK-35631 Miss Distance (Miss Distance) Trend

    NANOSAT C BR1 & STARLINK-35631 Miss Distance (Miss Distance) TrendNot Available

    NANOSAT C BR1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-35631Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    NANOSAT C BR1Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-35631Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with NANOSAT C BR1

    No nearby objects data