Conjunction Event Detail

    Low Risk
    Low collision probability. Continue monitoring.
    3.03673E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-04T19:04:17+0800
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    1 Object 1

    AOE ID 37320
    NORAD ID 37320
    Object Type DEBRIS
    Country
    CIS CIS
    VS

    2 Object 2

    AOE ID 69903
    NORAD ID 69903
    Object Type PAYLOAD
    Country
    BG BG

    Conjunction Constraints

    Parameter COSMOS 2251 DEB BALKAN-3
    Time of Closest Approach 2026-09-06T06:57:47+0000
    Collision Probability (Pc) 3.03673E-6
    Conjunction Distance (km) 1.843 km
    Relative Speed (km/s) 11.555 km/s
    Conjunction Risk Parameters R (Radial): -1.053 | I (In-track): 0.97 | C (Cross-track): -1.159
    Collision Risk Index (CRI) 0.45
    X Position (km) -1068.316 -1068.698
    Position Y (km) 1711.186 1712.884
    Position Z (km) 6666.445 6667.048
    Velocity X (km/s) -4.903 6.378
    Velocity Y (km/s) -5.738 -3.571
    Velocity Z (km/s) 0.695 1.938

    Orbital Parameters 国际轨道数据源

    Parameter COSMOS 2251 DEB BALKAN-3
    Semimajor Axis (a) 7001.870 km 6972.530 km
    Eccentricity (e) 0.004353 0.000251
    Inclination (i) 74.0449° 97.7512°
    RAAN 57.8185° 145.9093°
    Perigee Argument 77.3708° 336.5352°
    Mean Anomaly (M) 283.2332° 23.5751°
    Apogee 654.214 km 596.141 km
    Perigee 593.252 km 592.645 km
    Orbit Epoch 2026-09-02T19:56:53+0000 2026-09-03T10:59:14+0000

    COSMOS 2251 DEB & BALKAN-3 Collision Probability (Pc) Trend

    COSMOS 2251 DEB & BALKAN-3 Collision Probability (Pc) TrendNot Available

    COSMOS 2251 DEB & BALKAN-3 Miss Distance (Miss Distance) Trend

    COSMOS 2251 DEB & BALKAN-3 Miss Distance (Miss Distance) TrendNot Available

    COSMOS 2251 DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    BALKAN-3Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    COSMOS 2251 DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    BALKAN-3Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with COSMOS 2251 DEB

    No nearby objects data